2018-11-28 01:25:22 INFO hif_makeimages::pipeline.infrastructure.basetask:: Starting execution for stage 20 2018-11-28 01:25:22 INFO hif_makeimages::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:25:22 INFO hif_makeimages::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 0 2018-11-28 01:25:22 INFO hif_makeimages::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs*.iter* 2018-11-28 01:25:22 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:25:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:25:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:25:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 0:0~127 2018-11-28 01:25:36 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:25:36 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 0] 2018-11-28 01:25:36 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[0] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:25:36 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:25:36 INFO hif_makeimages::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:25:36 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:25:36 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:25:36 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:25:36 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:25:36 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:25:36 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000134766 2018-11-28 01:25:36 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09536 2018-11-28 01:25:36 INFO hif_makeimages::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 0 ChanRange 0~127: 0.000134765672406 Jy/beam 2018-11-28 01:25:36 INFO hif_makeimages::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000134765672406 Jy 2018-11-28 01:25:36 INFO hif_makeimages::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:25:36 INFO hif_makeimages::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:25:37 INFO hif_makeimages::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['0'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw0.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:25:37 INFO tclean:::: 2018-11-28 01:25:37 INFO tclean:::: ########################################## 2018-11-28 01:25:37 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:25:37 INFO tclean:::: 2018-11-28 01:25:37 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:25:37 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :0 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:25:38 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:25:38 INFO SynthesisImager::selectData selected spw [0] start channels [0] nchannels [128] 2018-11-28 01:25:38 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw0.mfs.I.iter0] : 2018-11-28 01:25:38 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:25:38 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.40371e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:25:38 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw0.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:25:38 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:25:38 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:25:38 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:25:38 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:25:38 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:25:38 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:25:39 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:25:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:25:42 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw0.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.94091e-05 2018-11-28 01:25:42 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.159081 arcsec, 0.145049 arcsec, -52.0497 deg 2018-11-28 01:25:42 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:25:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:25:44 INFO tclean:::: 2018-11-28 01:25:44 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:25:44 INFO tclean:::: ########################################## 2018-11-28 01:25:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0512336716056 2018-11-28 01:25:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.43336069584 min: -0.141574606299 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0512336716056 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.43336069584 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.141574606299 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:25:44 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:25:44 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:25:44 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs.I.iter1.residual 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs.I.iter1.sumwt 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs.I.iter1.psf 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs.I.iter1.pb 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs.I.iter1.cleanmask 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000539062689624Jy 2018-11-28 01:25:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:25:44 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:25:44 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['0'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw0.mfs.I.iter1', threshold='0.000539062689624Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs.I.iter1.cleanmask', pblimit=0.99329262971878052, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:25:44 INFO tclean:::: 2018-11-28 01:25:44 INFO tclean:::: ########################################## 2018-11-28 01:25:44 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:25:44 INFO tclean:::: 2018-11-28 01:25:44 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:25:44 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :0 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:25:46 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:25:46 INFO SynthesisImager::selectData selected spw [0] start channels [0] nchannels [128] 2018-11-28 01:25:46 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] : 2018-11-28 01:25:46 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:25:46 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.40371e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:25:46 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:25:46 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:25:46 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:25:46 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:25:46 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:25:46 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:25:46 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:25:47 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:25:47 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] : hogbom 2018-11-28 01:25:47 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:25:47 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:25:47 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:25:47 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:25:47 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:25:47 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:25:47 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw0.mfs.I.iter1.cleanmask 2018-11-28 01:25:47 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:25:47 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:25:47 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:25:47 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:25:47 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:25:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:25:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (1.43336,-0.141575) over full image : (1.43336,-0.141575) 2018-11-28 01:25:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:25:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.525669, CycleNiter=1000, Gain=0.1 2018-11-28 01:25:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] iters=0->11 [11], model=0->1.00648, peakres=1.43336->0.479428, Reached cyclethreshold. 2018-11-28 01:25:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 11 iterations. 2018-11-28 01:25:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:25:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:25:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.479456,-0.0465065) over full image : (0.479456,-0.0465065) 2018-11-28 01:25:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Total Model Flux : 1.00648 2018-11-28 01:25:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.175835, CycleNiter=989, Gain=0.1 2018-11-28 01:25:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] iters=0->11 [11], model=1.00648->1.34461, peakres=0.479456->0.162418, Reached cyclethreshold. 2018-11-28 01:25:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 01:25:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:25:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:25:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.16241,-0.0183057) over full image : (0.16241,-0.0183057) 2018-11-28 01:25:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Total Model Flux : 1.34461 2018-11-28 01:25:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0595622, CycleNiter=978, Gain=0.1 2018-11-28 01:25:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] iters=0->11 [11], model=1.34461->1.45882, peakres=0.16241->0.0545247, Reached cyclethreshold. 2018-11-28 01:25:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 33 iterations. 2018-11-28 01:25:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:25:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:25:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.0545279,-0.00994216) over full image : (0.0545279,-0.00994216) 2018-11-28 01:25:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Total Model Flux : 1.45882 2018-11-28 01:25:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0199975, CycleNiter=967, Gain=0.1 2018-11-28 01:25:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] iters=0->11 [11], model=1.45882->1.49736, peakres=0.0545279->0.0185317, Reached cyclethreshold. 2018-11-28 01:25:58 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 01:25:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:26:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:26:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.0185327,-0.0147159) over full image : (0.0185327,-0.0147159) 2018-11-28 01:26:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Total Model Flux : 1.49736 2018-11-28 01:26:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00679667, CycleNiter=956, Gain=0.1 2018-11-28 01:26:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] iters=0->49 [49], model=1.49736->1.50065, peakres=0.0185327->0.00668874, Reached cyclethreshold. 2018-11-28 01:26:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 93 iterations. 2018-11-28 01:26:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:26:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:26:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.0064996,-0.00668859) over full image : (0.0064996,-0.00668859) 2018-11-28 01:26:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Total Model Flux : 1.50065 2018-11-28 01:26:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00238366, CycleNiter=907, Gain=0.1 2018-11-28 01:26:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] iters=0->119 [119], model=1.50065->1.50118, peakres=0.0064996->0.00237675, Reached cyclethreshold. 2018-11-28 01:26:05 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 212 iterations. 2018-11-28 01:26:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:26:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:26:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.00237456,-0.00236525) over full image : (0.00237456,-0.00257837) 2018-11-28 01:26:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Total Model Flux : 1.50118 2018-11-28 01:26:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000870842, CycleNiter=788, Gain=0.1 2018-11-28 01:26:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] iters=0->590 [590], model=1.50118->1.50379, peakres=0.00237456->0.000870801, Reached cyclethreshold. 2018-11-28 01:26:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 802 iterations. 2018-11-28 01:26:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:26:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:26:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.000905907,-0.000888504) over full image : (0.00118293,-0.00119838) 2018-11-28 01:26:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Total Model Flux : 1.50379 2018-11-28 01:26:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000539063, CycleNiter=198, Gain=0.1 2018-11-28 01:26:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] iters=0->198 [198], model=1.50379->1.50435, peakres=0.000905907->0.00063848, Reached cycleniter. 2018-11-28 01:26:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:26:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:26:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:26:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.000644768,-0.000644791) over full image : (0.00107495,-0.0010164) 2018-11-28 01:26:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] Total Model Flux : 1.50435 2018-11-28 01:26:16 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:26:16 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] : Restoring model image. 2018-11-28 01:26:16 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw0.mfs.I.iter1] : Applying PB correction 2018-11-28 01:26:17 INFO tclean:::: 2018-11-28 01:26:17 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:26:17 INFO tclean:::: ########################################## 2018-11-28 01:26:17 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:26:17 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw0 ! 2018-11-28 01:26:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000272653793218 2018-11-28 01:26:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000295083358651 2018-11-28 01:26:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000992369255982 min: -0.00101640250068 2018-11-28 01:26:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000298605475109 2018-11-28 01:26:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:26:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000298605475109 2018-11-28 01:26:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00148649862967 2018-11-28 01:26:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.43063735962 2018-11-28 01:26:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000295083358651 2018-11-28 01:26:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000272653793218 2018-11-28 01:26:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000992369255982 2018-11-28 01:26:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00101640250068 2018-11-28 01:26:17 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:26:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:26:17 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 1 2018-11-28 01:26:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs*.iter* 2018-11-28 01:26:17 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:26:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:26:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:26:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 1:0~127 2018-11-28 01:26:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:26:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 1] 2018-11-28 01:26:30 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[1] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:26:30 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:26:30 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:26:30 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:26:30 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:26:31 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:26:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:26:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:26:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000125389 2018-11-28 01:26:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10077 2018-11-28 01:26:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 1 ChanRange 0~127: 0.000125389424077 Jy/beam 2018-11-28 01:26:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000125389424077 Jy 2018-11-28 01:26:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:26:31 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:26:31 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['1'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw1.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:26:32 INFO tclean:::: 2018-11-28 01:26:32 INFO tclean:::: ########################################## 2018-11-28 01:26:32 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:26:32 INFO tclean:::: 2018-11-28 01:26:32 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:26:32 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :1 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:26:33 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:26:33 INFO SynthesisImager::selectData selected spw [1] start channels [0] nchannels [128] 2018-11-28 01:26:33 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw1.mfs.I.iter0] : 2018-11-28 01:26:33 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:26:33 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.41651e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:26:33 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw1.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:26:33 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:26:33 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:26:33 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:26:33 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:26:33 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:26:33 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:26:34 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:26:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:26:36 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw1.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.25697e-05 2018-11-28 01:26:36 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.158259 arcsec, 0.14476 arcsec, -56.2885 deg 2018-11-28 01:26:36 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:26:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:26:38 INFO tclean:::: 2018-11-28 01:26:38 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:26:38 INFO tclean:::: ########################################## 2018-11-28 01:26:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0510514378548 2018-11-28 01:26:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.42955958843 min: -0.136529460549 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0510514378548 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.42955958843 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.136529460549 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:26:38 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:26:38 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:26:38 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs.I.iter1.residual 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs.I.iter1.sumwt 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs.I.iter1.psf 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs.I.iter1.pb 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs.I.iter1.cleanmask 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000501557696308Jy 2018-11-28 01:26:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:26:38 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:26:38 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['1'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw1.mfs.I.iter1', threshold='0.000501557696308Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs.I.iter1.cleanmask', pblimit=0.99322420358657837, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:26:39 INFO tclean:::: 2018-11-28 01:26:39 INFO tclean:::: ########################################## 2018-11-28 01:26:39 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:26:39 INFO tclean:::: 2018-11-28 01:26:39 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:26:39 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :1 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:26:40 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:26:40 INFO SynthesisImager::selectData selected spw [1] start channels [0] nchannels [128] 2018-11-28 01:26:40 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] : 2018-11-28 01:26:40 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:26:40 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.41651e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:26:40 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:26:40 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:26:40 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:26:40 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:26:40 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:26:40 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:26:40 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:26:41 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:26:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] : hogbom 2018-11-28 01:26:41 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:26:41 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:26:41 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:26:41 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:26:41 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:26:41 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:26:41 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw1.mfs.I.iter1.cleanmask 2018-11-28 01:26:41 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:26:41 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:26:41 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:26:41 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:26:41 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:26:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:26:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (1.42956,-0.136529) over full image : (1.42956,-0.136529) 2018-11-28 01:26:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:26:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.527445, CycleNiter=1000, Gain=0.1 2018-11-28 01:26:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] iters=0->11 [11], model=0->1.00412, peakres=1.42956->0.479696, Reached cyclethreshold. 2018-11-28 01:26:41 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 11 iterations. 2018-11-28 01:26:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:26:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:26:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.479674,-0.04462) over full image : (0.479674,-0.04462) 2018-11-28 01:26:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Total Model Flux : 1.00412 2018-11-28 01:26:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.176979, CycleNiter=989, Gain=0.1 2018-11-28 01:26:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] iters=0->11 [11], model=1.00412->1.34175, peakres=0.479674->0.162147, Reached cyclethreshold. 2018-11-28 01:26:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 01:26:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:26:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:26:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.162141,-0.018045) over full image : (0.162141,-0.018045) 2018-11-28 01:26:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Total Model Flux : 1.34175 2018-11-28 01:26:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0598229, CycleNiter=978, Gain=0.1 2018-11-28 01:26:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] iters=0->11 [11], model=1.34175->1.45578, peakres=0.162141->0.0544529, Reached cyclethreshold. 2018-11-28 01:26:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 33 iterations. 2018-11-28 01:26:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:26:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:26:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.0544561,-0.0100231) over full image : (0.0544561,-0.0100231) 2018-11-28 01:26:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Total Model Flux : 1.45578 2018-11-28 01:26:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0200919, CycleNiter=967, Gain=0.1 2018-11-28 01:26:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] iters=0->11 [11], model=1.45578->1.49425, peakres=0.0544561->0.0185021, Reached cyclethreshold. 2018-11-28 01:26:52 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 01:26:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:26:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:26:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.0185031,-0.013533) over full image : (0.0185031,-0.013533) 2018-11-28 01:26:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Total Model Flux : 1.49425 2018-11-28 01:26:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00682684, CycleNiter=956, Gain=0.1 2018-11-28 01:26:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] iters=0->49 [49], model=1.49425->1.49733, peakres=0.0185031->0.00650367, Reached cyclethreshold. 2018-11-28 01:26:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 93 iterations. 2018-11-28 01:26:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:26:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:26:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.00628443,-0.00650376) over full image : (0.00628443,-0.00650376) 2018-11-28 01:26:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Total Model Flux : 1.49733 2018-11-28 01:26:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00231868, CycleNiter=907, Gain=0.1 2018-11-28 01:26:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] iters=0->128 [128], model=1.49733->1.49907, peakres=0.00628443->0.00230755, Reached cyclethreshold. 2018-11-28 01:26:59 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 221 iterations. 2018-11-28 01:26:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:27:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:27:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.00228226,-0.00230734) over full image : (0.00228226,-0.00230734) 2018-11-28 01:27:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Total Model Flux : 1.49907 2018-11-28 01:27:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000842055, CycleNiter=779, Gain=0.1 2018-11-28 01:27:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] iters=0->592 [592], model=1.49907->1.50643, peakres=0.00228226->0.000840532, Reached cyclethreshold. 2018-11-28 01:27:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 813 iterations. 2018-11-28 01:27:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:27:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:27:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.000863017,-0.00101119) over full image : (0.00126657,-0.00106329) 2018-11-28 01:27:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Total Model Flux : 1.50643 2018-11-28 01:27:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000501558, CycleNiter=187, Gain=0.1 2018-11-28 01:27:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] iters=0->187 [187], model=1.50643->1.50634, peakres=0.000863017->0.000642452, Reached cycleniter. 2018-11-28 01:27:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:27:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:27:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:27:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.00066836,-0.000654535) over full image : (0.00108966,-0.000901195) 2018-11-28 01:27:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] Total Model Flux : 1.50634 2018-11-28 01:27:11 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:27:11 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] : Restoring model image. 2018-11-28 01:27:11 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw1.mfs.I.iter1] : Applying PB correction 2018-11-28 01:27:11 INFO tclean:::: 2018-11-28 01:27:11 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:27:11 INFO tclean:::: ########################################## 2018-11-28 01:27:11 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:27:11 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw1 ! 2018-11-28 01:27:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000275581434835 2018-11-28 01:27:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000291323114652 2018-11-28 01:27:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00108966056723 min: -0.00090119545348 2018-11-28 01:27:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000292618060485 2018-11-28 01:27:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:27:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000292618060485 2018-11-28 01:27:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.0017523864517 2018-11-28 01:27:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.42655324936 2018-11-28 01:27:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000291323114652 2018-11-28 01:27:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000275581434835 2018-11-28 01:27:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00108966056723 2018-11-28 01:27:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00090119545348 2018-11-28 01:27:11 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:27:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:27:12 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 2 2018-11-28 01:27:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs*.iter* 2018-11-28 01:27:12 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:27:23 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:27:23 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:27:23 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 2:0~127 2018-11-28 01:27:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:27:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 2] 2018-11-28 01:27:24 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[2] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:27:24 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:27:24 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:27:24 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:27:24 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:27:25 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:27:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:27:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:27:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000132451 2018-11-28 01:27:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10012 2018-11-28 01:27:25 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 2 ChanRange 0~127: 0.000132450609436 Jy/beam 2018-11-28 01:27:25 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000132450609436 Jy 2018-11-28 01:27:25 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:27:25 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:27:25 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['2'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw2.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:27:26 INFO tclean:::: 2018-11-28 01:27:26 INFO tclean:::: ########################################## 2018-11-28 01:27:26 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:27:26 INFO tclean:::: 2018-11-28 01:27:26 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:27:26 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :2 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:27:27 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:27:27 INFO SynthesisImager::selectData selected spw [2] start channels [0] nchannels [128] 2018-11-28 01:27:27 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw2.mfs.I.iter0] : 2018-11-28 01:27:27 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:27:27 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.42931e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:27:27 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw2.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:27:27 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:27:27 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:27:27 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:27:27 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:27:27 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:27:27 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:27:27 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:27:27 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:27:30 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw2.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.72143e-05 2018-11-28 01:27:30 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.155723 arcsec, 0.144252 arcsec, -58.0995 deg 2018-11-28 01:27:30 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:27:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:27:32 INFO tclean:::: 2018-11-28 01:27:32 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:27:32 INFO tclean:::: ########################################## 2018-11-28 01:27:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0515619143844 2018-11-28 01:27:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.42458736897 min: -0.127372696996 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0515619143844 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.42458736897 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.127372696996 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:27:32 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:27:32 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:27:32 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs.I.iter1.residual 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs.I.iter1.sumwt 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs.I.iter1.psf 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs.I.iter1.pb 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs.I.iter1.cleanmask 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000529802437745Jy 2018-11-28 01:27:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:27:32 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:27:32 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['2'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw2.mfs.I.iter1', threshold='0.000529802437745Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs.I.iter1.cleanmask', pblimit=0.99318987131118774, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:27:32 INFO tclean:::: 2018-11-28 01:27:32 INFO tclean:::: ########################################## 2018-11-28 01:27:32 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:27:32 INFO tclean:::: 2018-11-28 01:27:32 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:27:32 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :2 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:27:34 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:27:34 INFO SynthesisImager::selectData selected spw [2] start channels [0] nchannels [128] 2018-11-28 01:27:34 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] : 2018-11-28 01:27:34 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:27:34 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.42931e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:27:34 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:27:34 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:27:34 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:27:34 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:27:34 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:27:34 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:27:34 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:27:34 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:27:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] : hogbom 2018-11-28 01:27:34 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:27:35 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:27:35 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:27:35 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:27:35 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:27:35 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:27:35 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw2.mfs.I.iter1.cleanmask 2018-11-28 01:27:35 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:27:35 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:27:35 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:27:35 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:27:35 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:27:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:27:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (1.42459,-0.127373) over full image : (1.42459,-0.127373) 2018-11-28 01:27:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:27:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.537632, CycleNiter=1000, Gain=0.1 2018-11-28 01:27:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] iters=0->10 [10], model=0->0.948658, peakres=1.42459->0.528845, Reached cyclethreshold. 2018-11-28 01:27:35 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:27:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:27:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:27:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.528825,-0.0487624) over full image : (0.528825,-0.0487624) 2018-11-28 01:27:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Total Model Flux : 0.948658 2018-11-28 01:27:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.199576, CycleNiter=990, Gain=0.1 2018-11-28 01:27:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] iters=0->10 [10], model=0.948658->1.30146, peakres=0.528825->0.197318, Reached cyclethreshold. 2018-11-28 01:27:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:27:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:27:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:27:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.197311,-0.0211896) over full image : (0.197311,-0.0211896) 2018-11-28 01:27:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Total Model Flux : 1.30146 2018-11-28 01:27:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.074464, CycleNiter=980, Gain=0.1 2018-11-28 01:27:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] iters=0->10 [10], model=1.30146->1.43298, peakres=0.197311->0.0732465, Reached cyclethreshold. 2018-11-28 01:27:42 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:27:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:27:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:27:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.0732501,-0.0108949) over full image : (0.0732501,-0.0108949) 2018-11-28 01:27:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Total Model Flux : 1.43298 2018-11-28 01:27:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0276442, CycleNiter=970, Gain=0.1 2018-11-28 01:27:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] iters=0->10 [10], model=1.43298->1.48202, peakres=0.0732501->0.0272879, Reached cyclethreshold. 2018-11-28 01:27:46 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:27:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:27:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:27:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.027289,-0.00986721) over full image : (0.027289,-0.00986721) 2018-11-28 01:27:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Total Model Flux : 1.48202 2018-11-28 01:27:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0102987, CycleNiter=960, Gain=0.1 2018-11-28 01:27:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] iters=0->24 [24], model=1.48202->1.49562, peakres=0.027289->0.0101543, Reached cyclethreshold. 2018-11-28 01:27:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 64 iterations. 2018-11-28 01:27:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:27:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:27:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.0101544,-0.0094725) over full image : (0.0101544,-0.0094725) 2018-11-28 01:27:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Total Model Flux : 1.49562 2018-11-28 01:27:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00383222, CycleNiter=936, Gain=0.1 2018-11-28 01:27:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] iters=0->64 [64], model=1.49562->1.49275, peakres=0.0101544->0.00376043, Reached cyclethreshold. 2018-11-28 01:27:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 128 iterations. 2018-11-28 01:27:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:27:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:27:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.00372762,-0.00376047) over full image : (0.00379938,-0.00376047) 2018-11-28 01:27:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Total Model Flux : 1.49275 2018-11-28 01:27:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00140678, CycleNiter=872, Gain=0.1 2018-11-28 01:27:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] iters=0->258 [258], model=1.49275->1.49961, peakres=0.00372762->0.00140173, Reached cyclethreshold. 2018-11-28 01:27:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 386 iterations. 2018-11-28 01:27:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:28:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:28:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.0013869,-0.00143959) over full image : (0.00193906,-0.00166751) 2018-11-28 01:28:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Total Model Flux : 1.49961 2018-11-28 01:28:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000529802, CycleNiter=614, Gain=0.1 2018-11-28 01:28:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] iters=0->614 [614], model=1.49961->1.50315, peakres=0.0013869->0.00067761, Reached cycleniter. 2018-11-28 01:28:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:28:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:28:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:28:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.000689795,-0.000688559) over full image : (0.00106977,-0.00109688) 2018-11-28 01:28:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] Total Model Flux : 1.50315 2018-11-28 01:28:05 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:28:05 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] : Restoring model image. 2018-11-28 01:28:05 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw2.mfs.I.iter1] : Applying PB correction 2018-11-28 01:28:05 INFO tclean:::: 2018-11-28 01:28:05 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:28:05 INFO tclean:::: ########################################## 2018-11-28 01:28:05 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:28:05 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw2 ! 2018-11-28 01:28:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000255922932411 2018-11-28 01:28:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000282798864646 2018-11-28 01:28:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000959448399954 min: -0.000870447838679 2018-11-28 01:28:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000285178801278 2018-11-28 01:28:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:28:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000285178801278 2018-11-28 01:28:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.0016992703313 2018-11-28 01:28:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.42141187191 2018-11-28 01:28:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000282798864646 2018-11-28 01:28:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000255922932411 2018-11-28 01:28:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000959448399954 2018-11-28 01:28:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000870447838679 2018-11-28 01:28:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:28:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:28:06 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 3 2018-11-28 01:28:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs*.iter* 2018-11-28 01:28:06 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:28:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:28:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:28:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 3:0~127 2018-11-28 01:28:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:28:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 3] 2018-11-28 01:28:18 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[3] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:28:18 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:28:18 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:28:18 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:28:18 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:28:19 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:28:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:28:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:28:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000136224 2018-11-28 01:28:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09846 2018-11-28 01:28:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 3 ChanRange 0~127: 0.000136223689482 Jy/beam 2018-11-28 01:28:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000136223689482 Jy 2018-11-28 01:28:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:28:19 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:28:20 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['3'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw3.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:28:20 INFO tclean:::: 2018-11-28 01:28:20 INFO tclean:::: ########################################## 2018-11-28 01:28:20 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:28:20 INFO tclean:::: 2018-11-28 01:28:20 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:28:20 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :3 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:28:21 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:28:21 INFO SynthesisImager::selectData selected spw [3] start channels [0] nchannels [128] 2018-11-28 01:28:21 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw3.mfs.I.iter0] : 2018-11-28 01:28:21 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:28:21 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.44211e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:28:21 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw3.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:28:21 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:28:21 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:28:21 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:28:21 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:28:21 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:28:21 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:28:22 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:28:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:28:24 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw3.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.9705e-05 2018-11-28 01:28:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.156211 arcsec, 0.144559 arcsec, -52.5697 deg 2018-11-28 01:28:24 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:28:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:28:26 INFO tclean:::: 2018-11-28 01:28:26 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:28:26 INFO tclean:::: ########################################## 2018-11-28 01:28:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0508050248027 2018-11-28 01:28:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.42204940319 min: -0.124204441905 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0508050248027 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.42204940319 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.124204441905 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:28:27 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:28:27 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:28:27 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs.I.iter1.residual 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs.I.iter1.sumwt 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs.I.iter1.psf 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs.I.iter1.pb 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs.I.iter1.cleanmask 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000544894757929Jy 2018-11-28 01:28:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:28:27 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:28:27 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['3'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw3.mfs.I.iter1', threshold='0.000544894757929Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs.I.iter1.cleanmask', pblimit=0.99315541982650757, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:28:27 INFO tclean:::: 2018-11-28 01:28:27 INFO tclean:::: ########################################## 2018-11-28 01:28:27 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:28:27 INFO tclean:::: 2018-11-28 01:28:27 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:28:27 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :3 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:28:29 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:28:29 INFO SynthesisImager::selectData selected spw [3] start channels [0] nchannels [128] 2018-11-28 01:28:29 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] : 2018-11-28 01:28:29 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:28:29 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.44211e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:28:29 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:28:29 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:28:29 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:28:29 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:28:29 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:28:29 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:28:29 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:28:29 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:28:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] : hogbom 2018-11-28 01:28:29 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:28:29 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:28:29 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:28:29 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:28:29 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:28:29 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:28:29 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw3.mfs.I.iter1.cleanmask 2018-11-28 01:28:29 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:28:29 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:28:29 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:28:29 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:28:29 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:28:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:28:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (1.42205,-0.124204) over full image : (1.42205,-0.124204) 2018-11-28 01:28:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:28:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.539308, CycleNiter=1000, Gain=0.1 2018-11-28 01:28:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] iters=0->10 [10], model=0->0.946751, peakres=1.42205->0.526687, Reached cyclethreshold. 2018-11-28 01:28:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:28:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:28:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:28:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.526713,-0.051669) over full image : (0.526713,-0.051669) 2018-11-28 01:28:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Total Model Flux : 0.946751 2018-11-28 01:28:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.199754, CycleNiter=990, Gain=0.1 2018-11-28 01:28:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] iters=0->10 [10], model=0.946751->1.29865, peakres=0.526713->0.196124, Reached cyclethreshold. 2018-11-28 01:28:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:28:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:28:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:28:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.196133,-0.0228326) over full image : (0.196133,-0.0228326) 2018-11-28 01:28:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Total Model Flux : 1.29865 2018-11-28 01:28:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0743828, CycleNiter=980, Gain=0.1 2018-11-28 01:28:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] iters=0->10 [10], model=1.29865->1.42978, peakres=0.196133->0.0735252, Reached cyclethreshold. 2018-11-28 01:28:37 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:28:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:28:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:28:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.0735223,-0.0125298) over full image : (0.0735223,-0.0125298) 2018-11-28 01:28:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Total Model Flux : 1.42978 2018-11-28 01:28:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0278831, CycleNiter=970, Gain=0.1 2018-11-28 01:28:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] iters=0->10 [10], model=1.42978->1.47871, peakres=0.0735223->0.0274197, Reached cyclethreshold. 2018-11-28 01:28:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:28:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:28:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:28:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.0274212,-0.0140114) over full image : (0.0274212,-0.0140114) 2018-11-28 01:28:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Total Model Flux : 1.47871 2018-11-28 01:28:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0103994, CycleNiter=960, Gain=0.1 2018-11-28 01:28:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] iters=0->27 [27], model=1.47871->1.49292, peakres=0.0274212->0.0100653, Reached cyclethreshold. 2018-11-28 01:28:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 67 iterations. 2018-11-28 01:28:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:28:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:28:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.00937116,-0.0100654) over full image : (0.00937116,-0.0100654) 2018-11-28 01:28:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Total Model Flux : 1.49292 2018-11-28 01:28:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00355398, CycleNiter=933, Gain=0.1 2018-11-28 01:28:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] iters=0->75 [75], model=1.49292->1.48774, peakres=0.00937116->0.0035518, Reached cyclethreshold. 2018-11-28 01:28:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 142 iterations. 2018-11-28 01:28:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:28:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:28:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.00348538,-0.00355172) over full image : (0.00348538,-0.00355172) 2018-11-28 01:28:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Total Model Flux : 1.48774 2018-11-28 01:28:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00132182, CycleNiter=858, Gain=0.1 2018-11-28 01:28:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] iters=0->309 [309], model=1.48774->1.49452, peakres=0.00348538->0.00131615, Reached cyclethreshold. 2018-11-28 01:28:52 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 451 iterations. 2018-11-28 01:28:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:28:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:28:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.00130287,-0.0013273) over full image : (0.00186234,-0.00167048) 2018-11-28 01:28:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Total Model Flux : 1.49452 2018-11-28 01:28:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000544895, CycleNiter=549, Gain=0.1 2018-11-28 01:28:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] iters=0->549 [549], model=1.49452->1.49226, peakres=0.00130287->0.000706038, Reached cycleniter. 2018-11-28 01:28:55 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:28:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:28:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:28:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.000700056,-0.000749267) over full image : (0.0011442,-0.00110047) 2018-11-28 01:28:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] Total Model Flux : 1.49226 2018-11-28 01:28:59 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:28:59 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] : Restoring model image. 2018-11-28 01:28:59 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw3.mfs.I.iter1] : Applying PB correction 2018-11-28 01:28:59 INFO tclean:::: 2018-11-28 01:28:59 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:28:59 INFO tclean:::: ########################################## 2018-11-28 01:29:00 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:29:00 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw3 ! 2018-11-28 01:29:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000282248336589 2018-11-28 01:29:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000312360294629 2018-11-28 01:29:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00114419893362 min: -0.000944394152611 2018-11-28 01:29:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00031501185731 2018-11-28 01:29:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:29:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00031501185731 2018-11-28 01:29:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00155742373317 2018-11-28 01:29:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.41969549656 2018-11-28 01:29:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000312360294629 2018-11-28 01:29:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000282248336589 2018-11-28 01:29:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00114419893362 2018-11-28 01:29:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000944394152611 2018-11-28 01:29:00 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:29:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:29:00 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 4 2018-11-28 01:29:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs*.iter* 2018-11-28 01:29:00 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:29:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:29:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:29:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 4:0~127 2018-11-28 01:29:13 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:29:13 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 4] 2018-11-28 01:29:13 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[4] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:29:13 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:29:13 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:29:13 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:29:13 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:29:13 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:29:13 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:29:13 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:29:14 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000132601 2018-11-28 01:29:14 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09531 2018-11-28 01:29:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 4 ChanRange 0~127: 0.000132600602256 Jy/beam 2018-11-28 01:29:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000132600602256 Jy 2018-11-28 01:29:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:29:14 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:29:14 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['4'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw4.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:29:14 INFO tclean:::: 2018-11-28 01:29:14 INFO tclean:::: ########################################## 2018-11-28 01:29:14 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:29:14 INFO tclean:::: 2018-11-28 01:29:14 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:29:14 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :4 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:29:15 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:29:15 INFO SynthesisImager::selectData selected spw [4] start channels [0] nchannels [128] 2018-11-28 01:29:15 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw4.mfs.I.iter0] : 2018-11-28 01:29:15 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:29:15 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.45491e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:29:15 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw4.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:29:15 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:29:15 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:29:15 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:29:15 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:29:15 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:29:15 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:29:16 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:29:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:29:18 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw4.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.76974e-05 2018-11-28 01:29:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.156581 arcsec, 0.144232 arcsec, -51.0042 deg 2018-11-28 01:29:18 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:29:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:29:20 INFO tclean:::: 2018-11-28 01:29:20 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:29:20 INFO tclean:::: ########################################## 2018-11-28 01:29:20 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0507704168558 2018-11-28 01:29:20 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.41915869713 min: -0.124554872513 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0507704168558 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.41915869713 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.124554872513 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:29:20 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:29:20 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:29:20 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs.I.iter1.residual 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs.I.iter1.sumwt 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs.I.iter1.psf 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs.I.iter1.pb 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs.I.iter1.cleanmask 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000530402409025Jy 2018-11-28 01:29:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:29:20 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:29:20 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['4'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw4.mfs.I.iter1', threshold='0.000530402409025Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs.I.iter1.cleanmask', pblimit=0.99312084913253784, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:29:21 INFO tclean:::: 2018-11-28 01:29:21 INFO tclean:::: ########################################## 2018-11-28 01:29:21 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:29:21 INFO tclean:::: 2018-11-28 01:29:21 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:29:21 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :4 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:29:22 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:29:22 INFO SynthesisImager::selectData selected spw [4] start channels [0] nchannels [128] 2018-11-28 01:29:22 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] : 2018-11-28 01:29:22 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:29:22 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.45491e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:29:22 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:29:22 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:29:22 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:29:22 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:29:22 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:29:22 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:29:22 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:29:22 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:29:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] : hogbom 2018-11-28 01:29:22 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:29:22 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:29:22 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:29:22 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:29:22 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:29:22 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:29:22 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw4.mfs.I.iter1.cleanmask 2018-11-28 01:29:22 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:29:22 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:29:22 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:29:22 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:29:22 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:29:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:29:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (1.41916,-0.124555) over full image : (1.41916,-0.124555) 2018-11-28 01:29:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:29:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.546578, CycleNiter=1000, Gain=0.1 2018-11-28 01:29:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] iters=0->10 [10], model=0->0.944677, peakres=1.41916->0.525161, Reached cyclethreshold. 2018-11-28 01:29:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:29:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:29:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:29:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.525187,-0.0509498) over full image : (0.525187,-0.0509498) 2018-11-28 01:29:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Total Model Flux : 0.944677 2018-11-28 01:29:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.202272, CycleNiter=990, Gain=0.1 2018-11-28 01:29:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] iters=0->10 [10], model=0.944677->1.29553, peakres=0.525187->0.196442, Reached cyclethreshold. 2018-11-28 01:29:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:29:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:29:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:29:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.196434,-0.0229665) over full image : (0.196434,-0.0229665) 2018-11-28 01:29:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Total Model Flux : 1.29553 2018-11-28 01:29:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.075655, CycleNiter=980, Gain=0.1 2018-11-28 01:29:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] iters=0->10 [10], model=1.29553->1.4264, peakres=0.196434->0.0733698, Reached cyclethreshold. 2018-11-28 01:29:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:29:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:29:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:29:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.0733673,-0.0125217) over full image : (0.0733673,-0.0125217) 2018-11-28 01:29:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Total Model Flux : 1.4264 2018-11-28 01:29:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0282569, CycleNiter=970, Gain=0.1 2018-11-28 01:29:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] iters=0->10 [10], model=1.4264->1.47521, peakres=0.0733673->0.0273415, Reached cyclethreshold. 2018-11-28 01:29:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:29:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:29:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:29:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.027343,-0.0130598) over full image : (0.027343,-0.0130598) 2018-11-28 01:29:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Total Model Flux : 1.47521 2018-11-28 01:29:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0105309, CycleNiter=960, Gain=0.1 2018-11-28 01:29:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] iters=0->26 [26], model=1.47521->1.48847, peakres=0.027343->0.0103412, Reached cyclethreshold. 2018-11-28 01:29:37 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 66 iterations. 2018-11-28 01:29:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:29:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:29:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.0101077,-0.0103413) over full image : (0.0101077,-0.0103413) 2018-11-28 01:29:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Total Model Flux : 1.48847 2018-11-28 01:29:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0038929, CycleNiter=934, Gain=0.1 2018-11-28 01:29:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] iters=0->66 [66], model=1.48847->1.48499, peakres=0.0101077->0.00383156, Reached cyclethreshold. 2018-11-28 01:29:41 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 132 iterations. 2018-11-28 01:29:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:29:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:29:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.00377967,-0.00383161) over full image : (0.00377967,-0.00383161) 2018-11-28 01:29:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Total Model Flux : 1.48499 2018-11-28 01:29:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00145571, CycleNiter=868, Gain=0.1 2018-11-28 01:29:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] iters=0->252 [252], model=1.48499->1.4925, peakres=0.00377967->0.0014545, Reached cyclethreshold. 2018-11-28 01:29:45 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 384 iterations. 2018-11-28 01:29:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:29:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:29:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.00146334,-0.0014713) over full image : (0.00176085,-0.00155588) 2018-11-28 01:29:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Total Model Flux : 1.4925 2018-11-28 01:29:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000563596, CycleNiter=616, Gain=0.1 2018-11-28 01:29:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] iters=0->616 [616], model=1.4925->1.49485, peakres=0.00146334->0.000718475, Reached cycleniter. 2018-11-28 01:29:49 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:29:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:29:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:29:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.000715441,-0.000796352) over full image : (0.00108797,-0.00105388) 2018-11-28 01:29:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] Total Model Flux : 1.49485 2018-11-28 01:29:52 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:29:52 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] : Restoring model image. 2018-11-28 01:29:52 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw4.mfs.I.iter1] : Applying PB correction 2018-11-28 01:29:53 INFO tclean:::: 2018-11-28 01:29:53 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:29:53 INFO tclean:::: ########################################## 2018-11-28 01:29:53 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:29:53 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw4 ! 2018-11-28 01:29:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000275676866295 2018-11-28 01:29:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000299566745525 2018-11-28 01:29:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00108797091525 min: -0.000888610084075 2018-11-28 01:29:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000303988490487 2018-11-28 01:29:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:29:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000303988490487 2018-11-28 01:29:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.0017536500236 2018-11-28 01:29:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.41631996632 2018-11-28 01:29:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000299566745525 2018-11-28 01:29:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000275676866295 2018-11-28 01:29:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00108797091525 2018-11-28 01:29:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000888610084075 2018-11-28 01:29:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:29:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:29:53 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 5 2018-11-28 01:29:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs*.iter* 2018-11-28 01:29:53 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:30:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:30:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:30:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 5:0~127 2018-11-28 01:30:06 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:30:06 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 5] 2018-11-28 01:30:06 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[5] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:30:06 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:30:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:30:06 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:30:06 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:30:06 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:30:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:30:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:30:07 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000131905 2018-11-28 01:30:07 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.0963 2018-11-28 01:30:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 5 ChanRange 0~127: 0.0001319048914 Jy/beam 2018-11-28 01:30:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.0001319048914 Jy 2018-11-28 01:30:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:30:07 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:30:07 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['5'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw5.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:30:07 INFO tclean:::: 2018-11-28 01:30:07 INFO tclean:::: ########################################## 2018-11-28 01:30:07 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:30:07 INFO tclean:::: 2018-11-28 01:30:07 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:30:07 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :5 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:30:08 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:30:08 INFO SynthesisImager::selectData selected spw [5] start channels [0] nchannels [128] 2018-11-28 01:30:08 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw5.mfs.I.iter0] : 2018-11-28 01:30:08 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:30:08 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.46771e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:30:08 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw5.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:30:08 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:30:08 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:30:08 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:30:08 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:30:08 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:30:08 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:30:09 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:30:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:30:11 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw5.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.70417e-05 2018-11-28 01:30:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.15663 arcsec, 0.142104 arcsec, -58.2754 deg 2018-11-28 01:30:11 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:30:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:30:13 INFO tclean:::: 2018-11-28 01:30:13 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:30:13 INFO tclean:::: ########################################## 2018-11-28 01:30:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0501674339175 2018-11-28 01:30:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.41520822048 min: -0.123169705272 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0501674339175 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.41520822048 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.123169705272 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:30:13 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:30:13 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:30:13 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs.I.iter1.residual 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs.I.iter1.sumwt 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs.I.iter1.psf 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs.I.iter1.pb 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs.I.iter1.cleanmask 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000527619565601Jy 2018-11-28 01:30:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:30:13 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:30:14 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['5'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw5.mfs.I.iter1', threshold='0.000527619565601Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs.I.iter1.cleanmask', pblimit=0.99308627843856812, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:30:14 INFO tclean:::: 2018-11-28 01:30:14 INFO tclean:::: ########################################## 2018-11-28 01:30:14 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:30:14 INFO tclean:::: 2018-11-28 01:30:14 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:30:14 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :5 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:30:16 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:30:16 INFO SynthesisImager::selectData selected spw [5] start channels [0] nchannels [128] 2018-11-28 01:30:16 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] : 2018-11-28 01:30:16 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:30:16 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.46771e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:30:16 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:30:16 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:30:16 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:30:16 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:30:16 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:30:16 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:30:16 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:30:16 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:30:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] : hogbom 2018-11-28 01:30:16 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:30:16 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:30:16 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:30:16 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:30:16 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:30:16 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:30:16 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw5.mfs.I.iter1.cleanmask 2018-11-28 01:30:16 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:30:16 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:30:16 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:30:16 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:30:16 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:30:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:30:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (1.41521,-0.12317) over full image : (1.41521,-0.12317) 2018-11-28 01:30:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:30:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.549653, CycleNiter=1000, Gain=0.1 2018-11-28 01:30:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] iters=0->10 [10], model=0->0.94211, peakres=1.41521->0.523798, Reached cyclethreshold. 2018-11-28 01:30:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:30:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:30:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:30:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (0.523797,-0.0520903) over full image : (0.523797,-0.0520903) 2018-11-28 01:30:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Total Model Flux : 0.94211 2018-11-28 01:30:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.203438, CycleNiter=990, Gain=0.1 2018-11-28 01:30:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] iters=0->10 [10], model=0.94211->1.2921, peakres=0.523797->0.196169, Reached cyclethreshold. 2018-11-28 01:30:20 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:30:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:30:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:30:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (0.196161,-0.023822) over full image : (0.196161,-0.023822) 2018-11-28 01:30:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Total Model Flux : 1.2921 2018-11-28 01:30:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.076187, CycleNiter=980, Gain=0.1 2018-11-28 01:30:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] iters=0->10 [10], model=1.2921->1.4228, peakres=0.196161->0.0728234, Reached cyclethreshold. 2018-11-28 01:30:24 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:30:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:30:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:30:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (0.0728271,-0.0132591) over full image : (0.0728271,-0.0132591) 2018-11-28 01:30:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Total Model Flux : 1.4228 2018-11-28 01:30:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0282853, CycleNiter=970, Gain=0.1 2018-11-28 01:30:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] iters=0->10 [10], model=1.4228->1.4716, peakres=0.0728271->0.0271839, Reached cyclethreshold. 2018-11-28 01:30:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:30:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:30:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:30:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (0.0271828,-0.0126058) over full image : (0.0271828,-0.0126058) 2018-11-28 01:30:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Total Model Flux : 1.4716 2018-11-28 01:30:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0105575, CycleNiter=960, Gain=0.1 2018-11-28 01:30:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] iters=0->28 [28], model=1.4716->1.48476, peakres=0.0271828->0.0103131, Reached cyclethreshold. 2018-11-28 01:30:31 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 68 iterations. 2018-11-28 01:30:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:30:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:30:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (0.0101782,-0.0103129) over full image : (0.0101782,-0.0103129) 2018-11-28 01:30:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Total Model Flux : 1.48476 2018-11-28 01:30:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00395311, CycleNiter=932, Gain=0.1 2018-11-28 01:30:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] iters=0->67 [67], model=1.48476->1.48127, peakres=0.0101782->0.0039392, Reached cyclethreshold. 2018-11-28 01:30:35 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 135 iterations. 2018-11-28 01:30:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:30:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:30:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (0.0039384,-0.00392004) over full image : (0.00400542,-0.00392004) 2018-11-28 01:30:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Total Model Flux : 1.48127 2018-11-28 01:30:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00152964, CycleNiter=865, Gain=0.1 2018-11-28 01:30:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] iters=0->255 [255], model=1.48127->1.48443, peakres=0.0039384->0.00152645, Reached cyclethreshold. 2018-11-28 01:30:39 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 390 iterations. 2018-11-28 01:30:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:30:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:30:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (0.00154417,-0.00153244) over full image : (0.00206456,-0.00156739) 2018-11-28 01:30:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Total Model Flux : 1.48443 2018-11-28 01:30:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000599741, CycleNiter=610, Gain=0.1 2018-11-28 01:30:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] iters=0->610 [610], model=1.48443->1.4824, peakres=0.00154417->0.000766722, Reached cycleniter. 2018-11-28 01:30:42 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:30:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:30:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:30:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (0.000761588,-0.000850512) over full image : (0.00125735,-0.00104164) 2018-11-28 01:30:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] Total Model Flux : 1.4824 2018-11-28 01:30:46 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:30:46 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] : Restoring model image. 2018-11-28 01:30:46 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw5.mfs.I.iter1] : Applying PB correction 2018-11-28 01:30:47 INFO tclean:::: 2018-11-28 01:30:47 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:30:47 INFO tclean:::: ########################################## 2018-11-28 01:30:47 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:30:47 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw5 ! 2018-11-28 01:30:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.00030882487772 2018-11-28 01:30:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000334010692313 2018-11-28 01:30:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000987296923995 min: -0.00104163540527 2018-11-28 01:30:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000335305434419 2018-11-28 01:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000335305434419 2018-11-28 01:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00184195127804 2018-11-28 01:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.41215252876 2018-11-28 01:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000334010692313 2018-11-28 01:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.00030882487772 2018-11-28 01:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000987296923995 2018-11-28 01:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00104163540527 2018-11-28 01:30:47 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 6 2018-11-28 01:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs*.iter* 2018-11-28 01:30:47 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:30:59 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:30:59 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:30:59 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 6:0~127 2018-11-28 01:31:00 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:31:00 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 6] 2018-11-28 01:31:00 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[6] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:31:00 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:31:00 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:31:00 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:31:00 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:31:00 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:31:00 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:31:00 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:31:01 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000138298 2018-11-28 01:31:01 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09578 2018-11-28 01:31:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 6 ChanRange 0~127: 0.00013829767669 Jy/beam 2018-11-28 01:31:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.00013829767669 Jy 2018-11-28 01:31:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:31:01 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:31:01 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['6'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw6.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:31:01 INFO tclean:::: 2018-11-28 01:31:01 INFO tclean:::: ########################################## 2018-11-28 01:31:01 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:31:01 INFO tclean:::: 2018-11-28 01:31:01 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:31:01 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :6 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:31:02 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:31:02 INFO SynthesisImager::selectData selected spw [6] start channels [0] nchannels [128] 2018-11-28 01:31:02 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw6.mfs.I.iter0] : 2018-11-28 01:31:02 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:31:02 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.48051e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:31:02 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw6.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:31:02 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:31:02 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:31:02 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:31:02 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:31:02 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:31:02 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:31:03 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:31:03 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:31:05 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw6.mfs.I.iter0] Theoretical sensitivity (Jy/bm):9.16296e-05 2018-11-28 01:31:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.155676 arcsec, 0.141978 arcsec, -58.9744 deg 2018-11-28 01:31:05 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:31:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:31:07 INFO tclean:::: 2018-11-28 01:31:07 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:31:07 INFO tclean:::: ########################################## 2018-11-28 01:31:07 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0501991137862 2018-11-28 01:31:07 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.41150176525 min: -0.125161930919 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0501991137862 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.41150176525 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.125161930919 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:31:07 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:31:07 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:31:07 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs.I.iter1.residual 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs.I.iter1.sumwt 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs.I.iter1.psf 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs.I.iter1.pb 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs.I.iter1.cleanmask 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000553190706759Jy 2018-11-28 01:31:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:31:07 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:31:08 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['6'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw6.mfs.I.iter1', threshold='0.000553190706759Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs.I.iter1.cleanmask', pblimit=0.99305158853530884, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:31:08 INFO tclean:::: 2018-11-28 01:31:08 INFO tclean:::: ########################################## 2018-11-28 01:31:08 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:31:08 INFO tclean:::: 2018-11-28 01:31:08 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:31:08 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :6 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:31:09 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:31:09 INFO SynthesisImager::selectData selected spw [6] start channels [0] nchannels [128] 2018-11-28 01:31:09 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] : 2018-11-28 01:31:09 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:31:09 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.48051e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:31:09 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:31:09 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:31:09 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:31:09 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:31:09 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:31:09 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:31:09 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:31:10 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:31:10 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] : hogbom 2018-11-28 01:31:10 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:31:10 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:31:10 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:31:10 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:31:10 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:31:10 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:31:10 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw6.mfs.I.iter1.cleanmask 2018-11-28 01:31:10 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:31:10 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:31:10 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:31:10 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:31:10 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:31:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:31:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (1.4115,-0.125162) over full image : (1.4115,-0.125162) 2018-11-28 01:31:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:31:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.537718, CycleNiter=1000, Gain=0.1 2018-11-28 01:31:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] iters=0->10 [10], model=0->0.939911, peakres=1.4115->0.522904, Reached cyclethreshold. 2018-11-28 01:31:10 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:31:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:31:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:31:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.52293,-0.0497493) over full image : (0.52293,-0.0497493) 2018-11-28 01:31:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Total Model Flux : 0.939911 2018-11-28 01:31:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.199213, CycleNiter=990, Gain=0.1 2018-11-28 01:31:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] iters=0->10 [10], model=0.939911->1.28945, peakres=0.52293->0.195927, Reached cyclethreshold. 2018-11-28 01:31:14 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:31:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:31:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:31:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.195919,-0.0220335) over full image : (0.195919,-0.0220335) 2018-11-28 01:31:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Total Model Flux : 1.28945 2018-11-28 01:31:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0746363, CycleNiter=980, Gain=0.1 2018-11-28 01:31:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] iters=0->10 [10], model=1.28945->1.42003, peakres=0.195919->0.0732781, Reached cyclethreshold. 2018-11-28 01:31:17 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:31:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:31:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:31:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.0732755,-0.0116312) over full image : (0.0732755,-0.0116312) 2018-11-28 01:31:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Total Model Flux : 1.42003 2018-11-28 01:31:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0279146, CycleNiter=970, Gain=0.1 2018-11-28 01:31:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] iters=0->10 [10], model=1.42003->1.46881, peakres=0.0732755->0.0273465, Reached cyclethreshold. 2018-11-28 01:31:21 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:31:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:31:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:31:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.0273456,-0.0134451) over full image : (0.0273456,-0.0134451) 2018-11-28 01:31:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Total Model Flux : 1.46881 2018-11-28 01:31:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0104174, CycleNiter=960, Gain=0.1 2018-11-28 01:31:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] iters=0->26 [26], model=1.46881->1.48191, peakres=0.0273456->0.0101224, Reached cyclethreshold. 2018-11-28 01:31:25 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 66 iterations. 2018-11-28 01:31:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:31:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:31:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.010118,-0.0101224) over full image : (0.010118,-0.0101224) 2018-11-28 01:31:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Total Model Flux : 1.48191 2018-11-28 01:31:28 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00385452, CycleNiter=934, Gain=0.1 2018-11-28 01:31:28 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] iters=0->65 [65], model=1.48191->1.47875, peakres=0.010118->0.00384967, Reached cyclethreshold. 2018-11-28 01:31:28 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 131 iterations. 2018-11-28 01:31:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:31:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:31:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.00384649,-0.00385009) over full image : (0.00384649,-0.00385009) 2018-11-28 01:31:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Total Model Flux : 1.47875 2018-11-28 01:31:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00146534, CycleNiter=869, Gain=0.1 2018-11-28 01:31:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] iters=0->264 [264], model=1.47875->1.48639, peakres=0.00384649->0.00146189, Reached cyclethreshold. 2018-11-28 01:31:32 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 395 iterations. 2018-11-28 01:31:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:31:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:31:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.0014803,-0.00144716) over full image : (0.00189805,-0.00172972) 2018-11-28 01:31:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Total Model Flux : 1.48639 2018-11-28 01:31:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000563927, CycleNiter=605, Gain=0.1 2018-11-28 01:31:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] iters=0->605 [605], model=1.48639->1.48577, peakres=0.0014803->0.000733071, Reached cycleniter. 2018-11-28 01:31:35 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:31:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:31:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:31:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.000795081,-0.000766418) over full image : (0.00111612,-0.00106416) 2018-11-28 01:31:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] Total Model Flux : 1.48577 2018-11-28 01:31:39 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:31:39 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] : Restoring model image. 2018-11-28 01:31:39 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw6.mfs.I.iter1] : Applying PB correction 2018-11-28 01:31:39 INFO tclean:::: 2018-11-28 01:31:39 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:31:39 INFO tclean:::: ########################################## 2018-11-28 01:31:40 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:31:40 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw6 ! 2018-11-28 01:31:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.00028836648562 2018-11-28 01:31:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000312118732836 2018-11-28 01:31:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00101476325653 min: -0.000990247004665 2018-11-28 01:31:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000313901749905 2018-11-28 01:31:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:31:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000313901749905 2018-11-28 01:31:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00180547765922 2018-11-28 01:31:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.4084829092 2018-11-28 01:31:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000312118732836 2018-11-28 01:31:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.00028836648562 2018-11-28 01:31:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00101476325653 2018-11-28 01:31:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000990247004665 2018-11-28 01:31:40 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:31:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:31:40 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 7 2018-11-28 01:31:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs*.iter* 2018-11-28 01:31:40 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:31:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:31:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:31:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 7:0~127 2018-11-28 01:31:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:31:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 7] 2018-11-28 01:31:53 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[7] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:31:53 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:31:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:31:53 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:31:53 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:31:53 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:31:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:31:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:31:54 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000141817 2018-11-28 01:31:54 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09424 2018-11-28 01:31:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 7 ChanRange 0~127: 0.000141816508781 Jy/beam 2018-11-28 01:31:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000141816508781 Jy 2018-11-28 01:31:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:31:54 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:31:54 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['7'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw7.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:31:54 INFO tclean:::: 2018-11-28 01:31:54 INFO tclean:::: ########################################## 2018-11-28 01:31:54 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:31:54 INFO tclean:::: 2018-11-28 01:31:54 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:31:54 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :7 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:31:55 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:31:55 INFO SynthesisImager::selectData selected spw [7] start channels [0] nchannels [128] 2018-11-28 01:31:55 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw7.mfs.I.iter0] : 2018-11-28 01:31:56 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:31:56 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.49331e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:31:56 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw7.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:31:56 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:31:56 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:31:56 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:31:56 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:31:56 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:31:56 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:31:56 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:31:56 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:31:58 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw7.mfs.I.iter0] Theoretical sensitivity (Jy/bm):9.41792e-05 2018-11-28 01:31:58 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.156003 arcsec, 0.142673 arcsec, -58.162 deg 2018-11-28 01:31:58 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:31:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:32:00 INFO tclean:::: 2018-11-28 01:32:00 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:32:00 INFO tclean:::: ########################################## 2018-11-28 01:32:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0494916811585 2018-11-28 01:32:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.40861558914 min: -0.134147316217 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0494916811585 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.40861558914 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.134147316217 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:32:01 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:32:01 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:32:01 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs.I.iter1.residual 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs.I.iter1.sumwt 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs.I.iter1.psf 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs.I.iter1.pb 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs.I.iter1.cleanmask 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000567266035125Jy 2018-11-28 01:32:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:32:01 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:32:01 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['7'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw7.mfs.I.iter1', threshold='0.000567266035125Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs.I.iter1.cleanmask', pblimit=0.99301677942276001, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:32:01 INFO tclean:::: 2018-11-28 01:32:01 INFO tclean:::: ########################################## 2018-11-28 01:32:01 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:32:01 INFO tclean:::: 2018-11-28 01:32:01 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:32:01 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :7 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:32:03 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:32:03 INFO SynthesisImager::selectData selected spw [7] start channels [0] nchannels [128] 2018-11-28 01:32:03 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] : 2018-11-28 01:32:03 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:32:03 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.49331e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:32:03 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:32:03 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:32:03 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:32:03 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:32:03 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:32:03 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:32:03 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:32:03 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:32:03 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] : hogbom 2018-11-28 01:32:03 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:32:03 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:32:03 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:32:03 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:32:03 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:32:03 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:32:03 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw7.mfs.I.iter1.cleanmask 2018-11-28 01:32:03 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:32:03 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:32:03 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:32:03 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:32:03 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:32:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:32:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (1.40862,-0.134147) over full image : (1.40862,-0.134147) 2018-11-28 01:32:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:32:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.54183, CycleNiter=1000, Gain=0.1 2018-11-28 01:32:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] iters=0->10 [10], model=0->0.937949, peakres=1.40862->0.521665, Reached cyclethreshold. 2018-11-28 01:32:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:32:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:32:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:32:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.521691,-0.0489255) over full image : (0.521691,-0.0489255) 2018-11-28 01:32:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Total Model Flux : 0.937949 2018-11-28 01:32:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.200671, CycleNiter=990, Gain=0.1 2018-11-28 01:32:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] iters=0->10 [10], model=0.937949->1.28663, peakres=0.521691->0.195487, Reached cyclethreshold. 2018-11-28 01:32:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:32:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:32:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:32:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.195479,-0.0215388) over full image : (0.195479,-0.0215388) 2018-11-28 01:32:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Total Model Flux : 1.28663 2018-11-28 01:32:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.075192, CycleNiter=980, Gain=0.1 2018-11-28 01:32:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] iters=0->10 [10], model=1.28663->1.41687, peakres=0.195479->0.0730203, Reached cyclethreshold. 2018-11-28 01:32:11 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:32:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:32:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:32:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.0730241,-0.0116369) over full image : (0.0730241,-0.0116369) 2018-11-28 01:32:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Total Model Flux : 1.41687 2018-11-28 01:32:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0280891, CycleNiter=970, Gain=0.1 2018-11-28 01:32:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] iters=0->10 [10], model=1.41687->1.4655, peakres=0.0730241->0.0272787, Reached cyclethreshold. 2018-11-28 01:32:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:32:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:32:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:32:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.0272775,-0.0115339) over full image : (0.0272775,-0.0115339) 2018-11-28 01:32:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Total Model Flux : 1.4655 2018-11-28 01:32:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0104924, CycleNiter=960, Gain=0.1 2018-11-28 01:32:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] iters=0->27 [27], model=1.4655->1.47766, peakres=0.0272775->0.0103994, Reached cyclethreshold. 2018-11-28 01:32:18 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 67 iterations. 2018-11-28 01:32:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:32:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:32:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.0103999,-0.0098129) over full image : (0.0103999,-0.0098129) 2018-11-28 01:32:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Total Model Flux : 1.47766 2018-11-28 01:32:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00400037, CycleNiter=933, Gain=0.1 2018-11-28 01:32:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] iters=0->67 [67], model=1.47766->1.47598, peakres=0.0103999->0.00399609, Reached cyclethreshold. 2018-11-28 01:32:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 134 iterations. 2018-11-28 01:32:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:32:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:32:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.00399535,-0.00389245) over full image : (0.00399535,-0.00389245) 2018-11-28 01:32:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Total Model Flux : 1.47598 2018-11-28 01:32:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00153683, CycleNiter=866, Gain=0.1 2018-11-28 01:32:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] iters=0->235 [235], model=1.47598->1.48153, peakres=0.00399535->0.00152713, Reached cyclethreshold. 2018-11-28 01:32:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 369 iterations. 2018-11-28 01:32:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:32:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:32:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.00153418,-0.00152152) over full image : (0.0019502,-0.00194078) 2018-11-28 01:32:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Total Model Flux : 1.48153 2018-11-28 01:32:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000590128, CycleNiter=631, Gain=0.1 2018-11-28 01:32:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] iters=0->631 [631], model=1.48153->1.48537, peakres=0.00153418->0.000743451, Reached cycleniter. 2018-11-28 01:32:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:32:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:32:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:32:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.000781607,-0.000792135) over full image : (0.00105302,-0.00114458) 2018-11-28 01:32:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] Total Model Flux : 1.48537 2018-11-28 01:32:33 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:32:34 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] : Restoring model image. 2018-11-28 01:32:34 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw7.mfs.I.iter1] : Applying PB correction 2018-11-28 01:32:34 INFO tclean:::: 2018-11-28 01:32:34 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:32:34 INFO tclean:::: ########################################## 2018-11-28 01:32:34 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:32:34 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw7 ! 2018-11-28 01:32:35 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000293661403703 2018-11-28 01:32:35 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000309939874569 2018-11-28 01:32:35 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00105301674921 min: -0.000961833982728 2018-11-28 01:32:35 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000312250806019 2018-11-28 01:32:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:32:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000312250806019 2018-11-28 01:32:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00183015852235 2018-11-28 01:32:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.4059419632 2018-11-28 01:32:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000309939874569 2018-11-28 01:32:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000293661403703 2018-11-28 01:32:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00105301674921 2018-11-28 01:32:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000961833982728 2018-11-28 01:32:35 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:32:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:32:35 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 8 2018-11-28 01:32:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs*.iter* 2018-11-28 01:32:35 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:32:47 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:32:47 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:32:47 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 8:0~127 2018-11-28 01:32:48 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:32:48 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 8] 2018-11-28 01:32:48 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[8] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:32:48 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:32:48 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:32:48 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:32:48 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:32:48 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:32:48 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:32:48 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:32:48 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000146395 2018-11-28 01:32:48 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09538 2018-11-28 01:32:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 8 ChanRange 0~127: 0.000146394541674 Jy/beam 2018-11-28 01:32:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000146394541674 Jy 2018-11-28 01:32:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:32:48 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:32:49 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['8'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw8.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:32:49 INFO tclean:::: 2018-11-28 01:32:49 INFO tclean:::: ########################################## 2018-11-28 01:32:49 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:32:49 INFO tclean:::: 2018-11-28 01:32:49 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:32:49 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :8 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:32:50 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:32:50 INFO SynthesisImager::selectData selected spw [8] start channels [0] nchannels [128] 2018-11-28 01:32:50 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw8.mfs.I.iter0] : 2018-11-28 01:32:50 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:32:50 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.50611e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:32:50 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw8.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:32:50 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:32:50 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:32:50 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:32:50 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:32:50 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:32:50 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:32:51 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:32:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:32:53 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw8.mfs.I.iter0] Theoretical sensitivity (Jy/bm):9.70115e-05 2018-11-28 01:32:53 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.156082 arcsec, 0.141513 arcsec, -57.9599 deg 2018-11-28 01:32:53 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:32:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:32:55 INFO tclean:::: 2018-11-28 01:32:55 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:32:55 INFO tclean:::: ########################################## 2018-11-28 01:32:55 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0489222370088 2018-11-28 01:32:55 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.40519940853 min: -0.129408866167 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0489222370088 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.40519940853 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.129408866167 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:32:55 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:32:55 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:32:55 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs.I.iter1.residual 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs.I.iter1.sumwt 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs.I.iter1.psf 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs.I.iter1.pb 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs.I.iter1.cleanmask 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000585578166694Jy 2018-11-28 01:32:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:32:55 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:32:56 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['8'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw8.mfs.I.iter1', threshold='0.000585578166694Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs.I.iter1.cleanmask', pblimit=0.9929470419883728, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:32:56 INFO tclean:::: 2018-11-28 01:32:56 INFO tclean:::: ########################################## 2018-11-28 01:32:56 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:32:56 INFO tclean:::: 2018-11-28 01:32:56 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:32:56 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :8 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:32:57 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:32:57 INFO SynthesisImager::selectData selected spw [8] start channels [0] nchannels [128] 2018-11-28 01:32:57 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] : 2018-11-28 01:32:57 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:32:57 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.50611e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:32:57 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:32:57 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:32:57 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:32:57 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:32:57 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:32:57 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:32:57 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:32:58 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:32:58 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] : hogbom 2018-11-28 01:32:58 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:32:58 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:32:58 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:32:58 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:32:58 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:32:58 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:32:58 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw8.mfs.I.iter1.cleanmask 2018-11-28 01:32:58 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:32:58 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:32:58 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:32:58 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:32:58 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:32:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:32:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (1.4052,-0.129409) over full image : (1.4052,-0.129409) 2018-11-28 01:32:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:32:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.543643, CycleNiter=1000, Gain=0.1 2018-11-28 01:32:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] iters=0->10 [10], model=0->0.935644, peakres=1.4052->0.520381, Reached cyclethreshold. 2018-11-28 01:32:58 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:32:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:33:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:33:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.520407,-0.04748) over full image : (0.520407,-0.04748) 2018-11-28 01:33:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Total Model Flux : 0.935644 2018-11-28 01:33:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.201335, CycleNiter=990, Gain=0.1 2018-11-28 01:33:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] iters=0->10 [10], model=0.935644->1.28355, peakres=0.520407->0.195104, Reached cyclethreshold. 2018-11-28 01:33:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:33:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:33:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:33:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.195096,-0.0215734) over full image : (0.195096,-0.0215734) 2018-11-28 01:33:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Total Model Flux : 1.28355 2018-11-28 01:33:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0754787, CycleNiter=980, Gain=0.1 2018-11-28 01:33:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] iters=0->10 [10], model=1.28355->1.41359, peakres=0.195096->0.072975, Reached cyclethreshold. 2018-11-28 01:33:05 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:33:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:33:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:33:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.072979,-0.0117691) over full image : (0.072979,-0.0117691) 2018-11-28 01:33:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Total Model Flux : 1.41359 2018-11-28 01:33:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0282341, CycleNiter=970, Gain=0.1 2018-11-28 01:33:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] iters=0->10 [10], model=1.41359->1.46218, peakres=0.072979->0.0272535, Reached cyclethreshold. 2018-11-28 01:33:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:33:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:33:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:33:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.0272524,-0.0122564) over full image : (0.0272524,-0.0122564) 2018-11-28 01:33:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Total Model Flux : 1.46218 2018-11-28 01:33:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0105434, CycleNiter=960, Gain=0.1 2018-11-28 01:33:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] iters=0->26 [26], model=1.46218->1.47544, peakres=0.0272524->0.0105374, Reached cyclethreshold. 2018-11-28 01:33:13 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 66 iterations. 2018-11-28 01:33:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:33:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:33:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.0103355,-0.0105374) over full image : (0.0103355,-0.0105374) 2018-11-28 01:33:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Total Model Flux : 1.47544 2018-11-28 01:33:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00399858, CycleNiter=934, Gain=0.1 2018-11-28 01:33:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] iters=0->73 [73], model=1.47544->1.47204, peakres=0.0103355->0.00387279, Reached cyclethreshold. 2018-11-28 01:33:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 139 iterations. 2018-11-28 01:33:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:33:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:33:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.00384836,-0.00387293) over full image : (0.00384836,-0.00387293) 2018-11-28 01:33:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Total Model Flux : 1.47204 2018-11-28 01:33:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00148885, CycleNiter=861, Gain=0.1 2018-11-28 01:33:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] iters=0->243 [243], model=1.47204->1.47664, peakres=0.00384836->0.00148286, Reached cyclethreshold. 2018-11-28 01:33:20 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 382 iterations. 2018-11-28 01:33:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:33:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:33:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.00145045,-0.00147192) over full image : (0.00190025,-0.00170667) 2018-11-28 01:33:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Total Model Flux : 1.47664 2018-11-28 01:33:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000585578, CycleNiter=618, Gain=0.1 2018-11-28 01:33:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] iters=0->618 [618], model=1.47664->1.48104, peakres=0.00145045->0.000738727, Reached cycleniter. 2018-11-28 01:33:24 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:33:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:33:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:33:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.000777904,-0.000760659) over full image : (0.00110096,-0.00106701) 2018-11-28 01:33:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] Total Model Flux : 1.48104 2018-11-28 01:33:27 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:33:28 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] : Restoring model image. 2018-11-28 01:33:28 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw8.mfs.I.iter1] : Applying PB correction 2018-11-28 01:33:28 INFO tclean:::: 2018-11-28 01:33:28 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:33:28 INFO tclean:::: ########################################## 2018-11-28 01:33:28 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:33:28 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw8 ! 2018-11-28 01:33:28 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000288674695184 2018-11-28 01:33:28 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000314140488626 2018-11-28 01:33:28 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000950826390181 min: -0.000907829205971 2018-11-28 01:33:28 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000318474834785 2018-11-28 01:33:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:33:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000318474834785 2018-11-28 01:33:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00170242786407 2018-11-28 01:33:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.40285038948 2018-11-28 01:33:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000314140488626 2018-11-28 01:33:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000288674695184 2018-11-28 01:33:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000950826390181 2018-11-28 01:33:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000907829205971 2018-11-28 01:33:28 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:33:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:33:28 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 9 2018-11-28 01:33:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs*.iter* 2018-11-28 01:33:29 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:33:41 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:33:41 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:33:41 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 9:0~127 2018-11-28 01:33:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:33:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 9] 2018-11-28 01:33:42 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[9] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:33:42 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:33:42 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:33:42 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:33:42 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:33:43 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:33:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:33:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:33:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000147905 2018-11-28 01:33:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09585 2018-11-28 01:33:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 9 ChanRange 0~127: 0.000147904539161 Jy/beam 2018-11-28 01:33:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000147904539161 Jy 2018-11-28 01:33:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:33:43 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:33:43 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['9'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw9.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:33:43 INFO tclean:::: 2018-11-28 01:33:43 INFO tclean:::: ########################################## 2018-11-28 01:33:43 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:33:43 INFO tclean:::: 2018-11-28 01:33:43 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:33:43 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :9 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:33:45 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:33:45 INFO SynthesisImager::selectData selected spw [9] start channels [0] nchannels [128] 2018-11-28 01:33:45 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw9.mfs.I.iter0] : 2018-11-28 01:33:45 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:33:45 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.51891e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:33:45 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw9.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:33:45 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:33:45 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:33:45 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:33:45 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:33:45 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:33:45 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:33:45 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:33:45 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:33:48 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw9.mfs.I.iter0] Theoretical sensitivity (Jy/bm):9.7782e-05 2018-11-28 01:33:48 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.155018 arcsec, 0.140626 arcsec, -59.3268 deg 2018-11-28 01:33:48 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:33:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:33:50 INFO tclean:::: 2018-11-28 01:33:50 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:33:50 INFO tclean:::: ########################################## 2018-11-28 01:33:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0490534082055 2018-11-28 01:33:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.40141820908 min: -0.133705601096 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0490534082055 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.40141820908 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.133705601096 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:33:50 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:33:50 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:33:50 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs.I.iter1.residual 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs.I.iter1.sumwt 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs.I.iter1.psf 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs.I.iter1.pb 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs.I.iter1.cleanmask 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000591618156644Jy 2018-11-28 01:33:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:33:50 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:33:51 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['9'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw9.mfs.I.iter1', threshold='0.000591618156644Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs.I.iter1.cleanmask', pblimit=0.99291199445724487, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:33:51 INFO tclean:::: 2018-11-28 01:33:51 INFO tclean:::: ########################################## 2018-11-28 01:33:51 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:33:51 INFO tclean:::: 2018-11-28 01:33:51 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:33:51 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :9 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:33:52 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:33:52 INFO SynthesisImager::selectData selected spw [9] start channels [0] nchannels [128] 2018-11-28 01:33:52 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] : 2018-11-28 01:33:52 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:33:52 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.51891e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:33:52 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:33:52 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:33:52 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:33:52 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:33:52 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:33:52 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:33:52 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:33:53 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:33:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] : hogbom 2018-11-28 01:33:53 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:33:53 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:33:53 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:33:53 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:33:53 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:33:53 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:33:53 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw9.mfs.I.iter1.cleanmask 2018-11-28 01:33:53 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:33:53 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:33:53 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:33:53 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:33:53 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:33:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:33:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (1.40142,-0.133706) over full image : (1.40142,-0.133706) 2018-11-28 01:33:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:33:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.545324, CycleNiter=1000, Gain=0.1 2018-11-28 01:33:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] iters=0->10 [10], model=0->0.933361, peakres=1.40142->0.51932, Reached cyclethreshold. 2018-11-28 01:33:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:33:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:33:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:33:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.519346,-0.0482323) over full image : (0.519346,-0.0482323) 2018-11-28 01:33:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Total Model Flux : 0.933361 2018-11-28 01:33:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.202089, CycleNiter=990, Gain=0.1 2018-11-28 01:33:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] iters=0->10 [10], model=0.933361->1.28063, peakres=0.519346->0.194854, Reached cyclethreshold. 2018-11-28 01:33:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:33:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:34:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:34:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.194846,-0.0215976) over full image : (0.194846,-0.0215976) 2018-11-28 01:34:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Total Model Flux : 1.28063 2018-11-28 01:34:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.075819, CycleNiter=980, Gain=0.1 2018-11-28 01:34:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] iters=0->10 [10], model=1.28063->1.41051, peakres=0.194846->0.0728997, Reached cyclethreshold. 2018-11-28 01:34:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:34:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:34:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:34:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.0729037,-0.0117097) over full image : (0.0729037,-0.0117097) 2018-11-28 01:34:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Total Model Flux : 1.41051 2018-11-28 01:34:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0283685, CycleNiter=970, Gain=0.1 2018-11-28 01:34:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] iters=0->10 [10], model=1.41051->1.45907, peakres=0.0729037->0.0272664, Reached cyclethreshold. 2018-11-28 01:34:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:34:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:34:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:34:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.0272675,-0.0123089) over full image : (0.0272675,-0.0123089) 2018-11-28 01:34:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Total Model Flux : 1.45907 2018-11-28 01:34:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0106104, CycleNiter=960, Gain=0.1 2018-11-28 01:34:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] iters=0->27 [27], model=1.45907->1.47098, peakres=0.0272675->0.0105989, Reached cyclethreshold. 2018-11-28 01:34:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 67 iterations. 2018-11-28 01:34:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:34:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:34:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.0105983,-0.0101911) over full image : (0.0105983,-0.0101911) 2018-11-28 01:34:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Total Model Flux : 1.47098 2018-11-28 01:34:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00412403, CycleNiter=933, Gain=0.1 2018-11-28 01:34:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] iters=0->63 [63], model=1.47098->1.46804, peakres=0.0105983->0.00411986, Reached cyclethreshold. 2018-11-28 01:34:11 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 130 iterations. 2018-11-28 01:34:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:34:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:34:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.00412,-0.00403664) over full image : (0.00412,-0.00403664) 2018-11-28 01:34:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Total Model Flux : 1.46804 2018-11-28 01:34:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00160319, CycleNiter=870, Gain=0.1 2018-11-28 01:34:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] iters=0->222 [222], model=1.46804->1.47479, peakres=0.00412->0.00160047, Reached cyclethreshold. 2018-11-28 01:34:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 352 iterations. 2018-11-28 01:34:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:34:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:34:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.00159047,-0.00157936) over full image : (0.00212932,-0.00226018) 2018-11-28 01:34:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Total Model Flux : 1.47479 2018-11-28 01:34:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00061889, CycleNiter=648, Gain=0.1 2018-11-28 01:34:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] iters=0->648 [648], model=1.47479->1.4799, peakres=0.00159047->0.000771221, Reached cycleniter. 2018-11-28 01:34:18 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:34:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:34:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:34:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.000810737,-0.000871138) over full image : (0.00116658,-0.00127366) 2018-11-28 01:34:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] Total Model Flux : 1.4799 2018-11-28 01:34:22 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:34:22 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] : Restoring model image. 2018-11-28 01:34:22 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw9.mfs.I.iter1] : Applying PB correction 2018-11-28 01:34:22 INFO tclean:::: 2018-11-28 01:34:22 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:34:22 INFO tclean:::: ########################################## 2018-11-28 01:34:23 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:34:23 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw9 ! 2018-11-28 01:34:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000296102953143 2018-11-28 01:34:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000317441910738 2018-11-28 01:34:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00103718787432 min: -0.000958657939918 2018-11-28 01:34:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000322520645568 2018-11-28 01:34:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:34:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000322520645568 2018-11-28 01:34:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00183135666884 2018-11-28 01:34:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.39880561829 2018-11-28 01:34:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000317441910738 2018-11-28 01:34:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000296102953143 2018-11-28 01:34:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00103718787432 2018-11-28 01:34:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000958657939918 2018-11-28 01:34:23 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:34:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:34:23 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 10 2018-11-28 01:34:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs*.iter* 2018-11-28 01:34:23 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:34:35 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:34:35 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:34:35 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 10:0~127 2018-11-28 01:34:36 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:34:36 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 10] 2018-11-28 01:34:36 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[10] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:34:36 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:34:36 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:34:36 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:34:36 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:34:37 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:34:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:34:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:34:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.00014965 2018-11-28 01:34:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09535 2018-11-28 01:34:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 10 ChanRange 0~127: 0.000149649695406 Jy/beam 2018-11-28 01:34:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000149649695406 Jy 2018-11-28 01:34:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:34:37 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:34:38 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['10'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw10.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:34:38 INFO tclean:::: 2018-11-28 01:34:38 INFO tclean:::: ########################################## 2018-11-28 01:34:38 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:34:38 INFO tclean:::: 2018-11-28 01:34:38 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:34:38 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :10 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:34:39 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:34:39 INFO SynthesisImager::selectData selected spw [10] start channels [0] nchannels [128] 2018-11-28 01:34:39 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw10.mfs.I.iter0] : 2018-11-28 01:34:39 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:34:39 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.5317e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:34:39 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw10.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:34:39 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:34:39 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:34:39 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:34:39 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:34:39 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:34:39 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:34:40 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:34:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:34:42 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw10.mfs.I.iter0] Theoretical sensitivity (Jy/bm):9.92495e-05 2018-11-28 01:34:42 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.15547 arcsec, 0.140387 arcsec, -55.1119 deg 2018-11-28 01:34:42 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:34:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:34:44 INFO tclean:::: 2018-11-28 01:34:44 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:34:44 INFO tclean:::: ########################################## 2018-11-28 01:34:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0491404272616 2018-11-28 01:34:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.39838397503 min: -0.133877828717 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0491404272616 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.39838397503 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.133877828717 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:34:44 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:34:44 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:34:44 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs.I.iter1.residual 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs.I.iter1.sumwt 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs.I.iter1.psf 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs.I.iter1.pb 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs.I.iter1.cleanmask 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000598598781623Jy 2018-11-28 01:34:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:34:44 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:34:45 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['10'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw10.mfs.I.iter1', threshold='0.000598598781623Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs.I.iter1.cleanmask', pblimit=0.99287688732147217, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:34:45 INFO tclean:::: 2018-11-28 01:34:45 INFO tclean:::: ########################################## 2018-11-28 01:34:45 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:34:45 INFO tclean:::: 2018-11-28 01:34:45 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:34:45 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :10 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:34:46 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:34:46 INFO SynthesisImager::selectData selected spw [10] start channels [0] nchannels [128] 2018-11-28 01:34:46 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] : 2018-11-28 01:34:46 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:34:46 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.5317e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:34:46 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:34:46 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:34:46 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:34:46 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:34:46 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:34:46 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:34:46 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:34:47 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:34:47 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] : hogbom 2018-11-28 01:34:47 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:34:47 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:34:47 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:34:47 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:34:47 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:34:47 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:34:47 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw10.mfs.I.iter1.cleanmask 2018-11-28 01:34:47 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:34:47 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:34:47 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:34:47 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:34:47 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:34:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:34:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (1.39838,-0.133878) over full image : (1.39838,-0.133878) 2018-11-28 01:34:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:34:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.529061, CycleNiter=1000, Gain=0.1 2018-11-28 01:34:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] iters=0->10 [10], model=0->0.931169, peakres=1.39838->0.517916, Reached cyclethreshold. 2018-11-28 01:34:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:34:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:34:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:34:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.517915,-0.0478682) over full image : (0.517915,-0.0478682) 2018-11-28 01:34:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Total Model Flux : 0.931169 2018-11-28 01:34:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.195946, CycleNiter=990, Gain=0.1 2018-11-28 01:34:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] iters=0->10 [10], model=0.931169->1.27737, peakres=0.517915->0.193473, Reached cyclethreshold. 2018-11-28 01:34:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:34:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:34:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:34:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.193482,-0.0213383) over full image : (0.193482,-0.0213383) 2018-11-28 01:34:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Total Model Flux : 1.27737 2018-11-28 01:34:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0732015, CycleNiter=980, Gain=0.1 2018-11-28 01:34:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] iters=0->10 [10], model=1.27737->1.4069, peakres=0.193482->0.0722516, Reached cyclethreshold. 2018-11-28 01:34:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:34:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:34:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:34:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.0722487,-0.0122019) over full image : (0.0722487,-0.0122019) 2018-11-28 01:34:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Total Model Flux : 1.4069 2018-11-28 01:34:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0273344, CycleNiter=970, Gain=0.1 2018-11-28 01:34:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] iters=0->10 [10], model=1.4069->1.45535, peakres=0.0722487->0.0270237, Reached cyclethreshold. 2018-11-28 01:34:58 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:34:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:35:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:35:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.0270249,-0.016275) over full image : (0.0270249,-0.016275) 2018-11-28 01:35:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Total Model Flux : 1.45535 2018-11-28 01:35:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0102245, CycleNiter=960, Gain=0.1 2018-11-28 01:35:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] iters=0->33 [33], model=1.45535->1.46711, peakres=0.0270249->0.00982906, Reached cyclethreshold. 2018-11-28 01:35:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 73 iterations. 2018-11-28 01:35:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:35:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:35:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.00973717,-0.00982909) over full image : (0.00973717,-0.00982909) 2018-11-28 01:35:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Total Model Flux : 1.46711 2018-11-28 01:35:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00368394, CycleNiter=927, Gain=0.1 2018-11-28 01:35:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] iters=0->76 [76], model=1.46711->1.46531, peakres=0.00973717->0.00364614, Reached cyclethreshold. 2018-11-28 01:35:05 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 149 iterations. 2018-11-28 01:35:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:35:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:35:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.00364641,-0.00358322) over full image : (0.00364641,-0.00358322) 2018-11-28 01:35:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Total Model Flux : 1.46531 2018-11-28 01:35:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00137957, CycleNiter=851, Gain=0.1 2018-11-28 01:35:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] iters=0->296 [296], model=1.46531->1.46847, peakres=0.00364641->0.00137848, Reached cyclethreshold. 2018-11-28 01:35:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 445 iterations. 2018-11-28 01:35:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:35:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:35:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.00140468,-0.00137358) over full image : (0.00191404,-0.00174767) 2018-11-28 01:35:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Total Model Flux : 1.46847 2018-11-28 01:35:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000598599, CycleNiter=555, Gain=0.1 2018-11-28 01:35:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] iters=0->555 [555], model=1.46847->1.46465, peakres=0.00140468->0.000763018, Reached cycleniter. 2018-11-28 01:35:13 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:35:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:35:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:35:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.000792719,-0.000846702) over full image : (0.00107223,-0.00120825) 2018-11-28 01:35:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] Total Model Flux : 1.46464 2018-11-28 01:35:16 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:35:17 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] : Restoring model image. 2018-11-28 01:35:17 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw10.mfs.I.iter1] : Applying PB correction 2018-11-28 01:35:17 INFO tclean:::: 2018-11-28 01:35:17 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:35:17 INFO tclean:::: ########################################## 2018-11-28 01:35:17 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:35:17 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw10 ! 2018-11-28 01:35:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000297848891933 2018-11-28 01:35:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000310253031785 2018-11-28 01:35:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.0010722320294 min: -0.00111267645843 2018-11-28 01:35:18 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00031574111199 2018-11-28 01:35:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:35:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00031574111199 2018-11-28 01:35:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.0019716869574 2018-11-28 01:35:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.39633512497 2018-11-28 01:35:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000310253031785 2018-11-28 01:35:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000297848891933 2018-11-28 01:35:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.0010722320294 2018-11-28 01:35:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00111267645843 2018-11-28 01:35:18 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:35:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:35:18 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 11 2018-11-28 01:35:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs*.iter* 2018-11-28 01:35:18 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:35:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:35:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:35:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 11:0~127 2018-11-28 01:35:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:35:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 11] 2018-11-28 01:35:30 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[11] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:35:30 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:35:30 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:35:30 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:35:30 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:35:31 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:35:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:35:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:35:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000145113 2018-11-28 01:35:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09752 2018-11-28 01:35:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 11 ChanRange 0~127: 0.000145113146574 Jy/beam 2018-11-28 01:35:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000145113146574 Jy 2018-11-28 01:35:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:35:31 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:35:31 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['11'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw11.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:35:31 INFO tclean:::: 2018-11-28 01:35:31 INFO tclean:::: ########################################## 2018-11-28 01:35:31 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:35:31 INFO tclean:::: 2018-11-28 01:35:31 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:35:31 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :11 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:35:33 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:35:33 INFO SynthesisImager::selectData selected spw [11] start channels [0] nchannels [128] 2018-11-28 01:35:33 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw11.mfs.I.iter0] : 2018-11-28 01:35:33 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:35:33 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.5445e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:35:33 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw11.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:35:33 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:35:33 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:35:33 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:35:33 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:35:33 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:35:33 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:35:33 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:35:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:35:35 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw11.mfs.I.iter0] Theoretical sensitivity (Jy/bm):9.58875e-05 2018-11-28 01:35:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.155514 arcsec, 0.141438 arcsec, -55.0535 deg 2018-11-28 01:35:35 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:35:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:35:38 INFO tclean:::: 2018-11-28 01:35:38 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:35:38 INFO tclean:::: ########################################## 2018-11-28 01:35:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0492347553372 2018-11-28 01:35:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.39556276798 min: -0.135052859783 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0492347553372 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.39556276798 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.135052859783 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:35:38 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:35:38 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:35:38 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs.I.iter1.residual 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs.I.iter1.sumwt 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs.I.iter1.psf 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs.I.iter1.pb 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs.I.iter1.cleanmask 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000580452586295Jy 2018-11-28 01:35:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:35:38 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:35:38 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['11'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw11.mfs.I.iter1', threshold='0.000580452586295Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs.I.iter1.cleanmask', pblimit=0.99284172058105469, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:35:38 INFO tclean:::: 2018-11-28 01:35:38 INFO tclean:::: ########################################## 2018-11-28 01:35:38 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:35:38 INFO tclean:::: 2018-11-28 01:35:38 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:35:38 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :11 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:35:40 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:35:40 INFO SynthesisImager::selectData selected spw [11] start channels [0] nchannels [128] 2018-11-28 01:35:40 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] : 2018-11-28 01:35:40 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:35:40 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.5445e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:35:40 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:35:40 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:35:40 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:35:40 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:35:40 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:35:40 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:35:40 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:35:41 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:35:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] : hogbom 2018-11-28 01:35:41 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:35:41 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:35:41 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:35:41 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:35:41 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:35:41 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:35:41 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw11.mfs.I.iter1.cleanmask 2018-11-28 01:35:41 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:35:41 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:35:41 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:35:41 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:35:41 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:35:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:35:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (1.39556,-0.135053) over full image : (1.39556,-0.135053) 2018-11-28 01:35:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:35:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.51206, CycleNiter=1000, Gain=0.1 2018-11-28 01:35:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] iters=0->11 [11], model=0->0.981106, peakres=1.39556->0.468342, Reached cyclethreshold. 2018-11-28 01:35:41 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 11 iterations. 2018-11-28 01:35:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:35:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:35:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (0.46837,-0.0439191) over full image : (0.46837,-0.0439191) 2018-11-28 01:35:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Total Model Flux : 0.981106 2018-11-28 01:35:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.171855, CycleNiter=989, Gain=0.1 2018-11-28 01:35:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] iters=0->11 [11], model=0.981106->1.31188, peakres=0.46837->0.159328, Reached cyclethreshold. 2018-11-28 01:35:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 01:35:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:35:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:35:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (0.15932,-0.0186602) over full image : (0.15932,-0.0186602) 2018-11-28 01:35:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Total Model Flux : 1.31188 2018-11-28 01:35:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0584578, CycleNiter=978, Gain=0.1 2018-11-28 01:35:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] iters=0->11 [11], model=1.31188->1.42399, peakres=0.15932->0.0536232, Reached cyclethreshold. 2018-11-28 01:35:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 33 iterations. 2018-11-28 01:35:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:35:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:35:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (0.0536211,-0.0104473) over full image : (0.0536211,-0.0104473) 2018-11-28 01:35:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Total Model Flux : 1.42399 2018-11-28 01:35:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0196747, CycleNiter=967, Gain=0.1 2018-11-28 01:35:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] iters=0->11 [11], model=1.42399->1.46193, peakres=0.0536211->0.0182898, Reached cyclethreshold. 2018-11-28 01:35:52 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 01:35:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:35:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:35:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (0.018289,-0.0148699) over full image : (0.018289,-0.0148699) 2018-11-28 01:35:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Total Model Flux : 1.46193 2018-11-28 01:35:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00671059, CycleNiter=956, Gain=0.1 2018-11-28 01:35:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] iters=0->52 [52], model=1.46193->1.46368, peakres=0.018289->0.00648243, Reached cyclethreshold. 2018-11-28 01:35:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 96 iterations. 2018-11-28 01:35:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:35:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:35:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (0.00636052,-0.00648225) over full image : (0.00636052,-0.00648225) 2018-11-28 01:35:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Total Model Flux : 1.46368 2018-11-28 01:35:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0023338, CycleNiter=904, Gain=0.1 2018-11-28 01:35:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] iters=0->135 [135], model=1.46368->1.4644, peakres=0.00636052->0.00231976, Reached cyclethreshold. 2018-11-28 01:35:59 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 231 iterations. 2018-11-28 01:35:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:36:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:36:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (0.00231932,-0.00228353) over full image : (0.00267317,-0.00228353) 2018-11-28 01:36:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Total Model Flux : 1.4644 2018-11-28 01:36:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000851005, CycleNiter=769, Gain=0.1 2018-11-28 01:36:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] iters=0->720 [720], model=1.4644->1.46722, peakres=0.00231932->0.000848128, Reached cyclethreshold. 2018-11-28 01:36:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 951 iterations. 2018-11-28 01:36:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:36:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:36:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (0.000872059,-0.000869468) over full image : (0.00121514,-0.00126271) 2018-11-28 01:36:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Total Model Flux : 1.46722 2018-11-28 01:36:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000580453, CycleNiter=49, Gain=0.1 2018-11-28 01:36:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] iters=0->49 [49], model=1.46722->1.46657, peakres=0.000872059->0.000741567, Reached cycleniter. 2018-11-28 01:36:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:36:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:36:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:36:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (0.000741443,-0.000734962) over full image : (0.00116685,-0.0012088) 2018-11-28 01:36:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] Total Model Flux : 1.46657 2018-11-28 01:36:11 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:36:11 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] : Restoring model image. 2018-11-28 01:36:11 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw11.mfs.I.iter1] : Applying PB correction 2018-11-28 01:36:11 INFO tclean:::: 2018-11-28 01:36:11 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:36:11 INFO tclean:::: ########################################## 2018-11-28 01:36:11 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:36:11 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw11 ! 2018-11-28 01:36:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000293568475172 2018-11-28 01:36:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000309040304273 2018-11-28 01:36:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00116685067769 min: -0.000995567417704 2018-11-28 01:36:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000311913870974 2018-11-28 01:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000311913870974 2018-11-28 01:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00177480524871 2018-11-28 01:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.39304423332 2018-11-28 01:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000309040304273 2018-11-28 01:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000293568475172 2018-11-28 01:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00116685067769 2018-11-28 01:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000995567417704 2018-11-28 01:36:12 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 12 2018-11-28 01:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs*.iter* 2018-11-28 01:36:12 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:36:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:36:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:36:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 12:0~127 2018-11-28 01:36:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:36:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 12] 2018-11-28 01:36:24 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[12] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:36:24 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:36:24 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:36:24 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:36:24 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:36:25 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:36:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:36:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:36:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000143957 2018-11-28 01:36:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09817 2018-11-28 01:36:25 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 12 ChanRange 0~127: 0.000143956906363 Jy/beam 2018-11-28 01:36:25 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000143956906363 Jy 2018-11-28 01:36:25 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:36:25 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:36:26 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['12'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw12.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:36:26 INFO tclean:::: 2018-11-28 01:36:26 INFO tclean:::: ########################################## 2018-11-28 01:36:26 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:36:26 INFO tclean:::: 2018-11-28 01:36:26 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:36:26 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :12 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:36:27 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:36:27 INFO SynthesisImager::selectData selected spw [12] start channels [0] nchannels [128] 2018-11-28 01:36:27 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw12.mfs.I.iter0] : 2018-11-28 01:36:27 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:36:27 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.5573e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:36:27 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw12.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:36:27 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:36:27 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:36:27 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:36:27 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:36:27 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:36:27 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:36:28 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:36:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:36:30 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw12.mfs.I.iter0] Theoretical sensitivity (Jy/bm):9.50062e-05 2018-11-28 01:36:30 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.15365 arcsec, 0.141772 arcsec, -53.3983 deg 2018-11-28 01:36:30 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:36:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:36:32 INFO tclean:::: 2018-11-28 01:36:32 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:36:32 INFO tclean:::: ########################################## 2018-11-28 01:36:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0491885654628 2018-11-28 01:36:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.39180910587 min: -0.141159117222 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0491885654628 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.39180910587 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.141159117222 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:36:33 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:36:33 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:36:33 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs.I.iter1.residual 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs.I.iter1.sumwt 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs.I.iter1.psf 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs.I.iter1.pb 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs.I.iter1.cleanmask 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000575827625454Jy 2018-11-28 01:36:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:36:33 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:36:33 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['12'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw12.mfs.I.iter1', threshold='0.000575827625454Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs.I.iter1.cleanmask', pblimit=0.99280631542205811, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:36:33 INFO tclean:::: 2018-11-28 01:36:33 INFO tclean:::: ########################################## 2018-11-28 01:36:33 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:36:33 INFO tclean:::: 2018-11-28 01:36:33 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:36:33 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :12 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:36:35 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:36:35 INFO SynthesisImager::selectData selected spw [12] start channels [0] nchannels [128] 2018-11-28 01:36:35 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] : 2018-11-28 01:36:35 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:36:35 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.5573e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:36:35 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:36:35 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:36:35 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:36:35 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:36:35 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:36:35 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:36:35 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:36:36 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:36:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] : hogbom 2018-11-28 01:36:36 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:36:36 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:36:36 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:36:36 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:36:36 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:36:36 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:36:36 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw12.mfs.I.iter1.cleanmask 2018-11-28 01:36:36 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:36:36 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:36:36 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:36:36 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:36:36 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:36:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:36:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (1.39181,-0.141159) over full image : (1.39181,-0.141159) 2018-11-28 01:36:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:36:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.519976, CycleNiter=1000, Gain=0.1 2018-11-28 01:36:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] iters=0->10 [10], model=0->0.927365, peakres=1.39181->0.517558, Reached cyclethreshold. 2018-11-28 01:36:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:36:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:36:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:36:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (0.517538,-0.0515993) over full image : (0.517538,-0.0515993) 2018-11-28 01:36:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Total Model Flux : 0.927365 2018-11-28 01:36:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.193351, CycleNiter=990, Gain=0.1 2018-11-28 01:36:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] iters=0->11 [11], model=0.927365->1.29229, peakres=0.517538->0.174888, Reached cyclethreshold. 2018-11-28 01:36:39 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 01:36:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:36:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:36:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (0.174898,-0.0195348) over full image : (0.174898,-0.0195348) 2018-11-28 01:36:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Total Model Flux : 1.29229 2018-11-28 01:36:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0653414, CycleNiter=979, Gain=0.1 2018-11-28 01:36:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] iters=0->11 [11], model=1.29229->1.41584, peakres=0.174898->0.0591192, Reached cyclethreshold. 2018-11-28 01:36:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 32 iterations. 2018-11-28 01:36:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:36:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:36:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (0.0591222,-0.0101109) over full image : (0.0591222,-0.0101109) 2018-11-28 01:36:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Total Model Flux : 1.41584 2018-11-28 01:36:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0220879, CycleNiter=968, Gain=0.1 2018-11-28 01:36:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] iters=0->11 [11], model=1.41584->1.45767, peakres=0.0591222->0.0201542, Reached cyclethreshold. 2018-11-28 01:36:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 01:36:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:36:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:36:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (0.0201553,-0.0115506) over full image : (0.0201553,-0.0115506) 2018-11-28 01:36:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Total Model Flux : 1.45767 2018-11-28 01:36:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00752996, CycleNiter=957, Gain=0.1 2018-11-28 01:36:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] iters=0->38 [38], model=1.45767->1.46289, peakres=0.0201553->0.0074468, Reached cyclethreshold. 2018-11-28 01:36:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 81 iterations. 2018-11-28 01:36:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:36:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:36:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (0.00744724,-0.00733889) over full image : (0.00744724,-0.00733889) 2018-11-28 01:36:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Total Model Flux : 1.46289 2018-11-28 01:36:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00278227, CycleNiter=919, Gain=0.1 2018-11-28 01:36:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] iters=0->100 [100], model=1.46289->1.45929, peakres=0.00744724->0.00277946, Reached cyclethreshold. 2018-11-28 01:36:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 181 iterations. 2018-11-28 01:36:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:36:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:36:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (0.00274545,-0.00277939) over full image : (0.00274545,-0.00277939) 2018-11-28 01:36:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Total Model Flux : 1.45929 2018-11-28 01:36:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00102569, CycleNiter=819, Gain=0.1 2018-11-28 01:36:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] iters=0->469 [469], model=1.45929->1.4636, peakres=0.00274545->0.0010254, Reached cyclethreshold. 2018-11-28 01:36:58 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 650 iterations. 2018-11-28 01:36:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:37:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:37:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (0.00103961,-0.00100953) over full image : (0.00133502,-0.00145952) 2018-11-28 01:37:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Total Model Flux : 1.4636 2018-11-28 01:37:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000575828, CycleNiter=350, Gain=0.1 2018-11-28 01:37:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] iters=0->350 [350], model=1.4636->1.4637, peakres=0.00103961->0.000649734, Reached cycleniter. 2018-11-28 01:37:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:37:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:37:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:37:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (0.000669468,-0.000677004) over full image : (0.00112874,-0.00107562) 2018-11-28 01:37:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] Total Model Flux : 1.4637 2018-11-28 01:37:05 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:37:05 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] : Restoring model image. 2018-11-28 01:37:05 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw12.mfs.I.iter1] : Applying PB correction 2018-11-28 01:37:06 INFO tclean:::: 2018-11-28 01:37:06 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:37:06 INFO tclean:::: ########################################## 2018-11-28 01:37:06 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:37:06 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw12 ! 2018-11-28 01:37:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000264582340606 2018-11-28 01:37:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000290405383566 2018-11-28 01:37:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00112873502076 min: -0.0009766475996 2018-11-28 01:37:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00029401096981 2018-11-28 01:37:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:37:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00029401096981 2018-11-28 01:37:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00237757549621 2018-11-28 01:37:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.38890182972 2018-11-28 01:37:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000290405383566 2018-11-28 01:37:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000264582340606 2018-11-28 01:37:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00112873502076 2018-11-28 01:37:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0009766475996 2018-11-28 01:37:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:37:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:37:06 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 13 2018-11-28 01:37:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs*.iter* 2018-11-28 01:37:06 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:37:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:37:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:37:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 13:0~127 2018-11-28 01:37:19 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:37:19 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 13] 2018-11-28 01:37:19 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[13] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:37:19 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:37:19 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:37:19 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:37:19 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:37:19 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:37:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:37:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:37:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000154624 2018-11-28 01:37:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09742 2018-11-28 01:37:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 13 ChanRange 0~127: 0.000154624446186 Jy/beam 2018-11-28 01:37:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000154624446186 Jy 2018-11-28 01:37:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:37:19 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:37:20 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['13'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw13.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:37:20 INFO tclean:::: 2018-11-28 01:37:20 INFO tclean:::: ########################################## 2018-11-28 01:37:20 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:37:20 INFO tclean:::: 2018-11-28 01:37:20 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:37:20 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :13 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:37:21 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:37:21 INFO SynthesisImager::selectData selected spw [13] start channels [0] nchannels [128] 2018-11-28 01:37:21 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw13.mfs.I.iter0] : 2018-11-28 01:37:21 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:37:21 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.5701e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:37:21 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw13.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:37:21 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:37:21 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:37:21 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:37:21 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:37:21 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:37:21 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:37:22 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:37:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:37:24 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw13.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000102434 2018-11-28 01:37:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.153554 arcsec, 0.14044 arcsec, -52.5751 deg 2018-11-28 01:37:24 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:37:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:37:26 INFO tclean:::: 2018-11-28 01:37:26 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:37:26 INFO tclean:::: ########################################## 2018-11-28 01:37:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0490561462939 2018-11-28 01:37:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.38819122314 min: -0.137593477964 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0490561462939 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.38819122314 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.137593477964 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:37:27 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:37:27 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:37:27 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs.I.iter1.residual 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs.I.iter1.sumwt 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs.I.iter1.psf 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs.I.iter1.pb 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs.I.iter1.cleanmask 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000618497784746Jy 2018-11-28 01:37:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:37:27 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:37:27 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['13'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw13.mfs.I.iter1', threshold='0.000618497784746Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs.I.iter1.cleanmask', pblimit=0.99277102947235107, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:37:27 INFO tclean:::: 2018-11-28 01:37:27 INFO tclean:::: ########################################## 2018-11-28 01:37:27 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:37:27 INFO tclean:::: 2018-11-28 01:37:27 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:37:27 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :13 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:37:28 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:37:28 INFO SynthesisImager::selectData selected spw [13] start channels [0] nchannels [128] 2018-11-28 01:37:29 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] : 2018-11-28 01:37:29 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:37:29 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.5701e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:37:29 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:37:29 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:37:29 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:37:29 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:37:29 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:37:29 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:37:29 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:37:29 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:37:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] : hogbom 2018-11-28 01:37:29 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:37:29 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:37:29 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:37:29 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:37:29 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:37:29 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:37:29 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw13.mfs.I.iter1.cleanmask 2018-11-28 01:37:29 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:37:29 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:37:29 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:37:29 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:37:29 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:37:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:37:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (1.38819,-0.137593) over full image : (1.38819,-0.137593) 2018-11-28 01:37:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:37:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.528748, CycleNiter=1000, Gain=0.1 2018-11-28 01:37:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] iters=0->10 [10], model=0->0.92487, peakres=1.38819->0.514883, Reached cyclethreshold. 2018-11-28 01:37:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:37:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:37:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:37:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (0.514909,-0.0485355) over full image : (0.514909,-0.0485355) 2018-11-28 01:37:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Total Model Flux : 0.92487 2018-11-28 01:37:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.196124, CycleNiter=990, Gain=0.1 2018-11-28 01:37:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] iters=0->10 [10], model=0.92487->1.2693, peakres=0.514909->0.193344, Reached cyclethreshold. 2018-11-28 01:37:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:37:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:37:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:37:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (0.193336,-0.0216629) over full image : (0.193336,-0.0216629) 2018-11-28 01:37:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Total Model Flux : 1.2693 2018-11-28 01:37:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0736398, CycleNiter=980, Gain=0.1 2018-11-28 01:37:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] iters=0->10 [10], model=1.2693->1.39822, peakres=0.193336->0.0724089, Reached cyclethreshold. 2018-11-28 01:37:37 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:37:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:37:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:37:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (0.072413,-0.0118131) over full image : (0.072413,-0.0118131) 2018-11-28 01:37:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Total Model Flux : 1.39822 2018-11-28 01:37:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0275814, CycleNiter=970, Gain=0.1 2018-11-28 01:37:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] iters=0->10 [10], model=1.39822->1.44646, peakres=0.072413->0.0270854, Reached cyclethreshold. 2018-11-28 01:37:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:37:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:37:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:37:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (0.0270842,-0.0123383) over full image : (0.0270842,-0.0123383) 2018-11-28 01:37:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Total Model Flux : 1.44646 2018-11-28 01:37:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0103161, CycleNiter=960, Gain=0.1 2018-11-28 01:37:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] iters=0->28 [28], model=1.44646->1.45967, peakres=0.0270842->0.0101444, Reached cyclethreshold. 2018-11-28 01:37:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 68 iterations. 2018-11-28 01:37:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:37:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:37:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (0.0100439,-0.0101442) over full image : (0.0100439,-0.0101442) 2018-11-28 01:37:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Total Model Flux : 1.45967 2018-11-28 01:37:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00382563, CycleNiter=932, Gain=0.1 2018-11-28 01:37:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] iters=0->75 [75], model=1.45967->1.45717, peakres=0.0100439->0.00380095, Reached cyclethreshold. 2018-11-28 01:37:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 143 iterations. 2018-11-28 01:37:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:37:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:37:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (0.00380034,-0.0037851) over full image : (0.00380034,-0.0037851) 2018-11-28 01:37:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Total Model Flux : 1.45717 2018-11-28 01:37:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00144751, CycleNiter=857, Gain=0.1 2018-11-28 01:37:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] iters=0->288 [288], model=1.45717->1.46375, peakres=0.00380034->0.00144413, Reached cyclethreshold. 2018-11-28 01:37:51 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 431 iterations. 2018-11-28 01:37:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:37:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:37:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (0.00144155,-0.00143944) over full image : (0.00172054,-0.00168915) 2018-11-28 01:37:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Total Model Flux : 1.46375 2018-11-28 01:37:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000618498, CycleNiter=569, Gain=0.1 2018-11-28 01:37:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] iters=0->569 [569], model=1.46375->1.46496, peakres=0.00144155->0.000763464, Reached cycleniter. 2018-11-28 01:37:55 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:37:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:37:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:37:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (0.000784735,-0.000778293) over full image : (0.00110186,-0.0010272) 2018-11-28 01:37:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] Total Model Flux : 1.46497 2018-11-28 01:37:58 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:37:59 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] : Restoring model image. 2018-11-28 01:37:59 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw13.mfs.I.iter1] : Applying PB correction 2018-11-28 01:37:59 INFO tclean:::: 2018-11-28 01:37:59 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:37:59 INFO tclean:::: ########################################## 2018-11-28 01:37:59 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:37:59 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw13 ! 2018-11-28 01:38:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000303239707137 2018-11-28 01:38:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000320070859743 2018-11-28 01:38:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.0010441520717 min: -0.00100910058245 2018-11-28 01:38:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000323983520502 2018-11-28 01:38:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:38:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000323983520502 2018-11-28 01:38:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00233148550615 2018-11-28 01:38:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.38567495346 2018-11-28 01:38:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000320070859743 2018-11-28 01:38:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000303239707137 2018-11-28 01:38:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.0010441520717 2018-11-28 01:38:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00100910058245 2018-11-28 01:38:00 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:38:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:38:00 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 14 2018-11-28 01:38:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs*.iter* 2018-11-28 01:38:00 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:38:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:38:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:38:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 14:0~127 2018-11-28 01:38:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:38:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 14] 2018-11-28 01:38:12 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[14] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:38:12 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:38:12 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:38:12 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:38:12 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:38:13 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:38:13 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:38:13 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:38:13 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.00016356 2018-11-28 01:38:13 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.0983 2018-11-28 01:38:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 14 ChanRange 0~127: 0.000163560165897 Jy/beam 2018-11-28 01:38:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000163560165897 Jy 2018-11-28 01:38:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:38:13 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:38:14 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['14'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw14.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:38:14 INFO tclean:::: 2018-11-28 01:38:14 INFO tclean:::: ########################################## 2018-11-28 01:38:14 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:38:14 INFO tclean:::: 2018-11-28 01:38:14 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:38:14 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :14 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:38:15 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:38:15 INFO SynthesisImager::selectData selected spw [14] start channels [0] nchannels [128] 2018-11-28 01:38:15 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw14.mfs.I.iter0] : 2018-11-28 01:38:15 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:38:15 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.5829e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:38:15 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw14.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:38:15 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:38:15 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:38:15 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:38:15 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:38:15 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:38:15 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:38:16 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:38:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:38:18 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw14.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000108201 2018-11-28 01:38:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.152291 arcsec, 0.140814 arcsec, -52.8558 deg 2018-11-28 01:38:18 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:38:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:38:20 INFO tclean:::: 2018-11-28 01:38:20 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:38:20 INFO tclean:::: ########################################## 2018-11-28 01:38:20 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0495822504163 2018-11-28 01:38:20 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.38484191895 min: -0.132332697511 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0495822504163 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.38484191895 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.132332697511 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:38:20 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:38:20 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:38:20 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs.I.iter1.residual 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs.I.iter1.sumwt 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs.I.iter1.psf 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs.I.iter1.pb 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs.I.iter1.cleanmask 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000654240663586Jy 2018-11-28 01:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:38:20 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:38:20 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['14'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw14.mfs.I.iter1', threshold='0.000654240663586Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs.I.iter1.cleanmask', pblimit=0.99273550510406494, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:38:21 INFO tclean:::: 2018-11-28 01:38:21 INFO tclean:::: ########################################## 2018-11-28 01:38:21 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:38:21 INFO tclean:::: 2018-11-28 01:38:21 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:38:21 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :14 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:38:22 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:38:22 INFO SynthesisImager::selectData selected spw [14] start channels [0] nchannels [128] 2018-11-28 01:38:22 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] : 2018-11-28 01:38:22 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:38:22 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.5829e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:38:22 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:38:22 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:38:22 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:38:22 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:38:22 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:38:22 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:38:22 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:38:22 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:38:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] : hogbom 2018-11-28 01:38:22 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:38:22 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:38:22 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:38:22 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:38:22 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:38:22 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:38:22 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw14.mfs.I.iter1.cleanmask 2018-11-28 01:38:22 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:38:22 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:38:22 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:38:22 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:38:22 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:38:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:38:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (1.38484,-0.132333) over full image : (1.38484,-0.132333) 2018-11-28 01:38:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:38:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.516083, CycleNiter=1000, Gain=0.1 2018-11-28 01:38:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] iters=0->10 [10], model=0->0.922989, peakres=1.38484->0.515461, Reached cyclethreshold. 2018-11-28 01:38:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:38:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:38:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:38:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.51544,-0.0485777) over full image : (0.51544,-0.0485777) 2018-11-28 01:38:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Total Model Flux : 0.922989 2018-11-28 01:38:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.192087, CycleNiter=990, Gain=0.1 2018-11-28 01:38:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] iters=0->11 [11], model=0.922989->1.28641, peakres=0.51544->0.174919, Reached cyclethreshold. 2018-11-28 01:38:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 01:38:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:38:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:38:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.174912,-0.0204029) over full image : (0.174912,-0.0204029) 2018-11-28 01:38:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Total Model Flux : 1.28641 2018-11-28 01:38:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0651837, CycleNiter=979, Gain=0.1 2018-11-28 01:38:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] iters=0->11 [11], model=1.28641->1.40967, peakres=0.174912->0.0589872, Reached cyclethreshold. 2018-11-28 01:38:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 32 iterations. 2018-11-28 01:38:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:38:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:38:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.0589908,-0.0107871) over full image : (0.0589908,-0.0107871) 2018-11-28 01:38:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Total Model Flux : 1.40967 2018-11-28 01:38:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0219838, CycleNiter=968, Gain=0.1 2018-11-28 01:38:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] iters=0->11 [11], model=1.40967->1.45144, peakres=0.0589908->0.0201349, Reached cyclethreshold. 2018-11-28 01:38:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 01:38:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:38:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:38:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.020136,-0.0131171) over full image : (0.020136,-0.0131171) 2018-11-28 01:38:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Total Model Flux : 1.45144 2018-11-28 01:38:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00750401, CycleNiter=957, Gain=0.1 2018-11-28 01:38:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] iters=0->38 [38], model=1.45144->1.45643, peakres=0.020136->0.0073207, Reached cyclethreshold. 2018-11-28 01:38:37 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 81 iterations. 2018-11-28 01:38:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:38:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:38:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.00715677,-0.0073208) over full image : (0.00715677,-0.0073208) 2018-11-28 01:38:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Total Model Flux : 1.45643 2018-11-28 01:38:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00266708, CycleNiter=919, Gain=0.1 2018-11-28 01:38:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] iters=0->103 [103], model=1.45643->1.45558, peakres=0.00715677->0.00264871, Reached cyclethreshold. 2018-11-28 01:38:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 184 iterations. 2018-11-28 01:38:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:38:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:38:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.00263757,-0.0026488) over full image : (0.00305208,-0.0026488) 2018-11-28 01:38:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Total Model Flux : 1.45558 2018-11-28 01:38:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00098293, CycleNiter=816, Gain=0.1 2018-11-28 01:38:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] iters=0->589 [589], model=1.45558->1.46518, peakres=0.00263757->0.000981891, Reached cyclethreshold. 2018-11-28 01:38:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 773 iterations. 2018-11-28 01:38:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:38:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:38:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.00107197,-0.000995287) over full image : (0.00142463,-0.00132806) 2018-11-28 01:38:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Total Model Flux : 1.46518 2018-11-28 01:38:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000654241, CycleNiter=227, Gain=0.1 2018-11-28 01:38:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] iters=0->227 [227], model=1.46518->1.46558, peakres=0.00107197->0.000707388, Reached cycleniter. 2018-11-28 01:38:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:38:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:38:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:38:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.000704316,-0.000718107) over full image : (0.00127519,-0.00118432) 2018-11-28 01:38:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] Total Model Flux : 1.46558 2018-11-28 01:38:51 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:38:51 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] : Restoring model image. 2018-11-28 01:38:52 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw14.mfs.I.iter1] : Applying PB correction 2018-11-28 01:38:52 INFO tclean:::: 2018-11-28 01:38:52 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:38:52 INFO tclean:::: ########################################## 2018-11-28 01:38:52 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:38:52 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw14 ! 2018-11-28 01:38:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000288844545139 2018-11-28 01:38:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000318238395266 2018-11-28 01:38:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00127519364469 min: -0.00104504346382 2018-11-28 01:38:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000321748491842 2018-11-28 01:38:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:38:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000321748491842 2018-11-28 01:38:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00232625775971 2018-11-28 01:38:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.38216912746 2018-11-28 01:38:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000318238395266 2018-11-28 01:38:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000288844545139 2018-11-28 01:38:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00127519364469 2018-11-28 01:38:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00104504346382 2018-11-28 01:38:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:38:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:38:52 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 15 2018-11-28 01:38:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs*.iter* 2018-11-28 01:38:52 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:39:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:39:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:39:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 15:0~127 2018-11-28 01:39:06 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:39:06 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 15] 2018-11-28 01:39:06 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[15] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:39:06 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:39:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:39:06 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:39:06 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:39:06 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:39:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:39:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:39:07 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000177316 2018-11-28 01:39:07 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09905 2018-11-28 01:39:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 15 ChanRange 0~127: 0.000177316223727 Jy/beam 2018-11-28 01:39:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000177316223727 Jy 2018-11-28 01:39:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:39:07 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:39:07 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['15'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw15.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:39:07 INFO tclean:::: 2018-11-28 01:39:07 INFO tclean:::: ########################################## 2018-11-28 01:39:07 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:39:07 INFO tclean:::: 2018-11-28 01:39:07 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:39:07 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :15 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:39:08 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:39:08 INFO SynthesisImager::selectData selected spw [15] start channels [0] nchannels [128] 2018-11-28 01:39:09 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw15.mfs.I.iter0] : 2018-11-28 01:39:09 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:39:09 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.5957e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:39:09 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw15.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:39:09 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:39:09 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:39:09 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:39:09 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:39:09 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:39:09 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:39:09 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:39:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:39:11 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw15.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000117233 2018-11-28 01:39:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.151156 arcsec, 0.141189 arcsec, -47.7343 deg 2018-11-28 01:39:11 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:39:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:39:13 INFO tclean:::: 2018-11-28 01:39:13 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:39:13 INFO tclean:::: ########################################## 2018-11-28 01:39:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0499342679977 2018-11-28 01:39:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.38146233559 min: -0.129283666611 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0499342679977 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.38146233559 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.129283666611 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:39:13 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:39:13 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:39:13 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs.I.iter1.residual 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs.I.iter1.sumwt 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs.I.iter1.psf 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs.I.iter1.pb 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs.I.iter1.cleanmask 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000709264894907Jy 2018-11-28 01:39:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:39:13 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:39:14 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['15'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw15.mfs.I.iter1', threshold='0.000709264894907Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs.I.iter1.cleanmask', pblimit=0.99266427755355835, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:39:14 INFO tclean:::: 2018-11-28 01:39:14 INFO tclean:::: ########################################## 2018-11-28 01:39:14 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:39:14 INFO tclean:::: 2018-11-28 01:39:14 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:39:14 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :15 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:39:15 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:39:15 INFO SynthesisImager::selectData selected spw [15] start channels [0] nchannels [128] 2018-11-28 01:39:15 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] : 2018-11-28 01:39:15 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:39:15 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.5957e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:39:15 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:39:15 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:39:15 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:39:15 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:39:15 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:39:15 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:39:15 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:39:16 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:39:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] : hogbom 2018-11-28 01:39:16 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:39:16 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:39:16 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:39:16 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:39:16 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:39:16 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:39:16 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw15.mfs.I.iter1.cleanmask 2018-11-28 01:39:16 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:39:16 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:39:16 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:39:16 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:39:16 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:39:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:39:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (1.38146,-0.129284) over full image : (1.38146,-0.129284) 2018-11-28 01:39:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:39:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.511266, CycleNiter=1000, Gain=0.1 2018-11-28 01:39:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] iters=0->11 [11], model=0->0.972574, peakres=1.38146->0.466161, Reached cyclethreshold. 2018-11-28 01:39:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 11 iterations. 2018-11-28 01:39:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:39:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:39:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (0.466139,-0.0433459) over full image : (0.466139,-0.0433459) 2018-11-28 01:39:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Total Model Flux : 0.972574 2018-11-28 01:39:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.172514, CycleNiter=989, Gain=0.1 2018-11-28 01:39:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] iters=0->11 [11], model=0.972574->1.30156, peakres=0.466139->0.157901, Reached cyclethreshold. 2018-11-28 01:39:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 01:39:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:39:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:39:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (0.157894,-0.0179402) over full image : (0.157894,-0.0179402) 2018-11-28 01:39:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Total Model Flux : 1.30156 2018-11-28 01:39:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0584352, CycleNiter=978, Gain=0.1 2018-11-28 01:39:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] iters=0->11 [11], model=1.30156->1.41305, peakres=0.157894->0.0536562, Reached cyclethreshold. 2018-11-28 01:39:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 33 iterations. 2018-11-28 01:39:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:39:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:39:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (0.0536594,-0.00931448) over full image : (0.0536594,-0.00931448) 2018-11-28 01:39:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Total Model Flux : 1.41305 2018-11-28 01:39:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0198589, CycleNiter=967, Gain=0.1 2018-11-28 01:39:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] iters=0->11 [11], model=1.41305->1.45086, peakres=0.0536594->0.01809, Reached cyclethreshold. 2018-11-28 01:39:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 01:39:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:39:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:39:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (0.0180891,-0.0128283) over full image : (0.0180891,-0.0128283) 2018-11-28 01:39:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Total Model Flux : 1.45086 2018-11-28 01:39:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00669462, CycleNiter=956, Gain=0.1 2018-11-28 01:39:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] iters=0->41 [41], model=1.45086->1.45407, peakres=0.0180891->0.00643259, Reached cyclethreshold. 2018-11-28 01:39:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 85 iterations. 2018-11-28 01:39:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:39:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:39:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (0.00618652,-0.00643237) over full image : (0.00618652,-0.00643237) 2018-11-28 01:39:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Total Model Flux : 1.45407 2018-11-28 01:39:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00228957, CycleNiter=915, Gain=0.1 2018-11-28 01:39:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] iters=0->124 [124], model=1.45407->1.45224, peakres=0.00618652->0.00228922, Reached cyclethreshold. 2018-11-28 01:39:34 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 209 iterations. 2018-11-28 01:39:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:39:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:39:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (0.0022805,-0.00227289) over full image : (0.00242531,-0.00227289) 2018-11-28 01:39:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Total Model Flux : 1.45224 2018-11-28 01:39:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000843992, CycleNiter=791, Gain=0.1 2018-11-28 01:39:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] iters=0->668 [668], model=1.45224->1.45792, peakres=0.0022805->0.000842641, Reached cyclethreshold. 2018-11-28 01:39:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 877 iterations. 2018-11-28 01:39:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:39:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:39:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (0.000899556,-0.000891381) over full image : (0.00141178,-0.0012254) 2018-11-28 01:39:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Total Model Flux : 1.45793 2018-11-28 01:39:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000709265, CycleNiter=123, Gain=0.1 2018-11-28 01:39:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] iters=0->77 [77], model=1.45793->1.45662, peakres=0.000899556->0.000708767, Reached cyclethreshold. 2018-11-28 01:39:42 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 954 iterations. 2018-11-28 01:39:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:39:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:39:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (0.000708749,-0.000705349) over full image : (0.00133648,-0.00125831) 2018-11-28 01:39:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] Total Model Flux : 1.45662 2018-11-28 01:39:45 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 01:39:45 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] : Restoring model image. 2018-11-28 01:39:45 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw15.mfs.I.iter1] : Applying PB correction 2018-11-28 01:39:46 INFO tclean:::: 2018-11-28 01:39:46 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:39:46 INFO tclean:::: ########################################## 2018-11-28 01:39:46 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 954 iterations 2018-11-28 01:39:46 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000282652647002 2018-11-28 01:39:46 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000314628239721 2018-11-28 01:39:46 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00117383047473 min: -0.00108926463872 2018-11-28 01:39:46 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000319367420161 2018-11-28 01:39:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:39:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000319367420161 2018-11-28 01:39:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00172157597262 2018-11-28 01:39:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.37826478481 2018-11-28 01:39:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000314628239721 2018-11-28 01:39:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000282652647002 2018-11-28 01:39:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00117383047473 2018-11-28 01:39:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00108926463872 2018-11-28 01:39:46 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:39:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:39:46 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 16 2018-11-28 01:39:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs*.iter* 2018-11-28 01:39:46 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:39:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:39:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:39:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 16:0~127 2018-11-28 01:39:59 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:39:59 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 16] 2018-11-28 01:39:59 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[16] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:39:59 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:39:59 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:39:59 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:39:59 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:39:59 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:39:59 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:39:59 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:40:00 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000161075 2018-11-28 01:40:00 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09907 2018-11-28 01:40:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 16 ChanRange 0~127: 0.000161075487527 Jy/beam 2018-11-28 01:40:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000161075487527 Jy 2018-11-28 01:40:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:40:00 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:40:00 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['16'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw16.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:40:00 INFO tclean:::: 2018-11-28 01:40:00 INFO tclean:::: ########################################## 2018-11-28 01:40:00 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:40:00 INFO tclean:::: 2018-11-28 01:40:00 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:40:00 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :16 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:40:01 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:40:01 INFO SynthesisImager::selectData selected spw [16] start channels [0] nchannels [128] 2018-11-28 01:40:01 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw16.mfs.I.iter0] : 2018-11-28 01:40:02 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:40:02 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6037e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:40:02 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw16.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:40:02 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:40:02 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:40:02 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:40:02 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:40:02 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:40:02 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:40:02 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:40:02 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:40:04 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw16.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000106289 2018-11-28 01:40:04 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.152393 arcsec, 0.139232 arcsec, -50.1531 deg 2018-11-28 01:40:04 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:40:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:40:06 INFO tclean:::: 2018-11-28 01:40:06 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:40:06 INFO tclean:::: ########################################## 2018-11-28 01:40:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0495199635625 2018-11-28 01:40:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.37976372242 min: -0.123627476394 2018-11-28 01:40:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:40:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0495199635625 2018-11-28 01:40:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.37976372242 2018-11-28 01:40:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.123627476394 2018-11-28 01:40:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:40:06 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:40:06 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:40:07 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:40:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs.I.iter1.residual 2018-11-28 01:40:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs.I.iter1.sumwt 2018-11-28 01:40:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs.I.iter1.psf 2018-11-28 01:40:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs.I.iter1.pb 2018-11-28 01:40:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:40:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs.I.iter1.cleanmask 2018-11-28 01:40:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000644301950107Jy 2018-11-28 01:40:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:40:07 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:40:07 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['16'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw16.mfs.I.iter1', threshold='0.000644301950107Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs.I.iter1.cleanmask', pblimit=0.99266427755355835, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:40:07 INFO tclean:::: 2018-11-28 01:40:07 INFO tclean:::: ########################################## 2018-11-28 01:40:07 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:40:07 INFO tclean:::: 2018-11-28 01:40:07 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:40:07 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :16 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:40:08 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:40:08 INFO SynthesisImager::selectData selected spw [16] start channels [0] nchannels [128] 2018-11-28 01:40:08 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] : 2018-11-28 01:40:08 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:40:08 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6037e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:40:08 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:40:08 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:40:08 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:40:08 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:40:08 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:40:08 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:40:08 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:40:09 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:40:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] : hogbom 2018-11-28 01:40:09 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:40:09 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:40:09 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:40:09 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:40:09 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:40:09 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:40:09 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw16.mfs.I.iter1.cleanmask 2018-11-28 01:40:09 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:40:09 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:40:09 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:40:09 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:40:09 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:40:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:40:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (1.37976,-0.123627) over full image : (1.37976,-0.123627) 2018-11-28 01:40:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:40:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.515546, CycleNiter=1000, Gain=0.1 2018-11-28 01:40:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] iters=0->10 [10], model=0->0.91951, peakres=1.37976->0.512044, Reached cyclethreshold. 2018-11-28 01:40:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:40:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:40:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:40:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (0.51207,-0.0493851) over full image : (0.51207,-0.0493851) 2018-11-28 01:40:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Total Model Flux : 0.91951 2018-11-28 01:40:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.191334, CycleNiter=990, Gain=0.1 2018-11-28 01:40:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] iters=0->11 [11], model=0.91951->1.28153, peakres=0.51207->0.173525, Reached cyclethreshold. 2018-11-28 01:40:13 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 01:40:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:40:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:40:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (0.173535,-0.0209059) over full image : (0.173535,-0.0209059) 2018-11-28 01:40:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Total Model Flux : 1.28153 2018-11-28 01:40:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0648409, CycleNiter=979, Gain=0.1 2018-11-28 01:40:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] iters=0->11 [11], model=1.28153->1.40445, peakres=0.173535->0.0593578, Reached cyclethreshold. 2018-11-28 01:40:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 32 iterations. 2018-11-28 01:40:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:40:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:40:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (0.0593612,-0.0111835) over full image : (0.0593612,-0.0111835) 2018-11-28 01:40:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Total Model Flux : 1.40445 2018-11-28 01:40:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0221802, CycleNiter=968, Gain=0.1 2018-11-28 01:40:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] iters=0->11 [11], model=1.40445->1.44622, peakres=0.0593612->0.0199967, Reached cyclethreshold. 2018-11-28 01:40:20 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 01:40:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:40:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:40:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (0.0199976,-0.0143752) over full image : (0.0199976,-0.0143752) 2018-11-28 01:40:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Total Model Flux : 1.44622 2018-11-28 01:40:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00747206, CycleNiter=957, Gain=0.1 2018-11-28 01:40:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] iters=0->45 [45], model=1.44622->1.44991, peakres=0.0199976->0.00729626, Reached cyclethreshold. 2018-11-28 01:40:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 88 iterations. 2018-11-28 01:40:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:40:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:40:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (0.00718012,-0.00729638) over full image : (0.00718012,-0.00729638) 2018-11-28 01:40:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Total Model Flux : 1.44991 2018-11-28 01:40:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00268283, CycleNiter=912, Gain=0.1 2018-11-28 01:40:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] iters=0->116 [116], model=1.44991->1.44957, peakres=0.00718012->0.00264881, Reached cyclethreshold. 2018-11-28 01:40:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 204 iterations. 2018-11-28 01:40:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:40:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:40:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (0.00264921,-0.00264737) over full image : (0.00302042,-0.00264737) 2018-11-28 01:40:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Total Model Flux : 1.44957 2018-11-28 01:40:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000989873, CycleNiter=796, Gain=0.1 2018-11-28 01:40:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] iters=0->532 [532], model=1.44957->1.45264, peakres=0.00264921->0.000985318, Reached cyclethreshold. 2018-11-28 01:40:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 736 iterations. 2018-11-28 01:40:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:40:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:40:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (0.00107422,-0.00101911) over full image : (0.00135204,-0.00138402) 2018-11-28 01:40:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Total Model Flux : 1.45264 2018-11-28 01:40:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000644302, CycleNiter=264, Gain=0.1 2018-11-28 01:40:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] iters=0->264 [264], model=1.45264->1.45311, peakres=0.00107422->0.000703989, Reached cycleniter. 2018-11-28 01:40:34 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:40:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:40:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:40:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (0.000706104,-0.000729155) over full image : (0.00114837,-0.00116667) 2018-11-28 01:40:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] Total Model Flux : 1.45311 2018-11-28 01:40:37 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:40:38 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] : Restoring model image. 2018-11-28 01:40:38 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw16.mfs.I.iter1] : Applying PB correction 2018-11-28 01:40:38 INFO tclean:::: 2018-11-28 01:40:38 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:40:38 INFO tclean:::: ########################################## 2018-11-28 01:40:38 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:40:38 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw16 ! 2018-11-28 01:40:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000294930156088 2018-11-28 01:40:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000323845131788 2018-11-28 01:40:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00113760051318 min: -0.00111855333671 2018-11-28 01:40:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000325408502249 2018-11-28 01:40:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:40:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000325408502249 2018-11-28 01:40:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00151342200115 2018-11-28 01:40:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.37698340416 2018-11-28 01:40:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000323845131788 2018-11-28 01:40:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000294930156088 2018-11-28 01:40:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00113760051318 2018-11-28 01:40:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00111855333671 2018-11-28 01:40:38 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:40:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:40:39 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 17 2018-11-28 01:40:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs*.iter* 2018-11-28 01:40:39 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:40:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:40:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:40:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 17:0~127 2018-11-28 01:40:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:40:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 17] 2018-11-28 01:40:52 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[17] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:40:52 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:40:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:40:52 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:40:52 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:40:52 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:40:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:40:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:40:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000161443 2018-11-28 01:40:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09809 2018-11-28 01:40:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 17 ChanRange 0~127: 0.000161442708682 Jy/beam 2018-11-28 01:40:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000161442708682 Jy 2018-11-28 01:40:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:40:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:40:53 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['17'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw17.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:40:53 INFO tclean:::: 2018-11-28 01:40:53 INFO tclean:::: ########################################## 2018-11-28 01:40:53 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:40:53 INFO tclean:::: 2018-11-28 01:40:53 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:40:53 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :17 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:40:54 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:40:54 INFO SynthesisImager::selectData selected spw [17] start channels [0] nchannels [128] 2018-11-28 01:40:54 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw17.mfs.I.iter0] : 2018-11-28 01:40:54 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:40:54 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6165e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:40:54 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw17.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:40:54 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:40:54 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:40:54 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:40:54 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:40:54 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:40:54 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:40:55 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:40:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:40:57 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw17.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000106868 2018-11-28 01:40:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.152561 arcsec, 0.137097 arcsec, -53.0165 deg 2018-11-28 01:40:57 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:40:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:40:59 INFO tclean:::: 2018-11-28 01:40:59 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:40:59 INFO tclean:::: ########################################## 2018-11-28 01:40:59 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0492927879095 2018-11-28 01:40:59 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.37607169151 min: -0.121117070317 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0492927879095 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.37607169151 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.121117070317 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:40:59 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:40:59 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:40:59 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs.I.iter1.residual 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs.I.iter1.sumwt 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs.I.iter1.psf 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs.I.iter1.pb 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs.I.iter1.cleanmask 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000645770834728Jy 2018-11-28 01:40:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:40:59 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:41:00 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['17'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw17.mfs.I.iter1', threshold='0.000645770834728Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs.I.iter1.cleanmask', pblimit=0.99262863397598267, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:41:00 INFO tclean:::: 2018-11-28 01:41:00 INFO tclean:::: ########################################## 2018-11-28 01:41:00 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:41:00 INFO tclean:::: 2018-11-28 01:41:00 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:41:00 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :17 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:41:01 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:41:01 INFO SynthesisImager::selectData selected spw [17] start channels [0] nchannels [128] 2018-11-28 01:41:01 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] : 2018-11-28 01:41:01 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:41:01 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6165e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:41:01 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:41:01 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:41:01 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:41:01 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:41:01 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:41:01 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:41:01 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:41:02 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:41:02 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] : hogbom 2018-11-28 01:41:02 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:41:02 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:41:02 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:41:02 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:41:02 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:41:02 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:41:02 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw17.mfs.I.iter1.cleanmask 2018-11-28 01:41:02 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:41:02 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:41:02 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:41:02 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:41:02 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:41:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:41:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (1.37607,-0.121117) over full image : (1.37607,-0.121117) 2018-11-28 01:41:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:41:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.531696, CycleNiter=1000, Gain=0.1 2018-11-28 01:41:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] iters=0->10 [10], model=0->0.917071, peakres=1.37607->0.510853, Reached cyclethreshold. 2018-11-28 01:41:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:41:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:41:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:41:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (0.510852,-0.0471747) over full image : (0.510852,-0.0471747) 2018-11-28 01:41:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Total Model Flux : 0.917071 2018-11-28 01:41:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.197387, CycleNiter=990, Gain=0.1 2018-11-28 01:41:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] iters=0->10 [10], model=0.917071->1.25886, peakres=0.510852->0.191292, Reached cyclethreshold. 2018-11-28 01:41:06 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:41:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:41:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:41:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (0.191301,-0.0219238) over full image : (0.191301,-0.0219238) 2018-11-28 01:41:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Total Model Flux : 1.25886 2018-11-28 01:41:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0739162, CycleNiter=980, Gain=0.1 2018-11-28 01:41:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] iters=0->10 [10], model=1.25886->1.38714, peakres=0.191301->0.0716716, Reached cyclethreshold. 2018-11-28 01:41:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:41:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:41:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:41:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (0.0716749,-0.0123267) over full image : (0.0716749,-0.0123267) 2018-11-28 01:41:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Total Model Flux : 1.38714 2018-11-28 01:41:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0276942, CycleNiter=970, Gain=0.1 2018-11-28 01:41:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] iters=0->10 [10], model=1.38714->1.43528, peakres=0.0716749->0.026908, Reached cyclethreshold. 2018-11-28 01:41:13 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:41:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:41:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:41:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (0.0269069,-0.0171072) over full image : (0.0269069,-0.0171072) 2018-11-28 01:41:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Total Model Flux : 1.43528 2018-11-28 01:41:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0103965, CycleNiter=960, Gain=0.1 2018-11-28 01:41:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] iters=0->31 [31], model=1.43528->1.44702, peakres=0.0269069->0.0103959, Reached cyclethreshold. 2018-11-28 01:41:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 71 iterations. 2018-11-28 01:41:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:41:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:41:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (0.0103371,-0.0103959) over full image : (0.0103371,-0.0103959) 2018-11-28 01:41:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Total Model Flux : 1.44702 2018-11-28 01:41:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00399414, CycleNiter=929, Gain=0.1 2018-11-28 01:41:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] iters=0->71 [71], model=1.44702->1.44456, peakres=0.0103371->0.00387349, Reached cyclethreshold. 2018-11-28 01:41:20 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 142 iterations. 2018-11-28 01:41:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:41:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:41:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (0.00385485,-0.00387366) over full image : (0.00385485,-0.00387366) 2018-11-28 01:41:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Total Model Flux : 1.44456 2018-11-28 01:41:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00148946, CycleNiter=858, Gain=0.1 2018-11-28 01:41:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] iters=0->276 [276], model=1.44456->1.44805, peakres=0.00385485->0.00148658, Reached cyclethreshold. 2018-11-28 01:41:24 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 418 iterations. 2018-11-28 01:41:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:41:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:41:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (0.00145743,-0.00148285) over full image : (0.00190065,-0.00193237) 2018-11-28 01:41:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Total Model Flux : 1.44805 2018-11-28 01:41:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000645771, CycleNiter=582, Gain=0.1 2018-11-28 01:41:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] iters=0->582 [582], model=1.44805->1.44653, peakres=0.00145743->0.000788517, Reached cycleniter. 2018-11-28 01:41:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:41:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:41:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:41:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (0.000769188,-0.000802928) over full image : (0.00109101,-0.00104546) 2018-11-28 01:41:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] Total Model Flux : 1.44653 2018-11-28 01:41:31 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:41:31 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] : Restoring model image. 2018-11-28 01:41:32 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw17.mfs.I.iter1] : Applying PB correction 2018-11-28 01:41:32 INFO tclean:::: 2018-11-28 01:41:32 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:41:32 INFO tclean:::: ########################################## 2018-11-28 01:41:32 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:41:32 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw17 ! 2018-11-28 01:41:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000306853471557 2018-11-28 01:41:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000322027917719 2018-11-28 01:41:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00108772178646 min: -0.000971990579274 2018-11-28 01:41:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000324288266711 2018-11-28 01:41:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:41:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000324288266711 2018-11-28 01:41:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00173658772837 2018-11-28 01:41:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.37381291389 2018-11-28 01:41:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000322027917719 2018-11-28 01:41:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000306853471557 2018-11-28 01:41:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00108772178646 2018-11-28 01:41:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000971990579274 2018-11-28 01:41:32 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:41:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:41:32 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 18 2018-11-28 01:41:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs*.iter* 2018-11-28 01:41:32 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:41:44 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:41:44 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:41:44 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 18:0~127 2018-11-28 01:41:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:41:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 18] 2018-11-28 01:41:45 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[18] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:41:45 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:41:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:41:45 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:41:45 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:41:46 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:41:46 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:41:46 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:41:46 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000169785 2018-11-28 01:41:46 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09636 2018-11-28 01:41:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 18 ChanRange 0~127: 0.000169784884755 Jy/beam 2018-11-28 01:41:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000169784884755 Jy 2018-11-28 01:41:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:41:46 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:41:46 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['18'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw18.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:41:46 INFO tclean:::: 2018-11-28 01:41:46 INFO tclean:::: ########################################## 2018-11-28 01:41:46 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:41:46 INFO tclean:::: 2018-11-28 01:41:46 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:41:46 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :18 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:41:48 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:41:48 INFO SynthesisImager::selectData selected spw [18] start channels [0] nchannels [128] 2018-11-28 01:41:48 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw18.mfs.I.iter0] : 2018-11-28 01:41:48 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:41:48 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6293e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:41:48 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw18.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:41:48 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:41:48 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:41:48 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:41:48 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:41:48 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:41:48 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:41:48 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:41:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:41:50 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw18.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000112785 2018-11-28 01:41:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.152705 arcsec, 0.136855 arcsec, -53.7021 deg 2018-11-28 01:41:50 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:41:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:41:52 INFO tclean:::: 2018-11-28 01:41:52 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:41:52 INFO tclean:::: ########################################## 2018-11-28 01:41:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0491251014173 2018-11-28 01:41:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.37262046337 min: -0.126032099128 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0491251014173 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.37262046337 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.126032099128 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:41:53 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:41:53 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:41:53 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs.I.iter1.residual 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs.I.iter1.sumwt 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs.I.iter1.psf 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs.I.iter1.pb 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs.I.iter1.cleanmask 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000679139539021Jy 2018-11-28 01:41:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:41:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:41:53 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['18'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw18.mfs.I.iter1', threshold='0.000679139539021Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs.I.iter1.cleanmask', pblimit=0.9925568699836731, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:41:53 INFO tclean:::: 2018-11-28 01:41:53 INFO tclean:::: ########################################## 2018-11-28 01:41:53 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:41:53 INFO tclean:::: 2018-11-28 01:41:53 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:41:53 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :18 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:41:55 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:41:55 INFO SynthesisImager::selectData selected spw [18] start channels [0] nchannels [128] 2018-11-28 01:41:55 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] : 2018-11-28 01:41:55 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:41:55 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6293e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:41:55 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:41:55 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:41:55 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:41:55 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:41:55 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:41:55 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:41:55 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:41:55 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:41:55 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] : hogbom 2018-11-28 01:41:55 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:41:55 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:41:55 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:41:55 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:41:55 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:41:55 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:41:55 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw18.mfs.I.iter1.cleanmask 2018-11-28 01:41:55 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:41:55 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:41:55 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:41:55 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:41:55 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:41:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:41:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (1.37262,-0.126032) over full image : (1.37262,-0.126032) 2018-11-28 01:41:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:41:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.536276, CycleNiter=1000, Gain=0.1 2018-11-28 01:41:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] iters=0->10 [10], model=0->0.914761, peakres=1.37262->0.509615, Reached cyclethreshold. 2018-11-28 01:41:55 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:41:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:41:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:41:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.509614,-0.0474044) over full image : (0.509614,-0.0474044) 2018-11-28 01:41:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Total Model Flux : 0.914761 2018-11-28 01:41:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.199103, CycleNiter=990, Gain=0.1 2018-11-28 01:41:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] iters=0->10 [10], model=0.914761->1.25567, peakres=0.509614->0.190819, Reached cyclethreshold. 2018-11-28 01:41:59 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:41:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:42:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:42:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.190828,-0.0219116) over full image : (0.190828,-0.0219116) 2018-11-28 01:42:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Total Model Flux : 1.25567 2018-11-28 01:42:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0745554, CycleNiter=980, Gain=0.1 2018-11-28 01:42:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] iters=0->10 [10], model=1.25567->1.38364, peakres=0.190828->0.0715161, Reached cyclethreshold. 2018-11-28 01:42:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:42:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:42:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:42:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.0715194,-0.0124676) over full image : (0.0715194,-0.0124676) 2018-11-28 01:42:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Total Model Flux : 1.38364 2018-11-28 01:42:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0279423, CycleNiter=970, Gain=0.1 2018-11-28 01:42:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] iters=0->10 [10], model=1.38364->1.43168, peakres=0.0715194->0.0268546, Reached cyclethreshold. 2018-11-28 01:42:06 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:42:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:42:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:42:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.0268536,-0.0168464) over full image : (0.0268536,-0.0168464) 2018-11-28 01:42:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Total Model Flux : 1.43168 2018-11-28 01:42:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0104916, CycleNiter=960, Gain=0.1 2018-11-28 01:42:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] iters=0->32 [32], model=1.43168->1.44216, peakres=0.0268536->0.0103788, Reached cyclethreshold. 2018-11-28 01:42:10 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 72 iterations. 2018-11-28 01:42:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:42:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:42:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.0103781,-0.00955964) over full image : (0.0103781,-0.00955964) 2018-11-28 01:42:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Total Model Flux : 1.44216 2018-11-28 01:42:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00405465, CycleNiter=928, Gain=0.1 2018-11-28 01:42:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] iters=0->68 [68], model=1.44216->1.43962, peakres=0.0103781->0.00404023, Reached cyclethreshold. 2018-11-28 01:42:14 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 140 iterations. 2018-11-28 01:42:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:42:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:42:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.00404016,-0.00401691) over full image : (0.00404016,-0.00401691) 2018-11-28 01:42:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Total Model Flux : 1.43962 2018-11-28 01:42:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00157847, CycleNiter=860, Gain=0.1 2018-11-28 01:42:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] iters=0->258 [258], model=1.43962->1.446, peakres=0.00404016->0.00157766, Reached cyclethreshold. 2018-11-28 01:42:18 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 398 iterations. 2018-11-28 01:42:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:42:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:42:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.0015671,-0.00155639) over full image : (0.00191992,-0.0017185) 2018-11-28 01:42:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Total Model Flux : 1.446 2018-11-28 01:42:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00067914, CycleNiter=602, Gain=0.1 2018-11-28 01:42:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] iters=0->602 [602], model=1.446->1.44656, peakres=0.0015671->0.000809334, Reached cycleniter. 2018-11-28 01:42:21 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:42:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:42:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:42:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.000838513,-0.000833431) over full image : (0.00108082,-0.00111448) 2018-11-28 01:42:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] Total Model Flux : 1.44656 2018-11-28 01:42:25 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:42:25 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] : Restoring model image. 2018-11-28 01:42:25 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw18.mfs.I.iter1] : Applying PB correction 2018-11-28 01:42:25 INFO tclean:::: 2018-11-28 01:42:25 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:42:25 INFO tclean:::: ########################################## 2018-11-28 01:42:25 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:42:25 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw18 ! 2018-11-28 01:42:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000309250463033 2018-11-28 01:42:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000323639571434 2018-11-28 01:42:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00105120358057 min: -0.000942150538322 2018-11-28 01:42:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000326321198372 2018-11-28 01:42:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:42:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000326321198372 2018-11-28 01:42:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00222476781346 2018-11-28 01:42:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.37084710598 2018-11-28 01:42:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000323639571434 2018-11-28 01:42:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000309250463033 2018-11-28 01:42:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00105120358057 2018-11-28 01:42:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000942150538322 2018-11-28 01:42:26 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:42:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:42:26 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 19 2018-11-28 01:42:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs*.iter* 2018-11-28 01:42:26 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:42:37 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:42:37 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:42:37 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 19:0~127 2018-11-28 01:42:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:42:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 19] 2018-11-28 01:42:38 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[19] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:42:38 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:42:38 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:42:38 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:42:38 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:42:39 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:42:39 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:42:39 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:42:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000174585 2018-11-28 01:42:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.1006 2018-11-28 01:42:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 19 ChanRange 0~127: 0.000174585339955 Jy/beam 2018-11-28 01:42:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000174585339955 Jy 2018-11-28 01:42:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:42:40 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:42:40 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['19'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw19.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:42:40 INFO tclean:::: 2018-11-28 01:42:40 INFO tclean:::: ########################################## 2018-11-28 01:42:40 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:42:40 INFO tclean:::: 2018-11-28 01:42:40 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:42:40 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :19 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:42:41 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:42:41 INFO SynthesisImager::selectData selected spw [19] start channels [0] nchannels [128] 2018-11-28 01:42:41 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw19.mfs.I.iter0] : 2018-11-28 01:42:41 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:42:41 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6421e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:42:41 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw19.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:42:41 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:42:41 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:42:41 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:42:41 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:42:41 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:42:41 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:42:42 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:42:42 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:42:44 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw19.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000115201 2018-11-28 01:42:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.151706 arcsec, 0.13738 arcsec, -56.1002 deg 2018-11-28 01:42:44 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:42:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:42:46 INFO tclean:::: 2018-11-28 01:42:46 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:42:46 INFO tclean:::: ########################################## 2018-11-28 01:42:46 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0490063764155 2018-11-28 01:42:46 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.36956322193 min: -0.127463281155 2018-11-28 01:42:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:42:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0490063764155 2018-11-28 01:42:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.36956322193 2018-11-28 01:42:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.127463281155 2018-11-28 01:42:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:42:47 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:42:47 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:42:47 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:42:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs.I.iter1.residual 2018-11-28 01:42:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs.I.iter1.sumwt 2018-11-28 01:42:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs.I.iter1.psf 2018-11-28 01:42:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs.I.iter1.pb 2018-11-28 01:42:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:42:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs.I.iter1.cleanmask 2018-11-28 01:42:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000698341359819Jy 2018-11-28 01:42:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:42:47 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:42:47 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['19'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw19.mfs.I.iter1', threshold='0.000698341359819Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs.I.iter1.cleanmask', pblimit=0.99252086877822876, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:42:47 INFO tclean:::: 2018-11-28 01:42:47 INFO tclean:::: ########################################## 2018-11-28 01:42:47 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:42:47 INFO tclean:::: 2018-11-28 01:42:47 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:42:47 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :19 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:42:48 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:42:48 INFO SynthesisImager::selectData selected spw [19] start channels [0] nchannels [128] 2018-11-28 01:42:48 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] : 2018-11-28 01:42:48 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:42:48 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6421e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:42:48 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:42:48 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:42:48 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:42:48 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:42:48 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:42:48 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:42:48 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:42:49 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:42:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] : hogbom 2018-11-28 01:42:49 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:42:49 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:42:49 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:42:49 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:42:49 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:42:49 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:42:49 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw19.mfs.I.iter1.cleanmask 2018-11-28 01:42:49 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:42:49 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:42:49 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:42:49 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:42:49 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:42:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:42:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (1.36956,-0.127463) over full image : (1.36956,-0.127463) 2018-11-28 01:42:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:42:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.528593, CycleNiter=1000, Gain=0.1 2018-11-28 01:42:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] iters=0->10 [10], model=0->0.913024, peakres=1.36956->0.508816, Reached cyclethreshold. 2018-11-28 01:42:49 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:42:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:42:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:42:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.508815,-0.0470138) over full image : (0.508815,-0.0470138) 2018-11-28 01:42:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Total Model Flux : 0.913024 2018-11-28 01:42:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.196381, CycleNiter=990, Gain=0.1 2018-11-28 01:42:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] iters=0->10 [10], model=0.913024->1.25362, peakres=0.508815->0.190583, Reached cyclethreshold. 2018-11-28 01:42:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:42:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:42:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:42:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.190592,-0.0217436) over full image : (0.190592,-0.0217436) 2018-11-28 01:42:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Total Model Flux : 1.25362 2018-11-28 01:42:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0735604, CycleNiter=980, Gain=0.1 2018-11-28 01:42:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] iters=0->10 [10], model=1.25362->1.38147, peakres=0.190592->0.0714546, Reached cyclethreshold. 2018-11-28 01:42:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:42:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:43:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:43:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.0714517,-0.0123107) over full image : (0.0714517,-0.0123107) 2018-11-28 01:43:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Total Model Flux : 1.38147 2018-11-28 01:43:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0275773, CycleNiter=970, Gain=0.1 2018-11-28 01:43:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] iters=0->10 [10], model=1.38147->1.42944, peakres=0.0714517->0.0267992, Reached cyclethreshold. 2018-11-28 01:43:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:43:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:43:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:43:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.0268005,-0.0170562) over full image : (0.0268005,-0.0170562) 2018-11-28 01:43:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Total Model Flux : 1.42944 2018-11-28 01:43:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0103438, CycleNiter=960, Gain=0.1 2018-11-28 01:43:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] iters=0->33 [33], model=1.42944->1.44087, peakres=0.0268005->0.0100725, Reached cyclethreshold. 2018-11-28 01:43:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 73 iterations. 2018-11-28 01:43:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:43:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:43:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.0095984,-0.0100721) over full image : (0.0095984,-0.0100721) 2018-11-28 01:43:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Total Model Flux : 1.44087 2018-11-28 01:43:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00370457, CycleNiter=927, Gain=0.1 2018-11-28 01:43:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] iters=0->84 [84], model=1.44087->1.43774, peakres=0.0095984->0.0036602, Reached cyclethreshold. 2018-11-28 01:43:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 157 iterations. 2018-11-28 01:43:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:43:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:43:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.00366009,-0.0036164) over full image : (0.00372072,-0.0036164) 2018-11-28 01:43:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Total Model Flux : 1.43774 2018-11-28 01:43:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00141264, CycleNiter=843, Gain=0.1 2018-11-28 01:43:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] iters=0->312 [312], model=1.43774->1.44027, peakres=0.00366009->0.00140098, Reached cyclethreshold. 2018-11-28 01:43:11 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 469 iterations. 2018-11-28 01:43:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:43:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:43:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.00140052,-0.00147726) over full image : (0.00184519,-0.0016773) 2018-11-28 01:43:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Total Model Flux : 1.44027 2018-11-28 01:43:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000698341, CycleNiter=531, Gain=0.1 2018-11-28 01:43:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] iters=0->531 [531], model=1.44027->1.44061, peakres=0.00140052->0.000813096, Reached cycleniter. 2018-11-28 01:43:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:43:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:43:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:43:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.000820711,-0.000865334) over full image : (0.0011697,-0.0012816) 2018-11-28 01:43:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] Total Model Flux : 1.44061 2018-11-28 01:43:18 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:43:18 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] : Restoring model image. 2018-11-28 01:43:19 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw19.mfs.I.iter1] : Applying PB correction 2018-11-28 01:43:19 INFO tclean:::: 2018-11-28 01:43:19 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:43:19 INFO tclean:::: ########################################## 2018-11-28 01:43:19 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:43:19 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw19 ! 2018-11-28 01:43:19 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000323312007822 2018-11-28 01:43:19 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000344957894413 2018-11-28 01:43:19 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00109378714114 min: -0.00128159648739 2018-11-28 01:43:19 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000347690831404 2018-11-28 01:43:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:43:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000347690831404 2018-11-28 01:43:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00163029052783 2018-11-28 01:43:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.36737203598 2018-11-28 01:43:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000344957894413 2018-11-28 01:43:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000323312007822 2018-11-28 01:43:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00109378714114 2018-11-28 01:43:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00128159648739 2018-11-28 01:43:19 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:43:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:43:19 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 20 2018-11-28 01:43:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs*.iter* 2018-11-28 01:43:19 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:43:32 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:43:32 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:43:32 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 20:0~127 2018-11-28 01:43:32 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:43:32 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 20] 2018-11-28 01:43:32 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[20] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:43:32 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:43:32 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:43:32 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:43:32 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:43:33 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:43:33 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:43:33 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:43:33 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000170167 2018-11-28 01:43:33 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10096 2018-11-28 01:43:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 20 ChanRange 0~127: 0.000170167483091 Jy/beam 2018-11-28 01:43:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000170167483091 Jy 2018-11-28 01:43:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:43:33 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:43:33 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['20'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw20.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:43:34 INFO tclean:::: 2018-11-28 01:43:34 INFO tclean:::: ########################################## 2018-11-28 01:43:34 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:43:34 INFO tclean:::: 2018-11-28 01:43:34 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:43:34 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :20 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:43:35 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:43:35 INFO SynthesisImager::selectData selected spw [20] start channels [0] nchannels [128] 2018-11-28 01:43:35 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw20.mfs.I.iter0] : 2018-11-28 01:43:35 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:43:35 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6549e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:43:35 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw20.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:43:35 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:43:35 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:43:35 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:43:35 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:43:35 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:43:35 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:43:36 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:43:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:43:37 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw20.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.00011215 2018-11-28 01:43:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.150091 arcsec, 0.137515 arcsec, -58.6914 deg 2018-11-28 01:43:37 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:43:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:43:40 INFO tclean:::: 2018-11-28 01:43:40 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:43:40 INFO tclean:::: ########################################## 2018-11-28 01:43:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0490448214114 2018-11-28 01:43:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.36599910259 min: -0.13172544539 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0490448214114 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.36599910259 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.13172544539 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:43:40 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:43:40 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:43:40 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs.I.iter1.residual 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs.I.iter1.sumwt 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs.I.iter1.psf 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs.I.iter1.pb 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs.I.iter1.cleanmask 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000680669932363Jy 2018-11-28 01:43:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:43:40 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:43:40 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['20'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw20.mfs.I.iter1', threshold='0.000680669932363Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs.I.iter1.cleanmask', pblimit=0.99248480796813965, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:43:40 INFO tclean:::: 2018-11-28 01:43:40 INFO tclean:::: ########################################## 2018-11-28 01:43:40 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:43:40 INFO tclean:::: 2018-11-28 01:43:40 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:43:40 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :20 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:43:42 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:43:42 INFO SynthesisImager::selectData selected spw [20] start channels [0] nchannels [128] 2018-11-28 01:43:42 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] : 2018-11-28 01:43:42 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:43:42 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6549e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:43:42 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:43:42 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:43:42 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:43:42 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:43:42 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:43:42 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:43:42 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:43:42 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:43:42 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] : hogbom 2018-11-28 01:43:42 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:43:42 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:43:42 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:43:42 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:43:42 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:43:42 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:43:42 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw20.mfs.I.iter1.cleanmask 2018-11-28 01:43:42 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:43:42 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:43:42 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:43:42 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:43:42 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:43:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:43:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (1.366,-0.131725) over full image : (1.366,-0.131725) 2018-11-28 01:43:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:43:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.518224, CycleNiter=1000, Gain=0.1 2018-11-28 01:43:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] iters=0->10 [10], model=0->0.911108, peakres=1.366->0.50976, Reached cyclethreshold. 2018-11-28 01:43:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:43:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:43:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:43:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.509738,-0.0487066) over full image : (0.509738,-0.0487066) 2018-11-28 01:43:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Total Model Flux : 0.911108 2018-11-28 01:43:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.193381, CycleNiter=990, Gain=0.1 2018-11-28 01:43:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] iters=0->10 [10], model=0.911108->1.25173, peakres=0.509738->0.19054, Reached cyclethreshold. 2018-11-28 01:43:46 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:43:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:43:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:43:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.19055,-0.0208048) over full image : (0.19055,-0.0208048) 2018-11-28 01:43:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Total Model Flux : 1.25173 2018-11-28 01:43:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0722895, CycleNiter=980, Gain=0.1 2018-11-28 01:43:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] iters=0->10 [10], model=1.25173->1.3795, peakres=0.19055->0.0713736, Reached cyclethreshold. 2018-11-28 01:43:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:43:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:43:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:43:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.0713708,-0.0111332) over full image : (0.0713708,-0.0111332) 2018-11-28 01:43:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Total Model Flux : 1.3795 2018-11-28 01:43:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0270762, CycleNiter=970, Gain=0.1 2018-11-28 01:43:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] iters=0->10 [10], model=1.3795->1.42743, peakres=0.0713708->0.026782, Reached cyclethreshold. 2018-11-28 01:43:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:43:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:43:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:43:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.0267833,-0.0129335) over full image : (0.0267833,-0.0129335) 2018-11-28 01:43:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Total Model Flux : 1.42743 2018-11-28 01:43:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0101609, CycleNiter=960, Gain=0.1 2018-11-28 01:43:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] iters=0->26 [26], model=1.42743->1.44015, peakres=0.0267833->0.00991262, Reached cyclethreshold. 2018-11-28 01:43:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 66 iterations. 2018-11-28 01:43:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:44:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:44:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.00936731,-0.00991269) over full image : (0.00936731,-0.00991269) 2018-11-28 01:44:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Total Model Flux : 1.44015 2018-11-28 01:44:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00355371, CycleNiter=934, Gain=0.1 2018-11-28 01:44:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] iters=0->77 [77], model=1.44015->1.4356, peakres=0.00936731->0.00353389, Reached cyclethreshold. 2018-11-28 01:44:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 143 iterations. 2018-11-28 01:44:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:44:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:44:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.00353405,-0.00348411) over full image : (0.00353405,-0.00348411) 2018-11-28 01:44:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Total Model Flux : 1.4356 2018-11-28 01:44:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00134072, CycleNiter=857, Gain=0.1 2018-11-28 01:44:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] iters=0->282 [282], model=1.4356->1.44168, peakres=0.00353405->0.00133223, Reached cyclethreshold. 2018-11-28 01:44:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 425 iterations. 2018-11-28 01:44:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:44:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:44:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.0013304,-0.00134995) over full image : (0.00175242,-0.00168961) 2018-11-28 01:44:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Total Model Flux : 1.44168 2018-11-28 01:44:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00068067, CycleNiter=575, Gain=0.1 2018-11-28 01:44:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] iters=0->575 [575], model=1.44168->1.43924, peakres=0.0013304->0.000735767, Reached cycleniter. 2018-11-28 01:44:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:44:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:44:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:44:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.00074595,-0.000746574) over full image : (0.00116347,-0.00111248) 2018-11-28 01:44:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] Total Model Flux : 1.43924 2018-11-28 01:44:12 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:44:12 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] : Restoring model image. 2018-11-28 01:44:12 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw20.mfs.I.iter1] : Applying PB correction 2018-11-28 01:44:12 INFO tclean:::: 2018-11-28 01:44:12 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:44:12 INFO tclean:::: ########################################## 2018-11-28 01:44:12 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:44:12 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw20 ! 2018-11-28 01:44:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000285845104372 2018-11-28 01:44:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000314556324156 2018-11-28 01:44:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.0011634650873 min: -0.00111247890163 2018-11-28 01:44:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000315732788295 2018-11-28 01:44:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:44:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000315732788295 2018-11-28 01:44:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00164548843168 2018-11-28 01:44:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.36348986626 2018-11-28 01:44:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000314556324156 2018-11-28 01:44:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000285845104372 2018-11-28 01:44:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.0011634650873 2018-11-28 01:44:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00111247890163 2018-11-28 01:44:13 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:44:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:44:13 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 21 2018-11-28 01:44:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs*.iter* 2018-11-28 01:44:13 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:44:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:44:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:44:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 21:0~127 2018-11-28 01:44:25 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:44:25 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 21] 2018-11-28 01:44:25 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[21] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:44:25 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:44:25 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:44:25 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:44:25 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:44:26 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:44:26 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:44:26 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:44:26 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000173978 2018-11-28 01:44:26 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10021 2018-11-28 01:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 21 ChanRange 0~127: 0.000173978323886 Jy/beam 2018-11-28 01:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000173978323886 Jy 2018-11-28 01:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:44:26 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:44:26 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['21'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw21.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:44:26 INFO tclean:::: 2018-11-28 01:44:26 INFO tclean:::: ########################################## 2018-11-28 01:44:26 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:44:26 INFO tclean:::: 2018-11-28 01:44:26 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:44:26 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :21 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:44:28 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:44:28 INFO SynthesisImager::selectData selected spw [21] start channels [0] nchannels [128] 2018-11-28 01:44:28 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw21.mfs.I.iter0] : 2018-11-28 01:44:28 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:44:28 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6677e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:44:28 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw21.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:44:28 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:44:28 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:44:28 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:44:28 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:44:28 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:44:28 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:44:28 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:44:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:44:30 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw21.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.00011467 2018-11-28 01:44:30 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.148694 arcsec, 0.136936 arcsec, -62.0059 deg 2018-11-28 01:44:30 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:44:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:44:32 INFO tclean:::: 2018-11-28 01:44:32 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:44:32 INFO tclean:::: ########################################## 2018-11-28 01:44:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.049169626087 2018-11-28 01:44:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.3621032238 min: -0.130299136043 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.049169626087 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.3621032238 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.130299136043 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:44:33 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:44:33 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:44:33 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs.I.iter1.residual 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs.I.iter1.sumwt 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs.I.iter1.psf 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs.I.iter1.pb 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs.I.iter1.cleanmask 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000695913295543Jy 2018-11-28 01:44:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:44:33 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:44:33 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['21'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw21.mfs.I.iter1', threshold='0.000695913295543Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs.I.iter1.cleanmask', pblimit=0.99244868755340576, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:44:33 INFO tclean:::: 2018-11-28 01:44:33 INFO tclean:::: ########################################## 2018-11-28 01:44:33 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:44:33 INFO tclean:::: 2018-11-28 01:44:33 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:44:33 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :21 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:44:35 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:44:35 INFO SynthesisImager::selectData selected spw [21] start channels [0] nchannels [128] 2018-11-28 01:44:35 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] : 2018-11-28 01:44:35 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:44:35 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6677e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:44:35 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:44:35 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:44:35 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:44:35 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:44:35 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:44:35 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:44:35 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:44:35 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:44:35 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] : hogbom 2018-11-28 01:44:35 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:44:35 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:44:35 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:44:35 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:44:35 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:44:35 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:44:35 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw21.mfs.I.iter1.cleanmask 2018-11-28 01:44:35 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:44:35 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:44:35 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:44:35 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:44:35 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:44:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:44:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (1.3621,-0.130299) over full image : (1.3621,-0.130299) 2018-11-28 01:44:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:44:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.516836, CycleNiter=1000, Gain=0.1 2018-11-28 01:44:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] iters=0->10 [10], model=0->0.909008, peakres=1.3621->0.508508, Reached cyclethreshold. 2018-11-28 01:44:35 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:44:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:44:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:44:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.508535,-0.0518674) over full image : (0.508535,-0.0518674) 2018-11-28 01:44:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Total Model Flux : 0.909008 2018-11-28 01:44:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.192958, CycleNiter=990, Gain=0.1 2018-11-28 01:44:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] iters=0->10 [10], model=0.909008->1.24928, peakres=0.508535->0.190781, Reached cyclethreshold. 2018-11-28 01:44:39 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:44:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:44:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:44:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.190773,-0.0217759) over full image : (0.190773,-0.0217759) 2018-11-28 01:44:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Total Model Flux : 1.24928 2018-11-28 01:44:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0723867, CycleNiter=980, Gain=0.1 2018-11-28 01:44:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] iters=0->10 [10], model=1.24928->1.37695, peakres=0.190773->0.0715785, Reached cyclethreshold. 2018-11-28 01:44:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:44:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:44:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:44:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.0715758,-0.0111403) over full image : (0.0715758,-0.0111403) 2018-11-28 01:44:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Total Model Flux : 1.37695 2018-11-28 01:44:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0271587, CycleNiter=970, Gain=0.1 2018-11-28 01:44:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] iters=0->10 [10], model=1.37695->1.42485, peakres=0.0715758->0.0268495, Reached cyclethreshold. 2018-11-28 01:44:46 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:44:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:44:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:44:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.0268485,-0.0118312) over full image : (0.0268485,-0.0118312) 2018-11-28 01:44:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Total Model Flux : 1.42485 2018-11-28 01:44:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0101874, CycleNiter=960, Gain=0.1 2018-11-28 01:44:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] iters=0->20 [20], model=1.42485->1.43787, peakres=0.0268485->0.010019, Reached cyclethreshold. 2018-11-28 01:44:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 60 iterations. 2018-11-28 01:44:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:44:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:44:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.00962855,-0.010019) over full image : (0.00962855,-0.010019) 2018-11-28 01:44:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Total Model Flux : 1.43787 2018-11-28 01:44:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00365345, CycleNiter=940, Gain=0.1 2018-11-28 01:44:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] iters=0->73 [73], model=1.43787->1.43266, peakres=0.00962855->0.00355401, Reached cyclethreshold. 2018-11-28 01:44:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 133 iterations. 2018-11-28 01:44:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:44:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:44:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.00355303,-0.00350891) over full image : (0.00355303,-0.00350891) 2018-11-28 01:44:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Total Model Flux : 1.43266 2018-11-28 01:44:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00134816, CycleNiter=867, Gain=0.1 2018-11-28 01:44:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] iters=0->284 [284], model=1.43266->1.43875, peakres=0.00355303->0.00133963, Reached cyclethreshold. 2018-11-28 01:44:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 417 iterations. 2018-11-28 01:44:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:45:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:45:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.00137878,-0.0013432) over full image : (0.00178767,-0.00171707) 2018-11-28 01:45:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Total Model Flux : 1.43875 2018-11-28 01:45:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000695913, CycleNiter=583, Gain=0.1 2018-11-28 01:45:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] iters=0->583 [583], model=1.43875->1.43783, peakres=0.00137878->0.000702363, Reached cycleniter. 2018-11-28 01:45:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:45:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:45:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:45:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.000692808,-0.000760414) over full image : (0.00112614,-0.00116106) 2018-11-28 01:45:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] Total Model Flux : 1.43783 2018-11-28 01:45:05 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 01:45:05 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] : Restoring model image. 2018-11-28 01:45:05 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw21.mfs.I.iter1] : Applying PB correction 2018-11-28 01:45:05 INFO tclean:::: 2018-11-28 01:45:05 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:45:05 INFO tclean:::: ########################################## 2018-11-28 01:45:05 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:45:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000268661329756 2018-11-28 01:45:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00029729513335 2018-11-28 01:45:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00101521867327 min: -0.00103208329529 2018-11-28 01:45:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00030015205266 2018-11-28 01:45:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:45:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00030015205266 2018-11-28 01:45:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00207761349156 2018-11-28 01:45:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.3592479229 2018-11-28 01:45:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.00029729513335 2018-11-28 01:45:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000268661329756 2018-11-28 01:45:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00101521867327 2018-11-28 01:45:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00103208329529 2018-11-28 01:45:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:45:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:45:06 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 22 2018-11-28 01:45:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs*.iter* 2018-11-28 01:45:06 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:45:17 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:45:17 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:45:17 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 22:0~127 2018-11-28 01:45:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:45:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 22] 2018-11-28 01:45:18 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[22] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:45:18 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:45:18 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:45:18 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:45:18 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:45:19 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:45:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:45:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:45:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000185834 2018-11-28 01:45:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10162 2018-11-28 01:45:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 22 ChanRange 0~127: 0.000185833872439 Jy/beam 2018-11-28 01:45:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000185833872439 Jy 2018-11-28 01:45:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:45:19 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:45:19 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['22'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw22.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:45:19 INFO tclean:::: 2018-11-28 01:45:19 INFO tclean:::: ########################################## 2018-11-28 01:45:19 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:45:19 INFO tclean:::: 2018-11-28 01:45:19 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:45:19 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :22 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:45:21 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:45:21 INFO SynthesisImager::selectData selected spw [22] start channels [0] nchannels [128] 2018-11-28 01:45:21 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw22.mfs.I.iter0] : 2018-11-28 01:45:21 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:45:21 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6805e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:45:21 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw22.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:45:21 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:45:21 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:45:21 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:45:21 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:45:21 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:45:21 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:45:21 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:45:21 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:45:23 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw22.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000122375 2018-11-28 01:45:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.148986 arcsec, 0.136731 arcsec, -64.6362 deg 2018-11-28 01:45:23 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:45:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:45:26 INFO tclean:::: 2018-11-28 01:45:26 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:45:26 INFO tclean:::: ########################################## 2018-11-28 01:45:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0488034710288 2018-11-28 01:45:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.35917127132 min: -0.124858632684 2018-11-28 01:45:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:45:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0488034710288 2018-11-28 01:45:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.35917127132 2018-11-28 01:45:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.124858632684 2018-11-28 01:45:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:45:26 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:45:27 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:45:27 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:45:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs.I.iter1.residual 2018-11-28 01:45:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs.I.iter1.sumwt 2018-11-28 01:45:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs.I.iter1.psf 2018-11-28 01:45:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs.I.iter1.pb 2018-11-28 01:45:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:45:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs.I.iter1.cleanmask 2018-11-28 01:45:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000743335489755Jy 2018-11-28 01:45:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:45:27 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:45:27 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['22'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw22.mfs.I.iter1', threshold='0.000743335489755Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs.I.iter1.cleanmask', pblimit=0.99241244792938232, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:45:27 INFO tclean:::: 2018-11-28 01:45:27 INFO tclean:::: ########################################## 2018-11-28 01:45:27 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:45:27 INFO tclean:::: 2018-11-28 01:45:27 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:45:27 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :22 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:45:28 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:45:28 INFO SynthesisImager::selectData selected spw [22] start channels [0] nchannels [128] 2018-11-28 01:45:28 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] : 2018-11-28 01:45:28 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:45:28 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6805e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:45:28 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:45:28 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:45:28 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:45:28 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:45:28 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:45:28 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:45:28 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:45:29 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:45:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] : hogbom 2018-11-28 01:45:29 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:45:29 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:45:29 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:45:29 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:45:29 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:45:29 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:45:29 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw22.mfs.I.iter1.cleanmask 2018-11-28 01:45:29 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:45:29 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:45:29 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:45:29 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:45:29 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:45:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:45:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (1.35917,-0.124859) over full image : (1.35917,-0.124859) 2018-11-28 01:45:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:45:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.51118, CycleNiter=1000, Gain=0.1 2018-11-28 01:45:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] iters=0->10 [10], model=0->0.906981, peakres=1.35917->0.507953, Reached cyclethreshold. 2018-11-28 01:45:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:45:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:45:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:45:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (0.507932,-0.0500659) over full image : (0.507932,-0.0500659) 2018-11-28 01:45:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Total Model Flux : 0.906981 2018-11-28 01:45:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.191031, CycleNiter=990, Gain=0.1 2018-11-28 01:45:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] iters=0->10 [10], model=0.906981->1.24648, peakres=0.507932->0.190969, Reached cyclethreshold. 2018-11-28 01:45:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:45:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:45:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:45:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (0.190962,-0.0221126) over full image : (0.190962,-0.0221126) 2018-11-28 01:45:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Total Model Flux : 1.24648 2018-11-28 01:45:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.07182, CycleNiter=980, Gain=0.1 2018-11-28 01:45:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] iters=0->10 [10], model=1.24648->1.37391, peakres=0.190962->0.0711944, Reached cyclethreshold. 2018-11-28 01:45:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:45:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:45:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:45:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (0.0711932,-0.0116817) over full image : (0.0711932,-0.0116817) 2018-11-28 01:45:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Total Model Flux : 1.37391 2018-11-28 01:45:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0267755, CycleNiter=970, Gain=0.1 2018-11-28 01:45:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] iters=0->10 [10], model=1.37391->1.42173, peakres=0.0711932->0.0267337, Reached cyclethreshold. 2018-11-28 01:45:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:45:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:45:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:45:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (0.026735,-0.0124672) over full image : (0.026735,-0.0124672) 2018-11-28 01:45:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Total Model Flux : 1.42173 2018-11-28 01:45:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0100549, CycleNiter=960, Gain=0.1 2018-11-28 01:45:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] iters=0->25 [25], model=1.42173->1.43335, peakres=0.026735->0.0100196, Reached cyclethreshold. 2018-11-28 01:45:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 65 iterations. 2018-11-28 01:45:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:45:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:45:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (0.0100196,-0.00991042) over full image : (0.0100196,-0.00991042) 2018-11-28 01:45:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Total Model Flux : 1.43335 2018-11-28 01:45:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00376834, CycleNiter=935, Gain=0.1 2018-11-28 01:45:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] iters=0->73 [73], model=1.43335->1.43008, peakres=0.0100196->0.00374605, Reached cyclethreshold. 2018-11-28 01:45:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 138 iterations. 2018-11-28 01:45:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:45:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:45:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (0.00374666,-0.00368612) over full image : (0.00374666,-0.00368612) 2018-11-28 01:45:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Total Model Flux : 1.43008 2018-11-28 01:45:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00140911, CycleNiter=862, Gain=0.1 2018-11-28 01:45:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] iters=0->288 [288], model=1.43008->1.43413, peakres=0.00374666->0.00140242, Reached cyclethreshold. 2018-11-28 01:45:51 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 426 iterations. 2018-11-28 01:45:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:45:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:45:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (0.00141455,-0.00145927) over full image : (0.00184219,-0.00173595) 2018-11-28 01:45:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Total Model Flux : 1.43413 2018-11-28 01:45:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000743335, CycleNiter=574, Gain=0.1 2018-11-28 01:45:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] iters=0->574 [574], model=1.43413->1.43345, peakres=0.00141455->0.000763268, Reached cycleniter. 2018-11-28 01:45:55 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:45:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:45:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:45:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (0.000798205,-0.00091378) over full image : (0.00125175,-0.0010973) 2018-11-28 01:45:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] Total Model Flux : 1.43345 2018-11-28 01:45:58 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:45:58 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] : Restoring model image. 2018-11-28 01:45:58 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw22.mfs.I.iter1] : Applying PB correction 2018-11-28 01:45:58 INFO tclean:::: 2018-11-28 01:45:58 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:45:58 INFO tclean:::: ########################################## 2018-11-28 01:45:59 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:45:59 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw22 ! 2018-11-28 01:45:59 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.00029144337168 2018-11-28 01:45:59 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000324167398503 2018-11-28 01:45:59 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.0011087883031 min: -0.00101082248148 2018-11-28 01:45:59 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000326206500176 2018-11-28 01:45:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:45:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000326206500176 2018-11-28 01:45:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.0021755087655 2018-11-28 01:45:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.35583150387 2018-11-28 01:45:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000324167398503 2018-11-28 01:45:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.00029144337168 2018-11-28 01:45:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.0011087883031 2018-11-28 01:45:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00101082248148 2018-11-28 01:45:59 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:45:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:45:59 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 23 2018-11-28 01:45:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs*.iter* 2018-11-28 01:45:59 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:46:11 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:46:11 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:46:11 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 23:0~127 2018-11-28 01:46:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:46:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 23] 2018-11-28 01:46:12 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[23] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:46:12 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:46:12 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:46:12 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:46:12 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:46:12 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:46:12 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:46:12 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:46:13 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000189135 2018-11-28 01:46:13 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10168 2018-11-28 01:46:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 23 ChanRange 0~127: 0.000189134615471 Jy/beam 2018-11-28 01:46:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000189134615471 Jy 2018-11-28 01:46:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:46:13 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:46:13 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['23'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw23.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:46:13 INFO tclean:::: 2018-11-28 01:46:13 INFO tclean:::: ########################################## 2018-11-28 01:46:13 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:46:13 INFO tclean:::: 2018-11-28 01:46:13 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:46:13 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :23 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:46:14 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:46:14 INFO SynthesisImager::selectData selected spw [23] start channels [0] nchannels [128] 2018-11-28 01:46:14 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw23.mfs.I.iter0] : 2018-11-28 01:46:14 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:46:14 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6933e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:46:14 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw23.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:46:14 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:46:14 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:46:14 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:46:14 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:46:14 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:46:14 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:46:15 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:46:15 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:46:17 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw23.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000124757 2018-11-28 01:46:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.148571 arcsec, 0.137104 arcsec, -58.5989 deg 2018-11-28 01:46:17 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:46:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:46:19 INFO tclean:::: 2018-11-28 01:46:19 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:46:19 INFO tclean:::: ########################################## 2018-11-28 01:46:20 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0488110147417 2018-11-28 01:46:20 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.35610079765 min: -0.128364011645 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0488110147417 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.35610079765 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.128364011645 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:46:20 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:46:20 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:46:20 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs.I.iter1.residual 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs.I.iter1.sumwt 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs.I.iter1.psf 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs.I.iter1.pb 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs.I.iter1.cleanmask 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000756538461884Jy 2018-11-28 01:46:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:46:20 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:46:20 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['23'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw23.mfs.I.iter1', threshold='0.000756538461884Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs.I.iter1.cleanmask', pblimit=0.99237614870071411, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:46:20 INFO tclean:::: 2018-11-28 01:46:20 INFO tclean:::: ########################################## 2018-11-28 01:46:20 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:46:20 INFO tclean:::: 2018-11-28 01:46:20 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:46:20 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :23 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:46:21 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:46:21 INFO SynthesisImager::selectData selected spw [23] start channels [0] nchannels [128] 2018-11-28 01:46:21 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] : 2018-11-28 01:46:21 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:46:21 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.6933e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:46:21 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:46:21 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:46:21 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:46:21 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:46:21 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:46:21 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:46:21 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:46:22 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:46:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] : hogbom 2018-11-28 01:46:22 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:46:22 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:46:22 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:46:22 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:46:22 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:46:22 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:46:22 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw23.mfs.I.iter1.cleanmask 2018-11-28 01:46:22 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:46:22 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:46:22 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:46:22 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:46:22 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:46:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:46:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (1.3561,-0.128364) over full image : (1.3561,-0.128364) 2018-11-28 01:46:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:46:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.504022, CycleNiter=1000, Gain=0.1 2018-11-28 01:46:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] iters=0->11 [11], model=0->0.955552, peakres=1.3561->0.458133, Reached cyclethreshold. 2018-11-28 01:46:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 11 iterations. 2018-11-28 01:46:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:46:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:46:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (0.458162,-0.0462637) over full image : (0.458162,-0.0462637) 2018-11-28 01:46:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Total Model Flux : 0.955552 2018-11-28 01:46:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.170285, CycleNiter=989, Gain=0.1 2018-11-28 01:46:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] iters=0->11 [11], model=0.955552->1.27979, peakres=0.458162->0.155737, Reached cyclethreshold. 2018-11-28 01:46:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 01:46:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:46:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:46:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (0.155746,-0.0192692) over full image : (0.155746,-0.0192692) 2018-11-28 01:46:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Total Model Flux : 1.27979 2018-11-28 01:46:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.057886, CycleNiter=978, Gain=0.1 2018-11-28 01:46:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] iters=0->11 [11], model=1.27979->1.39016, peakres=0.155746->0.0533457, Reached cyclethreshold. 2018-11-28 01:46:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 33 iterations. 2018-11-28 01:46:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:46:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:46:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (0.0533431,-0.0100266) over full image : (0.0533431,-0.0100266) 2018-11-28 01:46:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Total Model Flux : 1.39016 2018-11-28 01:46:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.019826, CycleNiter=967, Gain=0.1 2018-11-28 01:46:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] iters=0->11 [11], model=1.39016->1.42775, peakres=0.0533431->0.0180343, Reached cyclethreshold. 2018-11-28 01:46:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 01:46:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:46:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:46:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (0.0180336,-0.0146475) over full image : (0.0180336,-0.0146475) 2018-11-28 01:46:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Total Model Flux : 1.42775 2018-11-28 01:46:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00670254, CycleNiter=956, Gain=0.1 2018-11-28 01:46:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] iters=0->44 [44], model=1.42775->1.42943, peakres=0.0180336->0.0066309, Reached cyclethreshold. 2018-11-28 01:46:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 88 iterations. 2018-11-28 01:46:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:46:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:46:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (0.00653178,-0.00663064) over full image : (0.00653178,-0.00663064) 2018-11-28 01:46:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Total Model Flux : 1.42943 2018-11-28 01:46:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00242767, CycleNiter=912, Gain=0.1 2018-11-28 01:46:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] iters=0->124 [124], model=1.42943->1.43084, peakres=0.00653178->0.00238816, Reached cyclethreshold. 2018-11-28 01:46:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 212 iterations. 2018-11-28 01:46:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:46:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:46:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (0.00237641,-0.00238837) over full image : (0.00273508,-0.00238837) 2018-11-28 01:46:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Total Model Flux : 1.43084 2018-11-28 01:46:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000883239, CycleNiter=788, Gain=0.1 2018-11-28 01:46:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] iters=0->624 [624], model=1.43084->1.43263, peakres=0.00237641->0.000883143, Reached cyclethreshold. 2018-11-28 01:46:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 836 iterations. 2018-11-28 01:46:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:46:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:46:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (0.000906482,-0.000889922) over full image : (0.00145469,-0.00139981) 2018-11-28 01:46:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Total Model Flux : 1.43263 2018-11-28 01:46:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000756538, CycleNiter=164, Gain=0.1 2018-11-28 01:46:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] iters=0->70 [70], model=1.43263->1.43299, peakres=0.000906482->0.000756039, Reached cyclethreshold. 2018-11-28 01:46:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 906 iterations. 2018-11-28 01:46:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:46:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:46:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (0.000755093,-0.000759535) over full image : (0.0013783,-0.00129835) 2018-11-28 01:46:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] Total Model Flux : 1.43299 2018-11-28 01:46:51 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 01:46:52 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] : Restoring model image. 2018-11-28 01:46:52 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw23.mfs.I.iter1] : Applying PB correction 2018-11-28 01:46:52 INFO tclean:::: 2018-11-28 01:46:52 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:46:52 INFO tclean:::: ########################################## 2018-11-28 01:46:52 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 906 iterations 2018-11-28 01:46:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.00030426151352 2018-11-28 01:46:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000332194584189 2018-11-28 01:46:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.0011476041982 min: -0.00129835377447 2018-11-28 01:46:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000335407443345 2018-11-28 01:46:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:46:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000335407443345 2018-11-28 01:46:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00157765753102 2018-11-28 01:46:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.3529856205 2018-11-28 01:46:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000332194584189 2018-11-28 01:46:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.00030426151352 2018-11-28 01:46:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.0011476041982 2018-11-28 01:46:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00129835377447 2018-11-28 01:46:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:46:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:46:53 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 24 2018-11-28 01:46:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs*.iter* 2018-11-28 01:46:53 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:47:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:47:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:47:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 24:0~127 2018-11-28 01:47:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:47:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 24] 2018-11-28 01:47:05 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[24] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:47:05 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:47:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:47:05 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:47:05 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:47:06 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:47:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:47:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:47:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000192254 2018-11-28 01:47:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10111 2018-11-28 01:47:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 24 ChanRange 0~127: 0.000192253848379 Jy/beam 2018-11-28 01:47:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000192253848379 Jy 2018-11-28 01:47:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:47:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:47:07 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['24'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw24.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:47:07 INFO tclean:::: 2018-11-28 01:47:07 INFO tclean:::: ########################################## 2018-11-28 01:47:07 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:47:07 INFO tclean:::: 2018-11-28 01:47:07 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:47:07 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :24 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:47:08 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:47:08 INFO SynthesisImager::selectData selected spw [24] start channels [0] nchannels [128] 2018-11-28 01:47:08 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw24.mfs.I.iter0] : 2018-11-28 01:47:08 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:47:08 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.7061e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:47:08 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw24.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:47:08 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:47:08 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:47:08 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:47:08 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:47:08 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:47:08 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:47:09 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:47:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:47:10 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw24.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000126899 2018-11-28 01:47:10 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.149246 arcsec, 0.13725 arcsec, -58.2003 deg 2018-11-28 01:47:10 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:47:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:47:13 INFO tclean:::: 2018-11-28 01:47:13 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:47:13 INFO tclean:::: ########################################## 2018-11-28 01:47:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0485859364271 2018-11-28 01:47:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.35388243198 min: -0.132191464305 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0485859364271 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.35388243198 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.132191464305 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:47:13 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:47:13 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:47:13 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs.I.iter1.residual 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs.I.iter1.sumwt 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs.I.iter1.psf 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs.I.iter1.pb 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs.I.iter1.cleanmask 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000769015393517Jy 2018-11-28 01:47:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:47:13 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:47:13 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['24'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw24.mfs.I.iter1', threshold='0.000769015393517Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs.I.iter1.cleanmask', pblimit=0.99233967065811157, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:47:13 INFO tclean:::: 2018-11-28 01:47:13 INFO tclean:::: ########################################## 2018-11-28 01:47:13 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:47:13 INFO tclean:::: 2018-11-28 01:47:13 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:47:13 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :24 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:47:15 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:47:15 INFO SynthesisImager::selectData selected spw [24] start channels [0] nchannels [128] 2018-11-28 01:47:15 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] : 2018-11-28 01:47:15 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:47:15 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.7061e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:47:15 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:47:15 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:47:15 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:47:15 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:47:15 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:47:15 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:47:15 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:47:16 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:47:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] : hogbom 2018-11-28 01:47:16 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:47:16 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:47:16 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:47:16 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:47:16 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:47:16 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:47:16 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw24.mfs.I.iter1.cleanmask 2018-11-28 01:47:16 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:47:16 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:47:16 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:47:16 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:47:16 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:47:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:47:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (1.35388,-0.132191) over full image : (1.35388,-0.132191) 2018-11-28 01:47:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:47:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.505585, CycleNiter=1000, Gain=0.1 2018-11-28 01:47:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] iters=0->10 [10], model=0->0.903159, peakres=1.35388->0.505535, Reached cyclethreshold. 2018-11-28 01:47:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:47:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:47:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:47:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.505514,-0.0498928) over full image : (0.505514,-0.0498928) 2018-11-28 01:47:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Total Model Flux : 0.903159 2018-11-28 01:47:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.188776, CycleNiter=990, Gain=0.1 2018-11-28 01:47:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] iters=0->11 [11], model=0.903159->1.25994, peakres=0.505514->0.172216, Reached cyclethreshold. 2018-11-28 01:47:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 01:47:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:47:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:47:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.172208,-0.0208272) over full image : (0.172208,-0.0208272) 2018-11-28 01:47:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Total Model Flux : 1.25994 2018-11-28 01:47:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0643081, CycleNiter=979, Gain=0.1 2018-11-28 01:47:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] iters=0->11 [11], model=1.25994->1.3814, peakres=0.172208->0.0582741, Reached cyclethreshold. 2018-11-28 01:47:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 32 iterations. 2018-11-28 01:47:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:47:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:47:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.0582718,-0.0110592) over full image : (0.0582718,-0.0110592) 2018-11-28 01:47:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Total Model Flux : 1.3814 2018-11-28 01:47:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0217606, CycleNiter=968, Gain=0.1 2018-11-28 01:47:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] iters=0->11 [11], model=1.3814->1.42272, peakres=0.0582718->0.0199797, Reached cyclethreshold. 2018-11-28 01:47:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 01:47:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:47:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:47:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.0199787,-0.0148832) over full image : (0.0199787,-0.0148832) 2018-11-28 01:47:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Total Model Flux : 1.42272 2018-11-28 01:47:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00746073, CycleNiter=957, Gain=0.1 2018-11-28 01:47:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] iters=0->39 [39], model=1.42272->1.42627, peakres=0.0199787->0.00744257, Reached cyclethreshold. 2018-11-28 01:47:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 82 iterations. 2018-11-28 01:47:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:47:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:47:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.00744172,-0.00722008) over full image : (0.00744172,-0.00722008) 2018-11-28 01:47:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Total Model Flux : 1.42627 2018-11-28 01:47:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00277899, CycleNiter=918, Gain=0.1 2018-11-28 01:47:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] iters=0->103 [103], model=1.42627->1.42494, peakres=0.00744172->0.00277859, Reached cyclethreshold. 2018-11-28 01:47:34 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 185 iterations. 2018-11-28 01:47:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:47:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:47:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.00277844,-0.00275588) over full image : (0.00309231,-0.00275588) 2018-11-28 01:47:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Total Model Flux : 1.42494 2018-11-28 01:47:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00103756, CycleNiter=815, Gain=0.1 2018-11-28 01:47:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] iters=0->546 [546], model=1.42494->1.4301, peakres=0.00277844->0.00103754, Reached cyclethreshold. 2018-11-28 01:47:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 731 iterations. 2018-11-28 01:47:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:47:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:47:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.00106767,-0.00104163) over full image : (0.00170917,-0.00144912) 2018-11-28 01:47:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Total Model Flux : 1.4301 2018-11-28 01:47:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000769015, CycleNiter=269, Gain=0.1 2018-11-28 01:47:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] iters=0->237 [237], model=1.4301->1.42993, peakres=0.00106767->0.000768375, Reached cyclethreshold. 2018-11-28 01:47:41 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 968 iterations. 2018-11-28 01:47:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:47:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:47:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.00077189,-0.000783511) over full image : (0.00157477,-0.00128815) 2018-11-28 01:47:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Total Model Flux : 1.42993 2018-11-28 01:47:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000769015, CycleNiter=32, Gain=0.1 2018-11-28 01:47:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] iters=0->11 [11], model=1.42993->1.4297, peakres=0.00077189->0.000768941, Reached cyclethreshold. 2018-11-28 01:47:45 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 979 iterations. 2018-11-28 01:47:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 9 ------------------------------------- 2018-11-28 01:47:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:47:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.000772119,-0.000768881) over full image : (0.00157041,-0.00127318) 2018-11-28 01:47:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Total Model Flux : 1.4297 2018-11-28 01:47:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000769015, CycleNiter=21, Gain=0.1 2018-11-28 01:47:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] iters=0->2 [2], model=1.4297->1.4297, peakres=0.000772119->0.000766243, Reached cyclethreshold. 2018-11-28 01:47:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 981 iterations. 2018-11-28 01:47:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 10 ------------------------------------- 2018-11-28 01:47:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:47:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.000765221,-0.000766233) over full image : (0.00156824,-0.00126953) 2018-11-28 01:47:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] Total Model Flux : 1.4297 2018-11-28 01:47:52 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 01:47:52 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] : Restoring model image. 2018-11-28 01:47:52 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw24.mfs.I.iter1] : Applying PB correction 2018-11-28 01:47:52 INFO tclean:::: 2018-11-28 01:47:52 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:47:52 INFO tclean:::: ########################################## 2018-11-28 01:47:53 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 981 iterations 2018-11-28 01:47:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000311933486955 2018-11-28 01:47:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000336712459102 2018-11-28 01:47:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00112398038618 min: -0.00123541802168 2018-11-28 01:47:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00033995040576 2018-11-28 01:47:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:47:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00033995040576 2018-11-28 01:47:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00177343573887 2018-11-28 01:47:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.35062944889 2018-11-28 01:47:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000336712459102 2018-11-28 01:47:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000311933486955 2018-11-28 01:47:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00112398038618 2018-11-28 01:47:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00123541802168 2018-11-28 01:47:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:47:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:47:53 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 25 2018-11-28 01:47:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs*.iter* 2018-11-28 01:47:53 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:48:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:48:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:48:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 25:0~127 2018-11-28 01:48:06 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:48:06 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 25] 2018-11-28 01:48:06 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[25] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:48:06 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:48:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:48:06 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:48:06 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:48:06 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:48:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:48:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:48:07 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000189691 2018-11-28 01:48:07 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09847 2018-11-28 01:48:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 25 ChanRange 0~127: 0.000189690619923 Jy/beam 2018-11-28 01:48:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000189690619923 Jy 2018-11-28 01:48:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:48:07 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:48:07 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['25'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw25.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:48:07 INFO tclean:::: 2018-11-28 01:48:07 INFO tclean:::: ########################################## 2018-11-28 01:48:07 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:48:07 INFO tclean:::: 2018-11-28 01:48:07 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:48:07 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :25 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:48:08 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:48:08 INFO SynthesisImager::selectData selected spw [25] start channels [0] nchannels [128] 2018-11-28 01:48:08 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw25.mfs.I.iter0] : 2018-11-28 01:48:08 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:48:08 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.71889e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:48:08 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw25.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:48:08 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:48:08 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:48:08 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:48:08 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:48:08 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:48:08 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:48:09 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:48:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:48:11 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw25.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000125527 2018-11-28 01:48:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.148046 arcsec, 0.135294 arcsec, -58.6777 deg 2018-11-28 01:48:11 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:48:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:48:13 INFO tclean:::: 2018-11-28 01:48:13 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:48:13 INFO tclean:::: ########################################## 2018-11-28 01:48:14 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0486196912825 2018-11-28 01:48:14 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.34989321232 min: -0.130076915026 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0486196912825 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.34989321232 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.130076915026 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:48:14 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:48:14 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:48:14 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs.I.iter1.residual 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs.I.iter1.sumwt 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs.I.iter1.psf 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs.I.iter1.pb 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs.I.iter1.cleanmask 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000758762479693Jy 2018-11-28 01:48:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:48:14 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:48:14 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['25'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw25.mfs.I.iter1', threshold='0.000758762479693Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs.I.iter1.cleanmask', pblimit=0.99226665496826172, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:48:14 INFO tclean:::: 2018-11-28 01:48:14 INFO tclean:::: ########################################## 2018-11-28 01:48:14 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:48:14 INFO tclean:::: 2018-11-28 01:48:14 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:48:14 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :25 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:48:15 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:48:15 INFO SynthesisImager::selectData selected spw [25] start channels [0] nchannels [128] 2018-11-28 01:48:15 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] : 2018-11-28 01:48:16 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:48:16 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.71889e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:48:16 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:48:16 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:48:16 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:48:16 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:48:16 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:48:16 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:48:16 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:48:16 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:48:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] : hogbom 2018-11-28 01:48:16 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:48:16 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:48:16 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:48:16 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:48:16 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:48:16 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:48:16 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw25.mfs.I.iter1.cleanmask 2018-11-28 01:48:16 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:48:16 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:48:16 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:48:16 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:48:16 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:48:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:48:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (1.34989,-0.130077) over full image : (1.34989,-0.130077) 2018-11-28 01:48:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:48:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.51683, CycleNiter=1000, Gain=0.1 2018-11-28 01:48:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] iters=0->10 [10], model=0->0.900773, peakres=1.34989->0.504378, Reached cyclethreshold. 2018-11-28 01:48:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:48:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:48:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:48:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (0.504356,-0.0491648) over full image : (0.504356,-0.0491648) 2018-11-28 01:48:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Total Model Flux : 0.900773 2018-11-28 01:48:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.193102, CycleNiter=990, Gain=0.1 2018-11-28 01:48:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] iters=0->10 [10], model=0.900773->1.23812, peakres=0.504356->0.189087, Reached cyclethreshold. 2018-11-28 01:48:20 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:48:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:48:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:48:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (0.189097,-0.0224193) over full image : (0.189097,-0.0224193) 2018-11-28 01:48:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Total Model Flux : 1.23812 2018-11-28 01:48:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0723991, CycleNiter=980, Gain=0.1 2018-11-28 01:48:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] iters=0->10 [10], model=1.23812->1.36492, peakres=0.189097->0.0709342, Reached cyclethreshold. 2018-11-28 01:48:24 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:48:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:48:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:48:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (0.0709374,-0.0122118) over full image : (0.0709374,-0.0122118) 2018-11-28 01:48:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Total Model Flux : 1.36492 2018-11-28 01:48:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0271596, CycleNiter=970, Gain=0.1 2018-11-28 01:48:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] iters=0->10 [10], model=1.36492->1.41259, peakres=0.0709374->0.0266603, Reached cyclethreshold. 2018-11-28 01:48:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:48:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:48:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:48:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (0.0266592,-0.0136907) over full image : (0.0266592,-0.0136907) 2018-11-28 01:48:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Total Model Flux : 1.41259 2018-11-28 01:48:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.010207, CycleNiter=960, Gain=0.1 2018-11-28 01:48:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] iters=0->26 [26], model=1.41259->1.42294, peakres=0.0266592->0.0100731, Reached cyclethreshold. 2018-11-28 01:48:31 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 66 iterations. 2018-11-28 01:48:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:48:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:48:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (0.0100733,-0.00963926) over full image : (0.0100733,-0.00963926) 2018-11-28 01:48:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Total Model Flux : 1.42294 2018-11-28 01:48:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00385674, CycleNiter=934, Gain=0.1 2018-11-28 01:48:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] iters=0->72 [72], model=1.42294->1.4204, peakres=0.0100733->0.00376892, Reached cyclethreshold. 2018-11-28 01:48:35 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 138 iterations. 2018-11-28 01:48:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:48:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:48:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (0.00373593,-0.00376928) over full image : (0.00373593,-0.00376928) 2018-11-28 01:48:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Total Model Flux : 1.4204 2018-11-28 01:48:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00143037, CycleNiter=862, Gain=0.1 2018-11-28 01:48:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] iters=0->280 [280], model=1.4204->1.4263, peakres=0.00373593->0.00142945, Reached cyclethreshold. 2018-11-28 01:48:39 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 418 iterations. 2018-11-28 01:48:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:48:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:48:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (0.0014299,-0.0014268) over full image : (0.00186232,-0.00175136) 2018-11-28 01:48:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Total Model Flux : 1.4263 2018-11-28 01:48:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000758762, CycleNiter=582, Gain=0.1 2018-11-28 01:48:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] iters=0->582 [582], model=1.4263->1.42833, peakres=0.0014299->0.000761317, Reached cycleniter. 2018-11-28 01:48:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:48:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:48:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:48:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (0.000785927,-0.000783681) over full image : (0.00136094,-0.00118568) 2018-11-28 01:48:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] Total Model Flux : 1.42833 2018-11-28 01:48:46 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:48:47 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] : Restoring model image. 2018-11-28 01:48:47 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw25.mfs.I.iter1] : Applying PB correction 2018-11-28 01:48:47 INFO tclean:::: 2018-11-28 01:48:47 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:48:47 INFO tclean:::: ########################################## 2018-11-28 01:48:47 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:48:47 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw25 ! 2018-11-28 01:48:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000292500131764 2018-11-28 01:48:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000313552358421 2018-11-28 01:48:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00105930492282 min: -0.00109734002035 2018-11-28 01:48:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00031872006366 2018-11-28 01:48:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:48:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00031872006366 2018-11-28 01:48:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00173632311635 2018-11-28 01:48:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.34681415558 2018-11-28 01:48:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000313552358421 2018-11-28 01:48:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000292500131764 2018-11-28 01:48:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00105930492282 2018-11-28 01:48:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00109734002035 2018-11-28 01:48:47 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:48:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:48:47 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 26 2018-11-28 01:48:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs*.iter* 2018-11-28 01:48:47 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:48:59 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:48:59 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:48:59 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 26:0~127 2018-11-28 01:49:00 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:49:00 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 26] 2018-11-28 01:49:00 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[26] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:49:00 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:49:00 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:49:00 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:49:00 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:49:01 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:49:01 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:49:01 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:49:01 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000197545 2018-11-28 01:49:01 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09653 2018-11-28 01:49:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 26 ChanRange 0~127: 0.000197544508239 Jy/beam 2018-11-28 01:49:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000197544508239 Jy 2018-11-28 01:49:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:49:01 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:49:02 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['26'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw26.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:49:02 INFO tclean:::: 2018-11-28 01:49:02 INFO tclean:::: ########################################## 2018-11-28 01:49:02 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:49:02 INFO tclean:::: 2018-11-28 01:49:02 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:49:02 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :26 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:49:03 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:49:03 INFO SynthesisImager::selectData selected spw [26] start channels [0] nchannels [128] 2018-11-28 01:49:03 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw26.mfs.I.iter0] : 2018-11-28 01:49:03 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:49:03 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.73169e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:49:03 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw26.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:49:03 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:49:03 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:49:03 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:49:03 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:49:03 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:49:03 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:49:04 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:49:04 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:49:06 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw26.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000131273 2018-11-28 01:49:06 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.147426 arcsec, 0.135367 arcsec, -55.6852 deg 2018-11-28 01:49:06 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:49:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:49:08 INFO tclean:::: 2018-11-28 01:49:08 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:49:08 INFO tclean:::: ########################################## 2018-11-28 01:49:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0485633350909 2018-11-28 01:49:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.34613895416 min: -0.126922741532 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0485633350909 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.34613895416 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.126922741532 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:49:09 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:49:09 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:49:09 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs.I.iter1.residual 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs.I.iter1.sumwt 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs.I.iter1.psf 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs.I.iter1.pb 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs.I.iter1.cleanmask 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000790178032955Jy 2018-11-28 01:49:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:49:09 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:49:09 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['26'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw26.mfs.I.iter1', threshold='0.000790178032955Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs.I.iter1.cleanmask', pblimit=0.99222993850708008, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:49:09 INFO tclean:::: 2018-11-28 01:49:09 INFO tclean:::: ########################################## 2018-11-28 01:49:09 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:49:09 INFO tclean:::: 2018-11-28 01:49:09 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:49:09 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :26 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:49:11 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:49:11 INFO SynthesisImager::selectData selected spw [26] start channels [0] nchannels [128] 2018-11-28 01:49:11 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] : 2018-11-28 01:49:11 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:49:11 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.73169e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:49:11 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:49:11 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:49:11 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:49:11 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:49:11 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:49:11 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:49:11 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:49:11 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:49:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] : hogbom 2018-11-28 01:49:11 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:49:11 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:49:11 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:49:11 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:49:11 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:49:11 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:49:11 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw26.mfs.I.iter1.cleanmask 2018-11-28 01:49:11 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:49:11 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:49:11 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:49:11 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:49:11 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:49:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:49:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (1.34614,-0.126923) over full image : (1.34614,-0.126923) 2018-11-28 01:49:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:49:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.514287, CycleNiter=1000, Gain=0.1 2018-11-28 01:49:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] iters=0->10 [10], model=0->0.8984, peakres=1.34614->0.503269, Reached cyclethreshold. 2018-11-28 01:49:11 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:49:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:49:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:49:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.503247,-0.0471953) over full image : (0.503247,-0.0471953) 2018-11-28 01:49:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Total Model Flux : 0.8984 2018-11-28 01:49:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.192263, CycleNiter=990, Gain=0.1 2018-11-28 01:49:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] iters=0->10 [10], model=0.8984->1.23497, peakres=0.503247->0.188622, Reached cyclethreshold. 2018-11-28 01:49:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:49:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:49:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:49:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.188632,-0.0215263) over full image : (0.188632,-0.0215263) 2018-11-28 01:49:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Total Model Flux : 1.23497 2018-11-28 01:49:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0720661, CycleNiter=980, Gain=0.1 2018-11-28 01:49:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] iters=0->10 [10], model=1.23497->1.36155, peakres=0.188632->0.0708478, Reached cyclethreshold. 2018-11-28 01:49:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:49:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:49:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:49:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.0708511,-0.0121296) over full image : (0.0708511,-0.0121296) 2018-11-28 01:49:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Total Model Flux : 1.36155 2018-11-28 01:49:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0270684, CycleNiter=970, Gain=0.1 2018-11-28 01:49:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] iters=0->10 [10], model=1.36155->1.40915, peakres=0.0708511->0.0266268, Reached cyclethreshold. 2018-11-28 01:49:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:49:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:49:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:49:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.0266281,-0.0149122) over full image : (0.0266281,-0.0149122) 2018-11-28 01:49:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Total Model Flux : 1.40915 2018-11-28 01:49:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0101732, CycleNiter=960, Gain=0.1 2018-11-28 01:49:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] iters=0->26 [26], model=1.40915->1.41934, peakres=0.0266281->0.0101654, Reached cyclethreshold. 2018-11-28 01:49:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 66 iterations. 2018-11-28 01:49:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:49:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:49:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.0101655,-0.00999869) over full image : (0.0101655,-0.00999869) 2018-11-28 01:49:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Total Model Flux : 1.41934 2018-11-28 01:49:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0038837, CycleNiter=934, Gain=0.1 2018-11-28 01:49:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] iters=0->71 [71], model=1.41934->1.41653, peakres=0.0101655->0.00385165, Reached cyclethreshold. 2018-11-28 01:49:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 137 iterations. 2018-11-28 01:49:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:49:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:49:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.00385099,-0.00371311) over full image : (0.00385099,-0.00371311) 2018-11-28 01:49:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Total Model Flux : 1.41653 2018-11-28 01:49:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00147125, CycleNiter=863, Gain=0.1 2018-11-28 01:49:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] iters=0->272 [272], model=1.41653->1.42314, peakres=0.00385099->0.00147073, Reached cyclethreshold. 2018-11-28 01:49:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 409 iterations. 2018-11-28 01:49:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:49:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:49:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.00148025,-0.00147051) over full image : (0.00171145,-0.00186477) 2018-11-28 01:49:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Total Model Flux : 1.42314 2018-11-28 01:49:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000790178, CycleNiter=591, Gain=0.1 2018-11-28 01:49:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] iters=0->576 [576], model=1.42314->1.42154, peakres=0.00148025->0.000788978, Reached cyclethreshold. 2018-11-28 01:49:37 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 985 iterations. 2018-11-28 01:49:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:49:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:49:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.00080767,-0.000804679) over full image : (0.00116496,-0.00124791) 2018-11-28 01:49:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Total Model Flux : 1.42154 2018-11-28 01:49:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000790178, CycleNiter=15, Gain=0.1 2018-11-28 01:49:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] iters=0->5 [5], model=1.42154->1.42146, peakres=0.00080767->0.000783291, Reached cyclethreshold. 2018-11-28 01:49:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 990 iterations. 2018-11-28 01:49:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 9 ------------------------------------- 2018-11-28 01:49:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:49:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.000767755,-0.000780427) over full image : (0.00116179,-0.00125763) 2018-11-28 01:49:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] Total Model Flux : 1.42146 2018-11-28 01:49:44 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 01:49:44 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] : Restoring model image. 2018-11-28 01:49:44 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw26.mfs.I.iter1] : Applying PB correction 2018-11-28 01:49:44 INFO tclean:::: 2018-11-28 01:49:44 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:49:44 INFO tclean:::: ########################################## 2018-11-28 01:49:45 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 990 iterations 2018-11-28 01:49:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000298760976875 2018-11-28 01:49:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000315428391332 2018-11-28 01:49:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.0011372314766 min: -0.00125762505922 2018-11-28 01:49:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000320909166476 2018-11-28 01:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000320909166476 2018-11-28 01:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.0025026910007 2018-11-28 01:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.34338402748 2018-11-28 01:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000315428391332 2018-11-28 01:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000298760976875 2018-11-28 01:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.0011372314766 2018-11-28 01:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00125762505922 2018-11-28 01:49:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 27 2018-11-28 01:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs*.iter* 2018-11-28 01:49:45 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:49:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:49:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:49:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 27:0~127 2018-11-28 01:49:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:49:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 27] 2018-11-28 01:49:58 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[27] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:49:58 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:49:58 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:49:58 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:49:58 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:49:58 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:49:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:49:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:49:59 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000202951 2018-11-28 01:49:59 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.0989 2018-11-28 01:49:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 27 ChanRange 0~127: 0.000202950983028 Jy/beam 2018-11-28 01:49:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000202950983028 Jy 2018-11-28 01:49:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:49:59 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:49:59 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['27'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw27.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:49:59 INFO tclean:::: 2018-11-28 01:49:59 INFO tclean:::: ########################################## 2018-11-28 01:49:59 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:49:59 INFO tclean:::: 2018-11-28 01:49:59 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:49:59 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :27 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:50:00 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:50:00 INFO SynthesisImager::selectData selected spw [27] start channels [0] nchannels [128] 2018-11-28 01:50:00 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw27.mfs.I.iter0] : 2018-11-28 01:50:00 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:50:00 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.74449e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:50:00 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw27.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:50:00 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:50:00 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:50:00 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:50:00 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:50:00 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:50:00 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:50:01 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:50:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:50:03 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw27.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000134276 2018-11-28 01:50:03 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.147445 arcsec, 0.133908 arcsec, -54.385 deg 2018-11-28 01:50:03 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:50:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:50:05 INFO tclean:::: 2018-11-28 01:50:05 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:50:05 INFO tclean:::: ########################################## 2018-11-28 01:50:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0483466945589 2018-11-28 01:50:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.3429338932 min: -0.126871109009 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0483466945589 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.3429338932 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.126871109009 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:50:06 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:50:06 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:50:06 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs.I.iter1.residual 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs.I.iter1.sumwt 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs.I.iter1.psf 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs.I.iter1.pb 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs.I.iter1.cleanmask 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000811803932111Jy 2018-11-28 01:50:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:50:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:50:06 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['27'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw27.mfs.I.iter1', threshold='0.000811803932111Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs.I.iter1.cleanmask', pblimit=0.99219316244125366, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:50:06 INFO tclean:::: 2018-11-28 01:50:06 INFO tclean:::: ########################################## 2018-11-28 01:50:06 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:50:06 INFO tclean:::: 2018-11-28 01:50:06 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:50:06 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :27 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:50:07 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:50:07 INFO SynthesisImager::selectData selected spw [27] start channels [0] nchannels [128] 2018-11-28 01:50:07 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] : 2018-11-28 01:50:07 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:50:07 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.74449e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:50:07 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:50:07 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:50:07 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:50:07 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:50:07 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:50:07 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:50:07 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:50:08 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:50:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] : hogbom 2018-11-28 01:50:08 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:50:08 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:50:08 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:50:08 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:50:08 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:50:08 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:50:08 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw27.mfs.I.iter1.cleanmask 2018-11-28 01:50:08 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:50:08 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:50:08 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:50:08 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:50:08 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:50:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:50:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (1.34293,-0.126871) over full image : (1.34293,-0.126871) 2018-11-28 01:50:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:50:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.504217, CycleNiter=1000, Gain=0.1 2018-11-28 01:50:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] iters=0->10 [10], model=0->0.896257, peakres=1.34293->0.500373, Reached cyclethreshold. 2018-11-28 01:50:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:50:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:50:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:50:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.500372,-0.0472665) over full image : (0.500372,-0.0472665) 2018-11-28 01:50:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Total Model Flux : 0.896257 2018-11-28 01:50:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.187869, CycleNiter=990, Gain=0.1 2018-11-28 01:50:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] iters=0->11 [11], model=0.896257->1.25054, peakres=0.500372->0.171572, Reached cyclethreshold. 2018-11-28 01:50:11 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 01:50:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:50:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:50:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.171563,-0.0202968) over full image : (0.171563,-0.0202968) 2018-11-28 01:50:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Total Model Flux : 1.25054 2018-11-28 01:50:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.064415, CycleNiter=979, Gain=0.1 2018-11-28 01:50:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] iters=0->11 [11], model=1.25054->1.37168, peakres=0.171563->0.0582385, Reached cyclethreshold. 2018-11-28 01:50:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 32 iterations. 2018-11-28 01:50:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:50:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:50:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.0582423,-0.0120238) over full image : (0.0582423,-0.0120238) 2018-11-28 01:50:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Total Model Flux : 1.37168 2018-11-28 01:50:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0218676, CycleNiter=968, Gain=0.1 2018-11-28 01:50:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] iters=0->11 [11], model=1.37168->1.41303, peakres=0.0582423->0.0202141, Reached cyclethreshold. 2018-11-28 01:50:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 01:50:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:50:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:50:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.0202166,-0.0189944) over full image : (0.0202166,-0.0189944) 2018-11-28 01:50:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Total Model Flux : 1.41303 2018-11-28 01:50:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0075905, CycleNiter=957, Gain=0.1 2018-11-28 01:50:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] iters=0->50 [50], model=1.41303->1.41482, peakres=0.0202166->0.00756827, Reached cyclethreshold. 2018-11-28 01:50:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 93 iterations. 2018-11-28 01:50:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:50:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:50:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.00714252,-0.00756836) over full image : (0.00714252,-0.00756836) 2018-11-28 01:50:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Total Model Flux : 1.41482 2018-11-28 01:50:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00268172, CycleNiter=907, Gain=0.1 2018-11-28 01:50:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] iters=0->119 [119], model=1.41482->1.41471, peakres=0.00714252->0.00268118, Reached cyclethreshold. 2018-11-28 01:50:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 212 iterations. 2018-11-28 01:50:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:50:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:50:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.00268039,-0.00264681) over full image : (0.0029329,-0.00264681) 2018-11-28 01:50:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Total Model Flux : 1.41471 2018-11-28 01:50:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00100638, CycleNiter=788, Gain=0.1 2018-11-28 01:50:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] iters=0->635 [635], model=1.41471->1.41489, peakres=0.00268039->0.00100521, Reached cyclethreshold. 2018-11-28 01:50:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 847 iterations. 2018-11-28 01:50:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:50:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:50:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.000995012,-0.00110918) over full image : (0.00136203,-0.00147826) 2018-11-28 01:50:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Total Model Flux : 1.41489 2018-11-28 01:50:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000811804, CycleNiter=153, Gain=0.1 2018-11-28 01:50:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] iters=0->115 [115], model=1.41489->1.41464, peakres=0.000995012->0.000811317, Reached cyclethreshold. 2018-11-28 01:50:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 962 iterations. 2018-11-28 01:50:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:50:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:50:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.000827104,-0.000826395) over full image : (0.00123818,-0.00127735) 2018-11-28 01:50:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Total Model Flux : 1.41464 2018-11-28 01:50:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000811804, CycleNiter=38, Gain=0.1 2018-11-28 01:50:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] iters=0->5 [5], model=1.41464->1.41472, peakres=0.000827104->0.000809869, Reached cyclethreshold. 2018-11-28 01:50:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 967 iterations. 2018-11-28 01:50:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 9 ------------------------------------- 2018-11-28 01:50:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:50:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.000815337,-0.000808708) over full image : (0.00125458,-0.00127136) 2018-11-28 01:50:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Total Model Flux : 1.41473 2018-11-28 01:50:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000811804, CycleNiter=33, Gain=0.1 2018-11-28 01:50:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] iters=0->2 [2], model=1.41473->1.41489, peakres=0.000815337->0.000806055, Reached cyclethreshold. 2018-11-28 01:50:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 969 iterations. 2018-11-28 01:50:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 10 ------------------------------------- 2018-11-28 01:50:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:50:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.000804142,-0.000806063) over full image : (0.00123918,-0.00127038) 2018-11-28 01:50:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] Total Model Flux : 1.41489 2018-11-28 01:50:43 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 01:50:44 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] : Restoring model image. 2018-11-28 01:50:44 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw27.mfs.I.iter1] : Applying PB correction 2018-11-28 01:50:44 INFO tclean:::: 2018-11-28 01:50:44 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:50:44 INFO tclean:::: ########################################## 2018-11-28 01:50:44 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 969 iterations 2018-11-28 01:50:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000324578461004 2018-11-28 01:50:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000346031214576 2018-11-28 01:50:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00119809689932 min: -0.00114473339636 2018-11-28 01:50:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000350597401848 2018-11-28 01:50:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:50:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000350597401848 2018-11-28 01:50:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00186511687934 2018-11-28 01:50:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.33999276161 2018-11-28 01:50:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000346031214576 2018-11-28 01:50:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000324578461004 2018-11-28 01:50:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00119809689932 2018-11-28 01:50:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00114473339636 2018-11-28 01:50:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:50:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:50:45 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 28 2018-11-28 01:50:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs*.iter* 2018-11-28 01:50:45 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:50:56 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:50:56 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:50:56 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 28:0~127 2018-11-28 01:50:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:50:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 28] 2018-11-28 01:50:57 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[28] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:50:57 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:50:57 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:50:57 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:50:57 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:50:58 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:50:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:50:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:50:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000196059 2018-11-28 01:50:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10151 2018-11-28 01:50:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 28 ChanRange 0~127: 0.000196059437446 Jy/beam 2018-11-28 01:50:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000196059437446 Jy 2018-11-28 01:50:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:50:58 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:50:58 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['28'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw28.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:50:59 INFO tclean:::: 2018-11-28 01:50:59 INFO tclean:::: ########################################## 2018-11-28 01:50:59 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:50:59 INFO tclean:::: 2018-11-28 01:50:59 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:50:59 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :28 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:51:00 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:51:00 INFO SynthesisImager::selectData selected spw [28] start channels [0] nchannels [128] 2018-11-28 01:51:00 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw28.mfs.I.iter0] : 2018-11-28 01:51:00 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:51:00 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.75729e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:51:00 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw28.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:51:00 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:51:00 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:51:00 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:51:00 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:51:00 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:51:00 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:51:00 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:51:00 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:51:02 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw28.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000129109 2018-11-28 01:51:02 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.147168 arcsec, 0.133727 arcsec, -54.7955 deg 2018-11-28 01:51:02 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:51:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:51:05 INFO tclean:::: 2018-11-28 01:51:05 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:51:05 INFO tclean:::: ########################################## 2018-11-28 01:51:05 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0485385023057 2018-11-28 01:51:05 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.34020757675 min: -0.125405952334 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0485385023057 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.34020757675 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.125405952334 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:51:05 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:51:05 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:51:05 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs.I.iter1.residual 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs.I.iter1.sumwt 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs.I.iter1.psf 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs.I.iter1.pb 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs.I.iter1.cleanmask 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000784237749784Jy 2018-11-28 01:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:51:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:51:05 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['28'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw28.mfs.I.iter1', threshold='0.000784237749784Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs.I.iter1.cleanmask', pblimit=0.99215632677078247, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:51:05 INFO tclean:::: 2018-11-28 01:51:05 INFO tclean:::: ########################################## 2018-11-28 01:51:05 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:51:05 INFO tclean:::: 2018-11-28 01:51:05 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:51:05 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :28 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:51:07 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:51:07 INFO SynthesisImager::selectData selected spw [28] start channels [0] nchannels [128] 2018-11-28 01:51:07 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] : 2018-11-28 01:51:07 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:51:07 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.75729e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:51:07 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:51:07 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:51:07 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:51:07 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:51:07 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:51:07 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:51:07 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:51:07 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:51:07 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] : hogbom 2018-11-28 01:51:07 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:51:07 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:51:07 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:51:07 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:51:07 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:51:08 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:51:08 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw28.mfs.I.iter1.cleanmask 2018-11-28 01:51:08 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:51:08 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:51:08 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:51:08 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:51:08 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:51:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:51:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (1.34021,-0.125406) over full image : (1.34021,-0.125406) 2018-11-28 01:51:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:51:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.50178, CycleNiter=1000, Gain=0.1 2018-11-28 01:51:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] iters=0->10 [10], model=0->0.894518, peakres=1.34021->0.499431, Reached cyclethreshold. 2018-11-28 01:51:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:51:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:51:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:51:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (0.49943,-0.0473993) over full image : (0.49943,-0.0473993) 2018-11-28 01:51:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Total Model Flux : 0.894518 2018-11-28 01:51:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.186989, CycleNiter=990, Gain=0.1 2018-11-28 01:51:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] iters=0->11 [11], model=0.894518->1.24823, peakres=0.49943->0.171428, Reached cyclethreshold. 2018-11-28 01:51:11 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 01:51:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:51:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:51:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (0.171419,-0.0210882) over full image : (0.171419,-0.0210882) 2018-11-28 01:51:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Total Model Flux : 1.24823 2018-11-28 01:51:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.06418, CycleNiter=979, Gain=0.1 2018-11-28 01:51:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] iters=0->11 [11], model=1.24823->1.36921, peakres=0.171419->0.058148, Reached cyclethreshold. 2018-11-28 01:51:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 32 iterations. 2018-11-28 01:51:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:51:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:51:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (0.0581456,-0.0119021) over full image : (0.0581456,-0.0119021) 2018-11-28 01:51:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Total Model Flux : 1.36921 2018-11-28 01:51:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.02177, CycleNiter=968, Gain=0.1 2018-11-28 01:51:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] iters=0->11 [11], model=1.36921->1.41051, peakres=0.0581456->0.0204753, Reached cyclethreshold. 2018-11-28 01:51:18 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 01:51:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:51:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:51:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (0.0204775,-0.0189131) over full image : (0.0204775,-0.0189131) 2018-11-28 01:51:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Total Model Flux : 1.41051 2018-11-28 01:51:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00766686, CycleNiter=957, Gain=0.1 2018-11-28 01:51:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] iters=0->49 [49], model=1.41051->1.41166, peakres=0.0204775->0.00759615, Reached cyclethreshold. 2018-11-28 01:51:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 92 iterations. 2018-11-28 01:51:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:51:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:51:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (0.00759534,-0.00742003) over full image : (0.00759534,-0.00742003) 2018-11-28 01:51:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Total Model Flux : 1.41166 2018-11-28 01:51:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00284373, CycleNiter=908, Gain=0.1 2018-11-28 01:51:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] iters=0->116 [116], model=1.41166->1.41303, peakres=0.00759534->0.00281214, Reached cyclethreshold. 2018-11-28 01:51:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 208 iterations. 2018-11-28 01:51:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:51:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:51:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (0.00281221,-0.00277056) over full image : (0.00293491,-0.00277056) 2018-11-28 01:51:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Total Model Flux : 1.41304 2018-11-28 01:51:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00105291, CycleNiter=792, Gain=0.1 2018-11-28 01:51:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] iters=0->593 [593], model=1.41304->1.42139, peakres=0.00281221->0.0010503, Reached cyclethreshold. 2018-11-28 01:51:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 801 iterations. 2018-11-28 01:51:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:51:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:51:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (0.00106247,-0.00104606) over full image : (0.00146692,-0.00130127) 2018-11-28 01:51:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Total Model Flux : 1.42139 2018-11-28 01:51:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000784238, CycleNiter=199, Gain=0.1 2018-11-28 01:51:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] iters=0->199 [199], model=1.42139->1.4227, peakres=0.00106247->0.000788212, Reached cycleniter. 2018-11-28 01:51:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:51:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:51:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:51:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (0.000798778,-0.000791444) over full image : (0.0012771,-0.00114176) 2018-11-28 01:51:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] Total Model Flux : 1.42269 2018-11-28 01:51:37 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:51:37 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] : Restoring model image. 2018-11-28 01:51:37 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw28.mfs.I.iter1] : Applying PB correction 2018-11-28 01:51:37 INFO tclean:::: 2018-11-28 01:51:37 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:51:37 INFO tclean:::: ########################################## 2018-11-28 01:51:37 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:51:37 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw28 ! 2018-11-28 01:51:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000329545902787 2018-11-28 01:51:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000353553128662 2018-11-28 01:51:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.001092660008 min: -0.00114176422358 2018-11-28 01:51:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000357724027708 2018-11-28 01:51:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:51:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000357724027708 2018-11-28 01:51:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00191231491044 2018-11-28 01:51:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.33769667149 2018-11-28 01:51:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000353553128662 2018-11-28 01:51:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000329545902787 2018-11-28 01:51:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.001092660008 2018-11-28 01:51:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00114176422358 2018-11-28 01:51:38 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:51:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:51:38 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 29 2018-11-28 01:51:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs*.iter* 2018-11-28 01:51:38 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:51:49 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:51:49 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:51:49 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 29:0~127 2018-11-28 01:51:50 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:51:50 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 29] 2018-11-28 01:51:50 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[29] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:51:50 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:51:50 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:51:50 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:51:50 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:51:51 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:51:51 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:51:51 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:51:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.00020453 2018-11-28 01:51:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.0997 2018-11-28 01:51:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 29 ChanRange 0~127: 0.000204529629006 Jy/beam 2018-11-28 01:51:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000204529629006 Jy 2018-11-28 01:51:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:51:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:51:52 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['29'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw29.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:51:52 INFO tclean:::: 2018-11-28 01:51:52 INFO tclean:::: ########################################## 2018-11-28 01:51:52 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:51:52 INFO tclean:::: 2018-11-28 01:51:52 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:51:52 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :29 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:51:53 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:51:53 INFO SynthesisImager::selectData selected spw [29] start channels [0] nchannels [128] 2018-11-28 01:51:53 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw29.mfs.I.iter0] : 2018-11-28 01:51:53 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:51:53 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.77009e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:51:53 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw29.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:51:53 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:51:53 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:51:53 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:51:53 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:51:53 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:51:53 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:51:54 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:51:54 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:51:56 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw29.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000134906 2018-11-28 01:51:56 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.147839 arcsec, 0.132623 arcsec, -57.206 deg 2018-11-28 01:51:56 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:51:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:51:58 INFO tclean:::: 2018-11-28 01:51:58 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:51:58 INFO tclean:::: ########################################## 2018-11-28 01:51:59 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0485129021108 2018-11-28 01:51:59 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.3368473053 min: -0.12563996017 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0485129021108 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.3368473053 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.12563996017 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:51:59 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:51:59 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:51:59 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs.I.iter1.residual 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs.I.iter1.sumwt 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs.I.iter1.psf 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs.I.iter1.pb 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs.I.iter1.cleanmask 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000818118516023Jy 2018-11-28 01:51:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:51:59 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:51:59 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['29'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw29.mfs.I.iter1', threshold='0.000818118516023Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs.I.iter1.cleanmask', pblimit=0.9921194314956665, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:51:59 INFO tclean:::: 2018-11-28 01:51:59 INFO tclean:::: ########################################## 2018-11-28 01:51:59 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:51:59 INFO tclean:::: 2018-11-28 01:51:59 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:51:59 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :29 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:52:00 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:52:00 INFO SynthesisImager::selectData selected spw [29] start channels [0] nchannels [128] 2018-11-28 01:52:00 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] : 2018-11-28 01:52:00 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:52:00 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.77009e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:52:00 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:52:00 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:52:00 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:52:00 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:52:00 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:52:00 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:52:00 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:52:01 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:52:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] : hogbom 2018-11-28 01:52:01 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:52:01 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:52:01 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:52:01 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:52:01 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:52:01 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:52:01 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw29.mfs.I.iter1.cleanmask 2018-11-28 01:52:01 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:52:01 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:52:01 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:52:01 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:52:01 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:52:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:52:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (1.33685,-0.12564) over full image : (1.33685,-0.12564) 2018-11-28 01:52:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:52:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.503737, CycleNiter=1000, Gain=0.1 2018-11-28 01:52:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] iters=0->10 [10], model=0->0.892217, peakres=1.33685->0.49821, Reached cyclethreshold. 2018-11-28 01:52:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:52:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:52:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:52:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.498209,-0.0479417) over full image : (0.498209,-0.0479417) 2018-11-28 01:52:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Total Model Flux : 0.892217 2018-11-28 01:52:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.18773, CycleNiter=990, Gain=0.1 2018-11-28 01:52:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] iters=0->10 [10], model=0.892217->1.22623, peakres=0.498209->0.187286, Reached cyclethreshold. 2018-11-28 01:52:05 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:52:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:52:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:52:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.187295,-0.022311) over full image : (0.187295,-0.022311) 2018-11-28 01:52:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Total Model Flux : 1.22623 2018-11-28 01:52:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0705747, CycleNiter=980, Gain=0.1 2018-11-28 01:52:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] iters=0->10 [10], model=1.22623->1.35218, peakres=0.187295->0.07055, Reached cyclethreshold. 2018-11-28 01:52:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:52:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:52:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:52:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.0705474,-0.0128007) over full image : (0.0705474,-0.0128007) 2018-11-28 01:52:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Total Model Flux : 1.35218 2018-11-28 01:52:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0265829, CycleNiter=970, Gain=0.1 2018-11-28 01:52:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] iters=0->11 [11], model=1.35218->1.40232, peakres=0.0705474->0.0243082, Reached cyclethreshold. 2018-11-28 01:52:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 41 iterations. 2018-11-28 01:52:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:52:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:52:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.024307,-0.0181449) over full image : (0.024307,-0.0181449) 2018-11-28 01:52:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Total Model Flux : 1.40232 2018-11-28 01:52:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0091591, CycleNiter=959, Gain=0.1 2018-11-28 01:52:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] iters=0->40 [40], model=1.40232->1.40831, peakres=0.024307->0.00914301, Reached cyclethreshold. 2018-11-28 01:52:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 81 iterations. 2018-11-28 01:52:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:52:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:52:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.00914305,-0.00902143) over full image : (0.00914305,-0.00902143) 2018-11-28 01:52:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Total Model Flux : 1.40831 2018-11-28 01:52:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00344519, CycleNiter=919, Gain=0.1 2018-11-28 01:52:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] iters=0->85 [85], model=1.40831->1.40719, peakres=0.00914305->0.00343329, Reached cyclethreshold. 2018-11-28 01:52:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 166 iterations. 2018-11-28 01:52:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:52:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:52:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.00343371,-0.0033755) over full image : (0.00344413,-0.0033755) 2018-11-28 01:52:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Total Model Flux : 1.40719 2018-11-28 01:52:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00129386, CycleNiter=834, Gain=0.1 2018-11-28 01:52:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] iters=0->458 [458], model=1.40719->1.415, peakres=0.00343371->0.00129233, Reached cyclethreshold. 2018-11-28 01:52:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 624 iterations. 2018-11-28 01:52:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:52:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:52:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.00131809,-0.00129174) over full image : (0.00154383,-0.00195206) 2018-11-28 01:52:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Total Model Flux : 1.415 2018-11-28 01:52:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000818119, CycleNiter=376, Gain=0.1 2018-11-28 01:52:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] iters=0->376 [376], model=1.415->1.41547, peakres=0.00131809->0.000850413, Reached cycleniter. 2018-11-28 01:52:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:52:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:52:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:52:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.000904654,-0.000911985) over full image : (0.00128851,-0.00154817) 2018-11-28 01:52:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] Total Model Flux : 1.41547 2018-11-28 01:52:29 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:52:30 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] : Restoring model image. 2018-11-28 01:52:30 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw29.mfs.I.iter1] : Applying PB correction 2018-11-28 01:52:30 INFO tclean:::: 2018-11-28 01:52:30 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:52:30 INFO tclean:::: ########################################## 2018-11-28 01:52:30 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:52:30 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw29 ! 2018-11-28 01:52:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000353641196853 2018-11-28 01:52:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000362807739293 2018-11-28 01:52:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00113272597082 min: -0.00154817197472 2018-11-28 01:52:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000366087944712 2018-11-28 01:52:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:52:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000366087944712 2018-11-28 01:52:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.0017397449119 2018-11-28 01:52:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.33454751968 2018-11-28 01:52:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000362807739293 2018-11-28 01:52:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000353641196853 2018-11-28 01:52:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00113272597082 2018-11-28 01:52:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00154817197472 2018-11-28 01:52:31 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:52:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:52:31 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 30 2018-11-28 01:52:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs*.iter* 2018-11-28 01:52:31 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:52:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:52:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:52:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 30:0~127 2018-11-28 01:52:43 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:52:43 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 30] 2018-11-28 01:52:43 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[30] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:52:43 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:52:43 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:52:43 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:52:43 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:52:44 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:52:44 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:52:44 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:52:44 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000232929 2018-11-28 01:52:44 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10425 2018-11-28 01:52:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 30 ChanRange 0~127: 0.000232929059469 Jy/beam 2018-11-28 01:52:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000232929059469 Jy 2018-11-28 01:52:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:52:44 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:52:44 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['30'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw30.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:52:45 INFO tclean:::: 2018-11-28 01:52:45 INFO tclean:::: ########################################## 2018-11-28 01:52:45 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:52:45 INFO tclean:::: 2018-11-28 01:52:45 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:52:45 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :30 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:52:46 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:52:46 INFO SynthesisImager::selectData selected spw [30] start channels [0] nchannels [128] 2018-11-28 01:52:46 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw30.mfs.I.iter0] : 2018-11-28 01:52:46 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:52:46 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.78289e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:52:46 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw30.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:52:46 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:52:46 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:52:46 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:52:46 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:52:46 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:52:46 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:52:46 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:52:46 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:52:48 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw30.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000152463 2018-11-28 01:52:48 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.148272 arcsec, 0.131521 arcsec, -57.946 deg 2018-11-28 01:52:48 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:52:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:52:50 INFO tclean:::: 2018-11-28 01:52:50 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:52:50 INFO tclean:::: ########################################## 2018-11-28 01:52:51 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0481440760195 2018-11-28 01:52:51 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.33412611485 min: -0.118149451911 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0481440760195 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.33412611485 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.118149451911 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:52:51 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:52:51 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:52:51 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs.I.iter1.residual 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs.I.iter1.sumwt 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs.I.iter1.psf 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs.I.iter1.pb 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs.I.iter1.cleanmask 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000931716237874Jy 2018-11-28 01:52:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:52:51 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:52:51 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['30'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw30.mfs.I.iter1', threshold='0.000931716237874Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs.I.iter1.cleanmask', pblimit=0.99208235740661621, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:52:51 INFO tclean:::: 2018-11-28 01:52:51 INFO tclean:::: ########################################## 2018-11-28 01:52:51 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:52:51 INFO tclean:::: 2018-11-28 01:52:51 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:52:51 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :30 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:52:53 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:52:53 INFO SynthesisImager::selectData selected spw [30] start channels [0] nchannels [128] 2018-11-28 01:52:53 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] : 2018-11-28 01:52:53 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:52:53 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.78289e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:52:53 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:52:53 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:52:53 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:52:53 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:52:53 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:52:53 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:52:53 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:52:53 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:52:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] : hogbom 2018-11-28 01:52:53 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:52:53 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:52:53 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:52:53 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:52:53 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:52:53 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:52:53 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw30.mfs.I.iter1.cleanmask 2018-11-28 01:52:53 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:52:53 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:52:53 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:52:53 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:52:53 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:52:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:52:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (1.33413,-0.118149) over full image : (1.33413,-0.118149) 2018-11-28 01:52:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:52:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.509627, CycleNiter=1000, Gain=0.1 2018-11-28 01:52:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] iters=0->10 [10], model=0->0.890337, peakres=1.33413->0.497215, Reached cyclethreshold. 2018-11-28 01:52:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:52:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:52:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:52:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (0.497214,-0.0474262) over full image : (0.497214,-0.0474262) 2018-11-28 01:52:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Total Model Flux : 0.890337 2018-11-28 01:52:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.189932, CycleNiter=990, Gain=0.1 2018-11-28 01:52:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] iters=0->10 [10], model=0.890337->1.2236, peakres=0.497214->0.18689, Reached cyclethreshold. 2018-11-28 01:52:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:52:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:53:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:53:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (0.1869,-0.0223465) over full image : (0.1869,-0.0223465) 2018-11-28 01:53:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Total Model Flux : 1.2236 2018-11-28 01:53:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0713943, CycleNiter=980, Gain=0.1 2018-11-28 01:53:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] iters=0->10 [10], model=1.2236->1.34937, peakres=0.1869->0.0704916, Reached cyclethreshold. 2018-11-28 01:53:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:53:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:53:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:53:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (0.0704952,-0.0131038) over full image : (0.0704952,-0.0131038) 2018-11-28 01:53:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Total Model Flux : 1.34937 2018-11-28 01:53:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0269287, CycleNiter=970, Gain=0.1 2018-11-28 01:53:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] iters=0->10 [10], model=1.34937->1.39683, peakres=0.0704952->0.026615, Reached cyclethreshold. 2018-11-28 01:53:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:53:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:53:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:53:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (0.0266138,-0.0177753) over full image : (0.0266138,-0.0177753) 2018-11-28 01:53:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Total Model Flux : 1.39683 2018-11-28 01:53:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0101663, CycleNiter=960, Gain=0.1 2018-11-28 01:53:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] iters=0->34 [34], model=1.39683->1.40666, peakres=0.0266138->0.010053, Reached cyclethreshold. 2018-11-28 01:53:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 74 iterations. 2018-11-28 01:53:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:53:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:53:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (0.0100532,-0.010046) over full image : (0.0100532,-0.010046) 2018-11-28 01:53:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Total Model Flux : 1.40666 2018-11-28 01:53:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00384024, CycleNiter=926, Gain=0.1 2018-11-28 01:53:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] iters=0->79 [79], model=1.40666->1.40421, peakres=0.0100532->0.00372189, Reached cyclethreshold. 2018-11-28 01:53:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 153 iterations. 2018-11-28 01:53:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:53:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:53:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (0.0037211,-0.00371709) over full image : (0.0037211,-0.00371709) 2018-11-28 01:53:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Total Model Flux : 1.40421 2018-11-28 01:53:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00142144, CycleNiter=847, Gain=0.1 2018-11-28 01:53:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] iters=0->380 [380], model=1.40421->1.40682, peakres=0.0037211->0.00141543, Reached cyclethreshold. 2018-11-28 01:53:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 533 iterations. 2018-11-28 01:53:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:53:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:53:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (0.00142187,-0.00143963) over full image : (0.00178927,-0.0020177) 2018-11-28 01:53:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Total Model Flux : 1.40682 2018-11-28 01:53:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000931716, CycleNiter=467, Gain=0.1 2018-11-28 01:53:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] iters=0->348 [348], model=1.40682->1.40709, peakres=0.00142187->0.000929892, Reached cyclethreshold. 2018-11-28 01:53:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 881 iterations. 2018-11-28 01:53:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:53:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:53:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (0.00092367,-0.000944054) over full image : (0.00140714,-0.00154474) 2018-11-28 01:53:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] Total Model Flux : 1.4071 2018-11-28 01:53:22 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 01:53:23 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] : Restoring model image. 2018-11-28 01:53:23 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw30.mfs.I.iter1] : Applying PB correction 2018-11-28 01:53:23 INFO tclean:::: 2018-11-28 01:53:23 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:53:23 INFO tclean:::: ########################################## 2018-11-28 01:53:23 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 881 iterations 2018-11-28 01:53:24 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.00038341950858 2018-11-28 01:53:24 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000399329466745 2018-11-28 01:53:24 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00117542163935 min: -0.00129157467745 2018-11-28 01:53:24 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000403850019211 2018-11-28 01:53:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:53:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000403850019211 2018-11-28 01:53:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00198916741647 2018-11-28 01:53:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.33154034615 2018-11-28 01:53:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000399329466745 2018-11-28 01:53:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.00038341950858 2018-11-28 01:53:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00117542163935 2018-11-28 01:53:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00129157467745 2018-11-28 01:53:24 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:53:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:53:24 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 31 2018-11-28 01:53:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs*.iter* 2018-11-28 01:53:24 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:53:36 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:53:36 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:53:36 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 31:0~127 2018-11-28 01:53:37 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:53:37 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 31] 2018-11-28 01:53:37 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[31] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:53:37 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:53:37 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:53:37 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:53:37 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:53:37 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:53:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:53:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:53:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000293212 2018-11-28 01:53:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10494 2018-11-28 01:53:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 31 ChanRange 0~127: 0.00029321205648 Jy/beam 2018-11-28 01:53:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.00029321205648 Jy 2018-11-28 01:53:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:53:37 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:53:38 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['31'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw31.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:53:38 INFO tclean:::: 2018-11-28 01:53:38 INFO tclean:::: ########################################## 2018-11-28 01:53:38 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:53:38 INFO tclean:::: 2018-11-28 01:53:38 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:53:38 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :31 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:53:39 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:53:39 INFO SynthesisImager::selectData selected spw [31] start channels [0] nchannels [128] 2018-11-28 01:53:39 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw31.mfs.I.iter0] : 2018-11-28 01:53:39 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:53:39 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.79569e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:53:39 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw31.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:53:39 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:53:39 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:53:39 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:53:39 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:53:39 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:53:39 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:53:40 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:53:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:53:42 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw31.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000191021 2018-11-28 01:53:42 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.147711 arcsec, 0.13278 arcsec, -55.547 deg 2018-11-28 01:53:42 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:53:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:53:44 INFO tclean:::: 2018-11-28 01:53:44 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:53:44 INFO tclean:::: ########################################## 2018-11-28 01:53:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0484652891755 2018-11-28 01:53:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.33144986629 min: -0.117622390389 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0484652891755 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.33144986629 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.117622390389 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:53:44 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:53:44 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:53:44 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs.I.iter1.residual 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs.I.iter1.sumwt 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs.I.iter1.psf 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs.I.iter1.pb 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs.I.iter1.cleanmask 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00117284822592Jy 2018-11-28 01:53:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:53:44 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:53:44 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['31'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw31.mfs.I.iter1', threshold='0.00117284822592Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs.I.iter1.cleanmask', pblimit=0.99204528331756592, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:53:45 INFO tclean:::: 2018-11-28 01:53:45 INFO tclean:::: ########################################## 2018-11-28 01:53:45 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:53:45 INFO tclean:::: 2018-11-28 01:53:45 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:53:45 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :31 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:53:46 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:53:46 INFO SynthesisImager::selectData selected spw [31] start channels [0] nchannels [128] 2018-11-28 01:53:46 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] : 2018-11-28 01:53:46 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:53:46 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.79569e+10] at [0] with increment [1.27996e+08] 2018-11-28 01:53:46 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:53:46 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:53:46 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:53:46 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:53:46 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:53:46 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:53:46 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:53:46 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:53:46 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] : hogbom 2018-11-28 01:53:46 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:53:46 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:53:46 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:53:46 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:53:46 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:53:46 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:53:46 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw31.mfs.I.iter1.cleanmask 2018-11-28 01:53:46 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:53:46 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:53:46 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:53:46 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:53:46 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:53:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:53:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (1.33145,-0.117622) over full image : (1.33145,-0.12057) 2018-11-28 01:53:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:53:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.512892, CycleNiter=1000, Gain=0.1 2018-11-28 01:53:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] iters=0->10 [10], model=0->0.888613, peakres=1.33145->0.496204, Reached cyclethreshold. 2018-11-28 01:53:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:53:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:53:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:53:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.496204,-0.0443575) over full image : (0.496204,-0.0443575) 2018-11-28 01:53:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Total Model Flux : 0.888613 2018-11-28 01:53:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.191144, CycleNiter=990, Gain=0.1 2018-11-28 01:53:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] iters=0->10 [10], model=0.888613->1.22123, peakres=0.496204->0.186378, Reached cyclethreshold. 2018-11-28 01:53:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:53:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:53:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:53:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.186387,-0.0212132) over full image : (0.186387,-0.0212132) 2018-11-28 01:53:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Total Model Flux : 1.22123 2018-11-28 01:53:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0717988, CycleNiter=980, Gain=0.1 2018-11-28 01:53:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] iters=0->10 [10], model=1.22123->1.34667, peakres=0.186387->0.0703196, Reached cyclethreshold. 2018-11-28 01:53:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:53:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:53:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:53:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.0703166,-0.0125067) over full image : (0.0703166,-0.0125067) 2018-11-28 01:53:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Total Model Flux : 1.34667 2018-11-28 01:53:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0270869, CycleNiter=970, Gain=0.1 2018-11-28 01:53:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] iters=0->10 [10], model=1.34667->1.39397, peakres=0.0703166->0.026497, Reached cyclethreshold. 2018-11-28 01:53:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:53:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:54:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:54:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.0264983,-0.0180433) over full image : (0.0264983,-0.0180433) 2018-11-28 01:54:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Total Model Flux : 1.39397 2018-11-28 01:54:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0102075, CycleNiter=960, Gain=0.1 2018-11-28 01:54:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] iters=0->34 [34], model=1.39397->1.40365, peakres=0.0264983->0.00981539, Reached cyclethreshold. 2018-11-28 01:54:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 74 iterations. 2018-11-28 01:54:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:54:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:54:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.00966779,-0.00981542) over full image : (0.00966779,-0.00981542) 2018-11-28 01:54:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Total Model Flux : 1.40365 2018-11-28 01:54:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00372416, CycleNiter=926, Gain=0.1 2018-11-28 01:54:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] iters=0->84 [84], model=1.40365->1.40072, peakres=0.00966779->0.00372208, Reached cyclethreshold. 2018-11-28 01:54:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 158 iterations. 2018-11-28 01:54:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:54:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:54:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.00372281,-0.00363555) over full image : (0.00373091,-0.00363555) 2018-11-28 01:54:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Total Model Flux : 1.40072 2018-11-28 01:54:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00143408, CycleNiter=842, Gain=0.1 2018-11-28 01:54:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] iters=0->473 [473], model=1.40072->1.40053, peakres=0.00372281->0.00143258, Reached cyclethreshold. 2018-11-28 01:54:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 631 iterations. 2018-11-28 01:54:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:54:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:54:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.00147877,-0.00148991) over full image : (0.00183056,-0.0018366) 2018-11-28 01:54:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Total Model Flux : 1.40053 2018-11-28 01:54:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00117285, CycleNiter=369, Gain=0.1 2018-11-28 01:54:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] iters=0->118 [118], model=1.40053->1.40236, peakres=0.00147877->0.00117069, Reached cyclethreshold. 2018-11-28 01:54:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 749 iterations. 2018-11-28 01:54:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:54:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:54:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.00116987,-0.00117111) over full image : (0.00164984,-0.00176854) 2018-11-28 01:54:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] Total Model Flux : 1.40236 2018-11-28 01:54:15 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 01:54:15 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] : Restoring model image. 2018-11-28 01:54:16 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw31.mfs.I.iter1] : Applying PB correction 2018-11-28 01:54:16 INFO tclean:::: 2018-11-28 01:54:16 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:54:16 INFO tclean:::: ########################################## 2018-11-28 01:54:16 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 749 iterations 2018-11-28 01:54:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000464984768769 2018-11-28 01:54:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000493039493449 2018-11-28 01:54:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00160072033759 min: -0.00166669127066 2018-11-28 01:54:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000496837310493 2018-11-28 01:54:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:54:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000496837310493 2018-11-28 01:54:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00283675733954 2018-11-28 01:54:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.32934451103 2018-11-28 01:54:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000493039493449 2018-11-28 01:54:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000464984768769 2018-11-28 01:54:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00160072033759 2018-11-28 01:54:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00166669127066 2018-11-28 01:54:16 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:54:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:54:16 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 32 2018-11-28 01:54:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs*.iter* 2018-11-28 01:54:16 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:54:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:54:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:54:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 32:0~127 2018-11-28 01:54:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:54:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 32] 2018-11-28 01:54:29 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[32] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:54:29 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:54:29 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:54:29 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:54:29 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:54:29 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:54:29 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:54:29 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:54:30 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000127434 2018-11-28 01:54:30 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.0984 2018-11-28 01:54:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 32 ChanRange 0~127: 0.000127434249755 Jy/beam 2018-11-28 01:54:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000127434249755 Jy 2018-11-28 01:54:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:54:30 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:54:30 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['32'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw32.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:54:30 INFO tclean:::: 2018-11-28 01:54:30 INFO tclean:::: ########################################## 2018-11-28 01:54:30 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:54:30 INFO tclean:::: 2018-11-28 01:54:30 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:54:30 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :32 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:54:31 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:54:31 INFO SynthesisImager::selectData selected spw [32] start channels [0] nchannels [128] 2018-11-28 01:54:31 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw32.mfs.I.iter0] : 2018-11-28 01:54:31 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:54:31 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.00373e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:54:31 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw32.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:54:31 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:54:31 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:54:31 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:54:31 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:54:31 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:54:31 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:54:32 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:54:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:54:34 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw32.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.40593e-05 2018-11-28 01:54:34 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.175113 arcsec, 0.16466 arcsec, -67.687 deg 2018-11-28 01:54:34 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:54:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:54:36 INFO tclean:::: 2018-11-28 01:54:36 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:54:36 INFO tclean:::: ########################################## 2018-11-28 01:54:36 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0561688132584 2018-11-28 01:54:36 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.55459833145 min: -0.141216307878 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0561688132584 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.55459833145 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.141216307878 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:54:36 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:54:36 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:54:36 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs.I.iter1.residual 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs.I.iter1.sumwt 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs.I.iter1.psf 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs.I.iter1.pb 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs.I.iter1.cleanmask 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000509736999022Jy 2018-11-28 01:54:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:54:36 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:54:37 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['32'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw32.mfs.I.iter1', threshold='0.000509736999022Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs.I.iter1.cleanmask', pblimit=0.99443447589874268, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:54:37 INFO tclean:::: 2018-11-28 01:54:37 INFO tclean:::: ########################################## 2018-11-28 01:54:37 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:54:37 INFO tclean:::: 2018-11-28 01:54:37 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:54:37 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :32 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:54:38 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:54:38 INFO SynthesisImager::selectData selected spw [32] start channels [0] nchannels [128] 2018-11-28 01:54:38 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] : 2018-11-28 01:54:38 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:54:38 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.00373e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:54:38 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:54:38 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:54:38 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:54:38 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:54:38 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:54:38 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:54:38 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:54:39 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:54:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] : hogbom 2018-11-28 01:54:39 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:54:39 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:54:39 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:54:39 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:54:39 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:54:39 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:54:39 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw32.mfs.I.iter1.cleanmask 2018-11-28 01:54:39 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:54:39 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:54:39 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:54:39 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:54:39 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:54:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:54:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (1.5546,-0.141216) over full image : (1.5546,-0.141216) 2018-11-28 01:54:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:54:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.578759, CycleNiter=1000, Gain=0.1 2018-11-28 01:54:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] iters=0->10 [10], model=0->1.03111, peakres=1.5546->0.570068, Reached cyclethreshold. 2018-11-28 01:54:39 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:54:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:54:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:54:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.570089,-0.0526238) over full image : (0.570089,-0.0526238) 2018-11-28 01:54:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Total Model Flux : 1.03111 2018-11-28 01:54:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.212238, CycleNiter=990, Gain=0.1 2018-11-28 01:54:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] iters=0->10 [10], model=1.03111->1.40954, peakres=0.570089->0.209341, Reached cyclethreshold. 2018-11-28 01:54:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:54:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:54:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:54:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.209334,-0.0205194) over full image : (0.209334,-0.0205194) 2018-11-28 01:54:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Total Model Flux : 1.40954 2018-11-28 01:54:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0779328, CycleNiter=980, Gain=0.1 2018-11-28 01:54:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] iters=0->10 [10], model=1.40954->1.54851, peakres=0.209334->0.07687, Reached cyclethreshold. 2018-11-28 01:54:46 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:54:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:54:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:54:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.0768678,-0.00916606) over full image : (0.0768678,-0.00916606) 2018-11-28 01:54:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Total Model Flux : 1.54851 2018-11-28 01:54:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.028617, CycleNiter=970, Gain=0.1 2018-11-28 01:54:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] iters=0->10 [10], model=1.54851->1.59954, peakres=0.0768678->0.0282226, Reached cyclethreshold. 2018-11-28 01:54:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:54:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:54:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:54:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.0282218,-0.0057581) over full image : (0.0282218,-0.0057581) 2018-11-28 01:54:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Total Model Flux : 1.59954 2018-11-28 01:54:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0105067, CycleNiter=960, Gain=0.1 2018-11-28 01:54:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] iters=0->10 [10], model=1.59954->1.61828, peakres=0.0282218->0.0103579, Reached cyclethreshold. 2018-11-28 01:54:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 50 iterations. 2018-11-28 01:54:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:54:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:54:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.0103576,-0.00837735) over full image : (0.0103576,-0.00837735) 2018-11-28 01:54:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Total Model Flux : 1.61828 2018-11-28 01:54:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00385603, CycleNiter=950, Gain=0.1 2018-11-28 01:54:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] iters=0->56 [56], model=1.61828->1.61686, peakres=0.0103576->0.0038397, Reached cyclethreshold. 2018-11-28 01:54:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 106 iterations. 2018-11-28 01:54:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:55:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:55:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.00383894,-0.00365292) over full image : (0.00383894,-0.00365292) 2018-11-28 01:55:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Total Model Flux : 1.61686 2018-11-28 01:55:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00142919, CycleNiter=894, Gain=0.1 2018-11-28 01:55:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] iters=0->164 [164], model=1.61686->1.62263, peakres=0.00383894->0.00142438, Reached cyclethreshold. 2018-11-28 01:55:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 270 iterations. 2018-11-28 01:55:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:55:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:55:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.00145217,-0.00146842) over full image : (0.00197031,-0.00157774) 2018-11-28 01:55:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Total Model Flux : 1.62263 2018-11-28 01:55:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000540626, CycleNiter=730, Gain=0.1 2018-11-28 01:55:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] iters=0->730 [730], model=1.62263->1.62638, peakres=0.00145217->0.000553103, Reached cycleniter. 2018-11-28 01:55:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:55:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:55:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:55:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.000589903,-0.000620607) over full image : (0.00111103,-0.000791389) 2018-11-28 01:55:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] Total Model Flux : 1.62638 2018-11-28 01:55:08 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:55:08 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] : Restoring model image. 2018-11-28 01:55:08 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw32.mfs.I.iter1] : Applying PB correction 2018-11-28 01:55:08 INFO tclean:::: 2018-11-28 01:55:08 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:55:08 INFO tclean:::: ########################################## 2018-11-28 01:55:09 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:55:09 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw32 ! 2018-11-28 01:55:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000202670140425 2018-11-28 01:55:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000236136082094 2018-11-28 01:55:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000939239282161 min: -0.000701837998349 2018-11-28 01:55:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000242212976445 2018-11-28 01:55:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:55:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000242212976445 2018-11-28 01:55:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00172834063414 2018-11-28 01:55:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.55085897446 2018-11-28 01:55:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000236136082094 2018-11-28 01:55:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000202670140425 2018-11-28 01:55:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000939239282161 2018-11-28 01:55:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000701837998349 2018-11-28 01:55:09 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:55:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:55:09 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 33 2018-11-28 01:55:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs*.iter* 2018-11-28 01:55:09 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:55:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:55:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:55:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 33:0~127 2018-11-28 01:55:22 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:55:22 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 33] 2018-11-28 01:55:22 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[33] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:55:22 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:55:22 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:55:22 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:55:22 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:55:22 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:55:22 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:55:22 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:55:23 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000110185 2018-11-28 01:55:23 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09829 2018-11-28 01:55:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 33 ChanRange 0~127: 0.000110184600436 Jy/beam 2018-11-28 01:55:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000110184600436 Jy 2018-11-28 01:55:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:55:23 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:55:23 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['33'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw33.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:55:23 INFO tclean:::: 2018-11-28 01:55:23 INFO tclean:::: ########################################## 2018-11-28 01:55:23 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:55:23 INFO tclean:::: 2018-11-28 01:55:23 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:55:23 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :33 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:55:24 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:55:24 INFO SynthesisImager::selectData selected spw [33] start channels [0] nchannels [128] 2018-11-28 01:55:24 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw33.mfs.I.iter0] : 2018-11-28 01:55:24 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:55:24 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.01653e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:55:24 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw33.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:55:24 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:55:24 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:55:24 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:55:24 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:55:24 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:55:24 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:55:25 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:55:25 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:55:27 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw33.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.29564e-05 2018-11-28 01:55:27 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.175314 arcsec, 0.161759 arcsec, -64.2458 deg 2018-11-28 01:55:27 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:55:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:55:29 INFO tclean:::: 2018-11-28 01:55:29 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:55:29 INFO tclean:::: ########################################## 2018-11-28 01:55:30 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0561030954123 2018-11-28 01:55:30 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.5502461195 min: -0.13717803359 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0561030954123 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.5502461195 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.13717803359 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:55:30 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:55:30 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:55:30 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs.I.iter1.residual 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs.I.iter1.sumwt 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs.I.iter1.psf 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs.I.iter1.pb 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs.I.iter1.cleanmask 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000440738401746Jy 2018-11-28 01:55:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:55:30 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:55:30 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['33'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw33.mfs.I.iter1', threshold='0.000440738401746Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs.I.iter1.cleanmask', pblimit=0.99440336227416992, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:55:30 INFO tclean:::: 2018-11-28 01:55:30 INFO tclean:::: ########################################## 2018-11-28 01:55:30 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:55:30 INFO tclean:::: 2018-11-28 01:55:30 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:55:30 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :33 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:55:31 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:55:31 INFO SynthesisImager::selectData selected spw [33] start channels [0] nchannels [128] 2018-11-28 01:55:31 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] : 2018-11-28 01:55:31 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:55:31 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.01653e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:55:31 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:55:31 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:55:31 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:55:31 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:55:31 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:55:31 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:55:31 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:55:32 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:55:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] : hogbom 2018-11-28 01:55:32 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:55:32 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:55:32 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:55:32 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:55:32 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:55:32 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:55:32 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw33.mfs.I.iter1.cleanmask 2018-11-28 01:55:32 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:55:32 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:55:32 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:55:32 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:55:32 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:55:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:55:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (1.55025,-0.137178) over full image : (1.55025,-0.140747) 2018-11-28 01:55:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:55:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.586366, CycleNiter=1000, Gain=0.1 2018-11-28 01:55:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] iters=0->10 [10], model=0->1.02792, peakres=1.55025->0.568429, Reached cyclethreshold. 2018-11-28 01:55:32 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:55:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:55:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:55:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.568411,-0.0521921) over full image : (0.568411,-0.0521921) 2018-11-28 01:55:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Total Model Flux : 1.02792 2018-11-28 01:55:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.214996, CycleNiter=990, Gain=0.1 2018-11-28 01:55:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] iters=0->10 [10], model=1.02792->1.40533, peakres=0.568411->0.209042, Reached cyclethreshold. 2018-11-28 01:55:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:55:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:55:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:55:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.20905,-0.0210518) over full image : (0.20905,-0.0210518) 2018-11-28 01:55:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Total Model Flux : 1.40533 2018-11-28 01:55:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0790713, CycleNiter=980, Gain=0.1 2018-11-28 01:55:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] iters=0->10 [10], model=1.40533->1.54415, peakres=0.20905->0.0769308, Reached cyclethreshold. 2018-11-28 01:55:39 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:55:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:55:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:55:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.0769333,-0.0106405) over full image : (0.0769333,-0.0106405) 2018-11-28 01:55:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Total Model Flux : 1.54415 2018-11-28 01:55:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0290993, CycleNiter=970, Gain=0.1 2018-11-28 01:55:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] iters=0->10 [10], model=1.54415->1.59522, peakres=0.0769333->0.0283315, Reached cyclethreshold. 2018-11-28 01:55:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:55:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:55:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:55:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.0283325,-0.0103314) over full image : (0.0283325,-0.0103314) 2018-11-28 01:55:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Total Model Flux : 1.59522 2018-11-28 01:55:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0107165, CycleNiter=960, Gain=0.1 2018-11-28 01:55:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] iters=0->19 [19], model=1.59522->1.61279, peakres=0.0283325->0.0103848, Reached cyclethreshold. 2018-11-28 01:55:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 59 iterations. 2018-11-28 01:55:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:55:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:55:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.010045,-0.0103846) over full image : (0.010045,-0.0103846) 2018-11-28 01:55:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Total Model Flux : 1.61279 2018-11-28 01:55:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00379942, CycleNiter=941, Gain=0.1 2018-11-28 01:55:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] iters=0->62 [62], model=1.61279->1.61004, peakres=0.010045->0.00372911, Reached cyclethreshold. 2018-11-28 01:55:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 121 iterations. 2018-11-28 01:55:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:55:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:55:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.0037126,-0.003729) over full image : (0.0037126,-0.003729) 2018-11-28 01:55:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Total Model Flux : 1.61004 2018-11-28 01:55:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00140426, CycleNiter=879, Gain=0.1 2018-11-28 01:55:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] iters=0->226 [226], model=1.61004->1.6156, peakres=0.0037126->0.00140173, Reached cyclethreshold. 2018-11-28 01:55:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 347 iterations. 2018-11-28 01:55:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:55:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:55:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.00143066,-0.00139488) over full image : (0.00160534,-0.00159676) 2018-11-28 01:55:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Total Model Flux : 1.6156 2018-11-28 01:55:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000541132, CycleNiter=653, Gain=0.1 2018-11-28 01:55:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] iters=0->653 [653], model=1.6156->1.61718, peakres=0.00143066->0.000648148, Reached cycleniter. 2018-11-28 01:55:58 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:55:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:56:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:56:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.00070015,-0.000745313) over full image : (0.0010456,-0.000920507) 2018-11-28 01:56:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] Total Model Flux : 1.61718 2018-11-28 01:56:01 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:56:01 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] : Restoring model image. 2018-11-28 01:56:02 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw33.mfs.I.iter1] : Applying PB correction 2018-11-28 01:56:02 INFO tclean:::: 2018-11-28 01:56:02 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:56:02 INFO tclean:::: ########################################## 2018-11-28 01:56:02 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:56:02 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw33 ! 2018-11-28 01:56:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.00025349095813 2018-11-28 01:56:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000271658267593 2018-11-28 01:56:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000944726925809 min: -0.000861187640112 2018-11-28 01:56:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000277823361102 2018-11-28 01:56:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:56:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000277823361102 2018-11-28 01:56:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00139062595554 2018-11-28 01:56:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.54798364639 2018-11-28 01:56:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000271658267593 2018-11-28 01:56:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.00025349095813 2018-11-28 01:56:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000944726925809 2018-11-28 01:56:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000861187640112 2018-11-28 01:56:02 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:56:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:56:03 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 34 2018-11-28 01:56:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs*.iter* 2018-11-28 01:56:03 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:56:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:56:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:56:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 34:0~127 2018-11-28 01:56:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:56:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 34] 2018-11-28 01:56:15 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[34] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:56:15 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:56:15 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:56:15 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:56:15 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:56:16 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:56:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:56:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:56:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000112681 2018-11-28 01:56:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09744 2018-11-28 01:56:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 34 ChanRange 0~127: 0.000112681270029 Jy/beam 2018-11-28 01:56:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000112681270029 Jy 2018-11-28 01:56:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:56:16 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:56:16 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['34'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw34.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:56:17 INFO tclean:::: 2018-11-28 01:56:17 INFO tclean:::: ########################################## 2018-11-28 01:56:17 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:56:17 INFO tclean:::: 2018-11-28 01:56:17 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:56:17 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :34 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:56:18 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:56:18 INFO SynthesisImager::selectData selected spw [34] start channels [0] nchannels [128] 2018-11-28 01:56:18 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw34.mfs.I.iter0] : 2018-11-28 01:56:18 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:56:18 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.02933e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:56:18 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw34.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:56:18 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:56:18 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:56:18 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:56:18 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:56:18 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:56:18 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:56:18 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:56:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:56:20 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw34.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.49861e-05 2018-11-28 01:56:20 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.173526 arcsec, 0.159646 arcsec, -66.1411 deg 2018-11-28 01:56:20 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:56:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:56:23 INFO tclean:::: 2018-11-28 01:56:23 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:56:23 INFO tclean:::: ########################################## 2018-11-28 01:56:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0567806251347 2018-11-28 01:56:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.54530346394 min: -0.138253837824 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0567806251347 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.54530346394 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.138253837824 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:56:23 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:56:23 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:56:23 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs.I.iter1.residual 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs.I.iter1.sumwt 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs.I.iter1.psf 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs.I.iter1.pb 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs.I.iter1.cleanmask 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000450725080118Jy 2018-11-28 01:56:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:56:23 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:56:24 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['34'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw34.mfs.I.iter1', threshold='0.000450725080118Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs.I.iter1.cleanmask', pblimit=0.99437206983566284, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:56:24 INFO tclean:::: 2018-11-28 01:56:24 INFO tclean:::: ########################################## 2018-11-28 01:56:24 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:56:24 INFO tclean:::: 2018-11-28 01:56:24 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:56:24 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :34 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:56:25 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:56:25 INFO SynthesisImager::selectData selected spw [34] start channels [0] nchannels [128] 2018-11-28 01:56:25 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] : 2018-11-28 01:56:25 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:56:25 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.02933e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:56:25 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:56:25 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:56:25 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:56:25 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:56:25 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:56:25 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:56:25 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:56:26 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:56:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] : hogbom 2018-11-28 01:56:26 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:56:26 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:56:26 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:56:26 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:56:26 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:56:26 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:56:26 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw34.mfs.I.iter1.cleanmask 2018-11-28 01:56:26 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:56:26 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:56:26 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:56:26 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:56:26 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:56:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:56:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (1.5453,-0.138254) over full image : (1.5453,-0.138254) 2018-11-28 01:56:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:56:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.573519, CycleNiter=1000, Gain=0.1 2018-11-28 01:56:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] iters=0->10 [10], model=0->1.02509, peakres=1.5453->0.567045, Reached cyclethreshold. 2018-11-28 01:56:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:56:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:56:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:56:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.567044,-0.0532233) over full image : (0.567044,-0.0532233) 2018-11-28 01:56:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Total Model Flux : 1.02509 2018-11-28 01:56:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.210451, CycleNiter=990, Gain=0.1 2018-11-28 01:56:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] iters=0->10 [10], model=1.02509->1.40191, peakres=0.567044->0.209039, Reached cyclethreshold. 2018-11-28 01:56:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:56:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:56:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:56:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.209032,-0.0214565) over full image : (0.209032,-0.0214565) 2018-11-28 01:56:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Total Model Flux : 1.40191 2018-11-28 01:56:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0775793, CycleNiter=980, Gain=0.1 2018-11-28 01:56:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] iters=0->10 [10], model=1.40191->1.5407, peakres=0.209032->0.0770889, Reached cyclethreshold. 2018-11-28 01:56:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:56:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:56:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:56:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.0770866,-0.0103594) over full image : (0.0770866,-0.0103594) 2018-11-28 01:56:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Total Model Flux : 1.5407 2018-11-28 01:56:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0286096, CycleNiter=970, Gain=0.1 2018-11-28 01:56:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] iters=0->10 [10], model=1.5407->1.59182, peakres=0.0770866->0.0284013, Reached cyclethreshold. 2018-11-28 01:56:37 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:56:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:56:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:56:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.0284005,-0.00806859) over full image : (0.0284005,-0.00806859) 2018-11-28 01:56:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Total Model Flux : 1.59182 2018-11-28 01:56:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0105405, CycleNiter=960, Gain=0.1 2018-11-28 01:56:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] iters=0->17 [17], model=1.59182->1.60944, peakres=0.0284005->0.0102782, Reached cyclethreshold. 2018-11-28 01:56:41 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 57 iterations. 2018-11-28 01:56:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:56:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:56:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.0101837,-0.010278) over full image : (0.0101837,-0.010278) 2018-11-28 01:56:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Total Model Flux : 1.60944 2018-11-28 01:56:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00377953, CycleNiter=943, Gain=0.1 2018-11-28 01:56:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] iters=0->64 [64], model=1.60944->1.60683, peakres=0.0101837->0.00374101, Reached cyclethreshold. 2018-11-28 01:56:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 121 iterations. 2018-11-28 01:56:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:56:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:56:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.00374147,-0.00367214) over full image : (0.00374147,-0.00367214) 2018-11-28 01:56:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Total Model Flux : 1.60683 2018-11-28 01:56:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0013886, CycleNiter=879, Gain=0.1 2018-11-28 01:56:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] iters=0->212 [212], model=1.60683->1.61154, peakres=0.00374147->0.00138696, Reached cyclethreshold. 2018-11-28 01:56:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 333 iterations. 2018-11-28 01:56:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:56:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:56:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.00139939,-0.00137268) over full image : (0.00169918,-0.00155976) 2018-11-28 01:56:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Total Model Flux : 1.61154 2018-11-28 01:56:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000519363, CycleNiter=667, Gain=0.1 2018-11-28 01:56:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] iters=0->667 [667], model=1.61154->1.61308, peakres=0.00139939->0.000620433, Reached cycleniter. 2018-11-28 01:56:52 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:56:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:56:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:56:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.000677607,-0.00071062) over full image : (0.00107157,-0.00102112) 2018-11-28 01:56:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] Total Model Flux : 1.61308 2018-11-28 01:56:55 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:56:56 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] : Restoring model image. 2018-11-28 01:56:56 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw34.mfs.I.iter1] : Applying PB correction 2018-11-28 01:56:56 INFO tclean:::: 2018-11-28 01:56:56 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:56:56 INFO tclean:::: ########################################## 2018-11-28 01:56:56 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:56:56 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw34 ! 2018-11-28 01:56:56 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000239522341872 2018-11-28 01:56:56 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000264962553047 2018-11-28 01:56:56 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00107156741433 min: -0.0009133516578 2018-11-28 01:56:56 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000268485979177 2018-11-28 01:56:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:56:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000268485979177 2018-11-28 01:56:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00184358260594 2018-11-28 01:56:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.54266476631 2018-11-28 01:56:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000264962553047 2018-11-28 01:56:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000239522341872 2018-11-28 01:56:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00107156741433 2018-11-28 01:56:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0009133516578 2018-11-28 01:56:56 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:56:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:56:57 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 35 2018-11-28 01:56:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs*.iter* 2018-11-28 01:56:57 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:57:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:57:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:57:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 35:0~127 2018-11-28 01:57:09 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:57:09 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 35] 2018-11-28 01:57:09 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[35] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:57:09 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:57:09 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:57:09 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:57:09 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:57:10 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:57:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:57:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:57:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000109899 2018-11-28 01:57:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09638 2018-11-28 01:57:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 35 ChanRange 0~127: 0.000109898866243 Jy/beam 2018-11-28 01:57:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000109898866243 Jy 2018-11-28 01:57:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:57:10 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:57:10 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['35'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw35.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:57:10 INFO tclean:::: 2018-11-28 01:57:10 INFO tclean:::: ########################################## 2018-11-28 01:57:10 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:57:10 INFO tclean:::: 2018-11-28 01:57:10 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:57:10 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :35 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:57:12 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:57:12 INFO SynthesisImager::selectData selected spw [35] start channels [0] nchannels [128] 2018-11-28 01:57:12 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw35.mfs.I.iter0] : 2018-11-28 01:57:12 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:57:12 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.04213e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:57:12 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw35.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:57:12 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:57:12 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:57:12 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:57:12 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:57:12 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:57:12 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:57:12 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:57:12 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:57:14 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw35.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.31843e-05 2018-11-28 01:57:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.172993 arcsec, 0.159919 arcsec, -64.8242 deg 2018-11-28 01:57:14 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:57:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:57:17 INFO tclean:::: 2018-11-28 01:57:17 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:57:17 INFO tclean:::: ########################################## 2018-11-28 01:57:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0559625551105 2018-11-28 01:57:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.54142200947 min: -0.138799890876 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0559625551105 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.54142200947 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.138799890876 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:57:17 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:57:17 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:57:17 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs.I.iter1.residual 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs.I.iter1.sumwt 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs.I.iter1.psf 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs.I.iter1.pb 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs.I.iter1.cleanmask 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000439595464971Jy 2018-11-28 01:57:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:57:17 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:57:17 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['35'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw35.mfs.I.iter1', threshold='0.000439595464971Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs.I.iter1.cleanmask', pblimit=0.99434071779251099, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:57:17 INFO tclean:::: 2018-11-28 01:57:17 INFO tclean:::: ########################################## 2018-11-28 01:57:17 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:57:17 INFO tclean:::: 2018-11-28 01:57:17 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:57:17 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :35 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:57:19 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:57:19 INFO SynthesisImager::selectData selected spw [35] start channels [0] nchannels [128] 2018-11-28 01:57:19 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] : 2018-11-28 01:57:19 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:57:19 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.04213e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:57:19 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:57:19 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:57:19 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:57:19 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:57:19 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:57:19 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:57:19 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:57:20 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:57:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] : hogbom 2018-11-28 01:57:20 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:57:20 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:57:20 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:57:20 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:57:20 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:57:20 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:57:20 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw35.mfs.I.iter1.cleanmask 2018-11-28 01:57:20 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:57:20 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:57:20 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:57:20 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:57:20 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:57:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:57:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (1.54142,-0.1388) over full image : (1.54142,-0.1388) 2018-11-28 01:57:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:57:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.57909, CycleNiter=1000, Gain=0.1 2018-11-28 01:57:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] iters=0->10 [10], model=0->1.02248, peakres=1.54142->0.566002, Reached cyclethreshold. 2018-11-28 01:57:20 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:57:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:57:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:57:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.565984,-0.0537308) over full image : (0.565984,-0.0537308) 2018-11-28 01:57:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Total Model Flux : 1.02248 2018-11-28 01:57:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.212632, CycleNiter=990, Gain=0.1 2018-11-28 01:57:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] iters=0->10 [10], model=1.02248->1.3984, peakres=0.565984->0.208286, Reached cyclethreshold. 2018-11-28 01:57:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:57:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:57:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:57:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.208295,-0.0216643) over full image : (0.208295,-0.0216643) 2018-11-28 01:57:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Total Model Flux : 1.3984 2018-11-28 01:57:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0782533, CycleNiter=980, Gain=0.1 2018-11-28 01:57:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] iters=0->10 [10], model=1.3984->1.53684, peakres=0.208295->0.0766998, Reached cyclethreshold. 2018-11-28 01:57:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:57:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:57:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:57:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.0767023,-0.0103842) over full image : (0.0767023,-0.0103842) 2018-11-28 01:57:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Total Model Flux : 1.53684 2018-11-28 01:57:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.028816, CycleNiter=970, Gain=0.1 2018-11-28 01:57:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] iters=0->10 [10], model=1.53684->1.58784, peakres=0.0767023->0.0282329, Reached cyclethreshold. 2018-11-28 01:57:31 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:57:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:57:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:57:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.0282339,-0.0102449) over full image : (0.0282339,-0.0102449) 2018-11-28 01:57:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Total Model Flux : 1.58784 2018-11-28 01:57:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0106071, CycleNiter=960, Gain=0.1 2018-11-28 01:57:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] iters=0->19 [19], model=1.58784->1.60535, peakres=0.0282339->0.0104641, Reached cyclethreshold. 2018-11-28 01:57:34 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 59 iterations. 2018-11-28 01:57:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:57:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:57:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.0100407,-0.0104643) over full image : (0.0100407,-0.0104643) 2018-11-28 01:57:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Total Model Flux : 1.60535 2018-11-28 01:57:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00377216, CycleNiter=941, Gain=0.1 2018-11-28 01:57:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] iters=0->65 [65], model=1.60535->1.60191, peakres=0.0100407->0.0036348, Reached cyclethreshold. 2018-11-28 01:57:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 124 iterations. 2018-11-28 01:57:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:57:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:57:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.00363466,-0.00356858) over full image : (0.00363466,-0.00356858) 2018-11-28 01:57:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Total Model Flux : 1.60191 2018-11-28 01:57:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00136549, CycleNiter=876, Gain=0.1 2018-11-28 01:57:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] iters=0->229 [229], model=1.60191->1.60671, peakres=0.00363466->0.0013647, Reached cyclethreshold. 2018-11-28 01:57:42 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 353 iterations. 2018-11-28 01:57:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:57:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:57:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.00137609,-0.00136994) over full image : (0.00193394,-0.00178247) 2018-11-28 01:57:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Total Model Flux : 1.60671 2018-11-28 01:57:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000516978, CycleNiter=647, Gain=0.1 2018-11-28 01:57:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] iters=0->647 [647], model=1.60671->1.60483, peakres=0.00137609->0.000603585, Reached cycleniter. 2018-11-28 01:57:46 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:57:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:57:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:57:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.000687625,-0.000722021) over full image : (0.00130062,-0.00107244) 2018-11-28 01:57:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] Total Model Flux : 1.60483 2018-11-28 01:57:49 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:57:50 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] : Restoring model image. 2018-11-28 01:57:50 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw35.mfs.I.iter1] : Applying PB correction 2018-11-28 01:57:50 INFO tclean:::: 2018-11-28 01:57:50 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:57:50 INFO tclean:::: ########################################## 2018-11-28 01:57:51 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:57:51 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw35 ! 2018-11-28 01:57:51 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000240499590291 2018-11-28 01:57:51 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00026972105843 2018-11-28 01:57:51 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00130062131211 min: -0.000955791969318 2018-11-28 01:57:51 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000273279467365 2018-11-28 01:57:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:57:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000273279467365 2018-11-28 01:57:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00147106382065 2018-11-28 01:57:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.53915035725 2018-11-28 01:57:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.00026972105843 2018-11-28 01:57:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000240499590291 2018-11-28 01:57:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00130062131211 2018-11-28 01:57:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000955791969318 2018-11-28 01:57:51 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:57:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:57:51 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 36 2018-11-28 01:57:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs*.iter* 2018-11-28 01:57:51 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:58:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:58:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:58:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 36:0~127 2018-11-28 01:58:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:58:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 36] 2018-11-28 01:58:04 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[36] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:58:04 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:58:04 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:58:04 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:58:04 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:58:04 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:58:04 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:58:04 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:58:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000105897 2018-11-28 01:58:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09406 2018-11-28 01:58:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 36 ChanRange 0~127: 0.000105896815219 Jy/beam 2018-11-28 01:58:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000105896815219 Jy 2018-11-28 01:58:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:58:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:58:05 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['36'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw36.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:58:05 INFO tclean:::: 2018-11-28 01:58:05 INFO tclean:::: ########################################## 2018-11-28 01:58:05 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:58:05 INFO tclean:::: 2018-11-28 01:58:05 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:58:05 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :36 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:58:06 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:58:06 INFO SynthesisImager::selectData selected spw [36] start channels [0] nchannels [128] 2018-11-28 01:58:06 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw36.mfs.I.iter0] : 2018-11-28 01:58:06 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:58:06 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.05493e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:58:06 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw36.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:58:06 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:58:06 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:58:06 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:58:06 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:58:06 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:58:06 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:58:07 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:58:07 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:58:09 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw36.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.07653e-05 2018-11-28 01:58:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.172705 arcsec, 0.160192 arcsec, -61.01 deg 2018-11-28 01:58:09 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:58:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:58:11 INFO tclean:::: 2018-11-28 01:58:11 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:58:11 INFO tclean:::: ########################################## 2018-11-28 01:58:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0564062073827 2018-11-28 01:58:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.53801107407 min: -0.140229329467 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0564062073827 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.53801107407 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.140229329467 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:58:12 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:58:12 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:58:12 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs.I.iter1.residual 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs.I.iter1.sumwt 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs.I.iter1.psf 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs.I.iter1.pb 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs.I.iter1.cleanmask 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000423587260874Jy 2018-11-28 01:58:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:58:12 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:58:12 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['36'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw36.mfs.I.iter1', threshold='0.000423587260874Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs.I.iter1.cleanmask', pblimit=0.99430930614471436, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:58:12 INFO tclean:::: 2018-11-28 01:58:12 INFO tclean:::: ########################################## 2018-11-28 01:58:12 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:58:12 INFO tclean:::: 2018-11-28 01:58:12 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:58:12 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :36 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:58:13 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:58:13 INFO SynthesisImager::selectData selected spw [36] start channels [0] nchannels [128] 2018-11-28 01:58:14 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] : 2018-11-28 01:58:14 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:58:14 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.05493e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:58:14 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:58:14 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:58:14 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:58:14 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:58:14 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:58:14 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:58:14 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:58:14 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:58:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] : hogbom 2018-11-28 01:58:14 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:58:14 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:58:14 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:58:14 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:58:14 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:58:14 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:58:14 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw36.mfs.I.iter1.cleanmask 2018-11-28 01:58:14 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:58:14 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:58:14 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:58:14 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:58:14 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:58:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:58:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (1.53801,-0.140229) over full image : (1.53801,-0.140229) 2018-11-28 01:58:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:58:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.583063, CycleNiter=1000, Gain=0.1 2018-11-28 01:58:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] iters=0->10 [10], model=0->1.02006, peakres=1.53801->0.563932, Reached cyclethreshold. 2018-11-28 01:58:14 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:58:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:58:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:58:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.563954,-0.05434) over full image : (0.563954,-0.05434) 2018-11-28 01:58:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Total Model Flux : 1.02006 2018-11-28 01:58:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.213796, CycleNiter=990, Gain=0.1 2018-11-28 01:58:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] iters=0->10 [10], model=1.02006->1.39491, peakres=0.563954->0.207736, Reached cyclethreshold. 2018-11-28 01:58:18 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:58:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:58:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:58:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.207743,-0.0220443) over full image : (0.207743,-0.0220443) 2018-11-28 01:58:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Total Model Flux : 1.39491 2018-11-28 01:58:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0787558, CycleNiter=980, Gain=0.1 2018-11-28 01:58:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] iters=0->10 [10], model=1.39491->1.533, peakres=0.207743->0.076509, Reached cyclethreshold. 2018-11-28 01:58:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:58:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:58:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:58:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.0765115,-0.0104084) over full image : (0.0765115,-0.0104084) 2018-11-28 01:58:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Total Model Flux : 1.533 2018-11-28 01:58:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0290057, CycleNiter=970, Gain=0.1 2018-11-28 01:58:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] iters=0->10 [10], model=1.533->1.58387, peakres=0.0765115->0.0282372, Reached cyclethreshold. 2018-11-28 01:58:25 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:58:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:58:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:58:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.0282362,-0.0115362) over full image : (0.0282362,-0.0115362) 2018-11-28 01:58:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Total Model Flux : 1.58387 2018-11-28 01:58:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0107044, CycleNiter=960, Gain=0.1 2018-11-28 01:58:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] iters=0->19 [19], model=1.58387->1.60126, peakres=0.0282362->0.0104428, Reached cyclethreshold. 2018-11-28 01:58:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 59 iterations. 2018-11-28 01:58:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:58:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:58:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.0104263,-0.0104425) over full image : (0.0104263,-0.0104425) 2018-11-28 01:58:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Total Model Flux : 1.60126 2018-11-28 01:58:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00395263, CycleNiter=941, Gain=0.1 2018-11-28 01:58:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] iters=0->60 [60], model=1.60126->1.59837, peakres=0.0104263->0.00393308, Reached cyclethreshold. 2018-11-28 01:58:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 119 iterations. 2018-11-28 01:58:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:58:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:58:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.00377035,-0.00393325) over full image : (0.00377035,-0.00393325) 2018-11-28 01:58:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Total Model Flux : 1.59837 2018-11-28 01:58:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00142935, CycleNiter=881, Gain=0.1 2018-11-28 01:58:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] iters=0->219 [219], model=1.59837->1.60226, peakres=0.00377035->0.00142394, Reached cyclethreshold. 2018-11-28 01:58:37 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 338 iterations. 2018-11-28 01:58:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:58:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:58:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.00153572,-0.00141209) over full image : (0.0018895,-0.00170544) 2018-11-28 01:58:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Total Model Flux : 1.60226 2018-11-28 01:58:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000582195, CycleNiter=662, Gain=0.1 2018-11-28 01:58:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] iters=0->662 [662], model=1.60226->1.60172, peakres=0.00153572->0.000616419, Reached cycleniter. 2018-11-28 01:58:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:58:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:58:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:58:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.000667046,-0.000707123) over full image : (0.00112244,-0.000914351) 2018-11-28 01:58:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] Total Model Flux : 1.60172 2018-11-28 01:58:44 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:58:44 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] : Restoring model image. 2018-11-28 01:58:44 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw36.mfs.I.iter1] : Applying PB correction 2018-11-28 01:58:44 INFO tclean:::: 2018-11-28 01:58:44 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:58:44 INFO tclean:::: ########################################## 2018-11-28 01:58:45 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:58:45 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw36 ! 2018-11-28 01:58:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000244150432991 2018-11-28 01:58:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000263784459094 2018-11-28 01:58:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00100633013062 min: -0.000903989595827 2018-11-28 01:58:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000267304829322 2018-11-28 01:58:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:58:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000267304829322 2018-11-28 01:58:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00170070037711 2018-11-28 01:58:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.53550100327 2018-11-28 01:58:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000263784459094 2018-11-28 01:58:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000244150432991 2018-11-28 01:58:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00100633013062 2018-11-28 01:58:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000903989595827 2018-11-28 01:58:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:58:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:58:45 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 37 2018-11-28 01:58:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs*.iter* 2018-11-28 01:58:45 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:58:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:58:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:58:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 37:0~127 2018-11-28 01:58:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:58:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 37] 2018-11-28 01:58:58 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[37] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:58:58 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:58:58 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:58:58 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:58:58 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:58:58 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:58:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:58:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:58:59 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000106592 2018-11-28 01:58:59 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09581 2018-11-28 01:58:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 37 ChanRange 0~127: 0.000106592223001 Jy/beam 2018-11-28 01:58:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000106592223001 Jy 2018-11-28 01:58:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:58:59 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:58:59 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['37'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw37.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:58:59 INFO tclean:::: 2018-11-28 01:58:59 INFO tclean:::: ########################################## 2018-11-28 01:58:59 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:58:59 INFO tclean:::: 2018-11-28 01:58:59 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:58:59 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :37 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:59:00 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:59:00 INFO SynthesisImager::selectData selected spw [37] start channels [0] nchannels [128] 2018-11-28 01:59:00 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw37.mfs.I.iter0] : 2018-11-28 01:59:00 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:59:00 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.06773e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:59:00 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw37.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:59:00 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:59:00 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:59:00 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:59:00 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:59:00 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:59:00 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:59:01 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:59:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:59:03 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw37.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.11427e-05 2018-11-28 01:59:03 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.171797 arcsec, 0.158266 arcsec, -62.3053 deg 2018-11-28 01:59:03 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:59:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:59:05 INFO tclean:::: 2018-11-28 01:59:05 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:59:05 INFO tclean:::: ########################################## 2018-11-28 01:59:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0564655810595 2018-11-28 01:59:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.53339219093 min: -0.137760430574 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0564655810595 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.53339219093 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.137760430574 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 01:59:06 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 01:59:06 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 01:59:06 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs.I.iter1.residual 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs.I.iter1.sumwt 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs.I.iter1.psf 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs.I.iter1.pb 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs.I.iter1.cleanmask 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000426368892003Jy 2018-11-28 01:59:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 01:59:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:59:06 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['37'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw37.mfs.I.iter1', threshold='0.000426368892003Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs.I.iter1.cleanmask', pblimit=0.99427783489227295, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 01:59:06 INFO tclean:::: 2018-11-28 01:59:06 INFO tclean:::: ########################################## 2018-11-28 01:59:06 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:59:06 INFO tclean:::: 2018-11-28 01:59:06 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:59:06 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :37 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:59:08 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:59:08 INFO SynthesisImager::selectData selected spw [37] start channels [0] nchannels [128] 2018-11-28 01:59:08 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] : 2018-11-28 01:59:08 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:59:08 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.06773e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:59:08 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] with ftmachine : gridft 2018-11-28 01:59:08 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:59:08 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:59:08 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:59:08 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:59:08 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:59:08 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:59:08 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:59:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] : hogbom 2018-11-28 01:59:08 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 01:59:08 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:59:08 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:59:08 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:59:08 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:59:08 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:59:08 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw37.mfs.I.iter1.cleanmask 2018-11-28 01:59:08 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 01:59:08 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 01:59:08 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 01:59:08 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 01:59:08 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 01:59:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:59:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (1.53339,-0.13776) over full image : (1.53339,-0.13776) 2018-11-28 01:59:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Total Model Flux : 0 2018-11-28 01:59:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.579161, CycleNiter=1000, Gain=0.1 2018-11-28 01:59:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] iters=0->10 [10], model=0->1.01721, peakres=1.53339->0.562365, Reached cyclethreshold. 2018-11-28 01:59:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 01:59:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 01:59:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:59:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.562388,-0.0530556) over full image : (0.562388,-0.0530556) 2018-11-28 01:59:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Total Model Flux : 1.01721 2018-11-28 01:59:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.212414, CycleNiter=990, Gain=0.1 2018-11-28 01:59:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] iters=0->10 [10], model=1.01721->1.39118, peakres=0.562388->0.207521, Reached cyclethreshold. 2018-11-28 01:59:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 01:59:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 01:59:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:59:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.207514,-0.021261) over full image : (0.207514,-0.021261) 2018-11-28 01:59:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Total Model Flux : 1.39118 2018-11-28 01:59:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0783779, CycleNiter=980, Gain=0.1 2018-11-28 01:59:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] iters=0->10 [10], model=1.39118->1.52909, peakres=0.207514->0.0765895, Reached cyclethreshold. 2018-11-28 01:59:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 01:59:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 01:59:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:59:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.0765872,-0.0102005) over full image : (0.0765872,-0.0102005) 2018-11-28 01:59:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Total Model Flux : 1.52909 2018-11-28 01:59:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0289269, CycleNiter=970, Gain=0.1 2018-11-28 01:59:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] iters=0->10 [10], model=1.52909->1.57995, peakres=0.0765872->0.0282963, Reached cyclethreshold. 2018-11-28 01:59:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 01:59:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 01:59:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:59:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.0282954,-0.0111125) over full image : (0.0282954,-0.0111125) 2018-11-28 01:59:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Total Model Flux : 1.57995 2018-11-28 01:59:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0106872, CycleNiter=960, Gain=0.1 2018-11-28 01:59:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] iters=0->22 [22], model=1.57995->1.59645, peakres=0.0282954->0.0105556, Reached cyclethreshold. 2018-11-28 01:59:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 62 iterations. 2018-11-28 01:59:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 01:59:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:59:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.010243,-0.0105557) over full image : (0.010243,-0.0105557) 2018-11-28 01:59:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Total Model Flux : 1.59645 2018-11-28 01:59:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00386879, CycleNiter=938, Gain=0.1 2018-11-28 01:59:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] iters=0->61 [61], model=1.59645->1.59417, peakres=0.010243->0.00385141, Reached cyclethreshold. 2018-11-28 01:59:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 123 iterations. 2018-11-28 01:59:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 01:59:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:59:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.00367493,-0.0038513) over full image : (0.00367493,-0.0038513) 2018-11-28 01:59:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Total Model Flux : 1.59417 2018-11-28 01:59:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00138802, CycleNiter=877, Gain=0.1 2018-11-28 01:59:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] iters=0->220 [220], model=1.59417->1.59759, peakres=0.00367493->0.00137924, Reached cyclethreshold. 2018-11-28 01:59:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 343 iterations. 2018-11-28 01:59:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 01:59:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:59:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.00143553,-0.00138384) over full image : (0.00189637,-0.00173387) 2018-11-28 01:59:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Total Model Flux : 1.59759 2018-11-28 01:59:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000542198, CycleNiter=657, Gain=0.1 2018-11-28 01:59:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] iters=0->657 [657], model=1.59759->1.59963, peakres=0.00143553->0.000618439, Reached cycleniter. 2018-11-28 01:59:34 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 01:59:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 01:59:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 01:59:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.000684378,-0.000682278) over full image : (0.0011942,-0.000879586) 2018-11-28 01:59:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] Total Model Flux : 1.59963 2018-11-28 01:59:38 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 01:59:38 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] : Restoring model image. 2018-11-28 01:59:38 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw37.mfs.I.iter1] : Applying PB correction 2018-11-28 01:59:38 INFO tclean:::: 2018-11-28 01:59:38 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:59:38 INFO tclean:::: ########################################## 2018-11-28 01:59:39 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 01:59:39 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw37 ! 2018-11-28 01:59:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000246942508966 2018-11-28 01:59:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000262851594016 2018-11-28 01:59:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000835897400975 min: -0.000870080199093 2018-11-28 01:59:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00026796705788 2018-11-28 01:59:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 01:59:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00026796705788 2018-11-28 01:59:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00184442999307 2018-11-28 01:59:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.53108525276 2018-11-28 01:59:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000262851594016 2018-11-28 01:59:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000246942508966 2018-11-28 01:59:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000835897400975 2018-11-28 01:59:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000870080199093 2018-11-28 01:59:39 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:59:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 01:59:39 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 38 2018-11-28 01:59:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs*.iter* 2018-11-28 01:59:39 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:59:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 01:59:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 01:59:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 38:0~127 2018-11-28 01:59:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 01:59:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 38] 2018-11-28 01:59:52 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[38] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 01:59:52 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 01:59:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:59:52 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 01:59:52 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:59:52 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:59:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 01:59:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 01:59:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000110874 2018-11-28 01:59:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09378 2018-11-28 01:59:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 38 ChanRange 0~127: 0.00011087441797 Jy/beam 2018-11-28 01:59:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.00011087441797 Jy 2018-11-28 01:59:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 01:59:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 01:59:53 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['38'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw38.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 01:59:53 INFO tclean:::: 2018-11-28 01:59:53 INFO tclean:::: ########################################## 2018-11-28 01:59:53 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 01:59:53 INFO tclean:::: 2018-11-28 01:59:53 INFO tclean:::: Verifying Input Parameters 2018-11-28 01:59:53 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :38 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 01:59:54 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 01:59:54 INFO SynthesisImager::selectData selected spw [38] start channels [0] nchannels [128] 2018-11-28 01:59:54 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw38.mfs.I.iter0] : 2018-11-28 01:59:54 INFO SynthesisImager::defineImage Impars : start 2018-11-28 01:59:54 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.08053e+10] at [0] with increment [1.27995e+08] 2018-11-28 01:59:54 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw38.mfs.I.iter0] with ftmachine : gridft 2018-11-28 01:59:54 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 01:59:54 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 01:59:54 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 01:59:54 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 01:59:54 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 01:59:54 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 01:59:55 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 01:59:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 01:59:57 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw38.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.43496e-05 2018-11-28 01:59:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.170503 arcsec, 0.158049 arcsec, -59.592 deg 2018-11-28 01:59:57 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 01:59:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 01:59:59 INFO tclean:::: 2018-11-28 01:59:59 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 01:59:59 INFO tclean:::: ########################################## 2018-11-28 02:00:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0563689656556 2018-11-28 02:00:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.52918982506 min: -0.138455405831 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0563689656556 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.52918982506 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.138455405831 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:00:00 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:00:00 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:00:00 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs.I.iter1.residual 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs.I.iter1.sumwt 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs.I.iter1.psf 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs.I.iter1.pb 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs.I.iter1.cleanmask 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00044349767188Jy 2018-11-28 02:00:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:00:00 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:00:00 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['38'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw38.mfs.I.iter1', threshold='0.00044349767188Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs.I.iter1.cleanmask', pblimit=0.99421459436416626, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:00:00 INFO tclean:::: 2018-11-28 02:00:00 INFO tclean:::: ########################################## 2018-11-28 02:00:00 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:00:00 INFO tclean:::: 2018-11-28 02:00:00 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:00:00 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :38 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:00:02 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:00:02 INFO SynthesisImager::selectData selected spw [38] start channels [0] nchannels [128] 2018-11-28 02:00:02 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] : 2018-11-28 02:00:02 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:00:02 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.08053e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:00:02 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:00:02 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:00:02 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:00:02 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:00:02 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:00:02 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:00:02 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:00:02 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:00:02 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] : hogbom 2018-11-28 02:00:02 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:00:02 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:00:02 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:00:02 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:00:02 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:00:02 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:00:02 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw38.mfs.I.iter1.cleanmask 2018-11-28 02:00:02 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:00:02 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:00:02 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:00:02 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:00:02 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:00:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:00:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (1.52919,-0.138455) over full image : (1.52919,-0.138455) 2018-11-28 02:00:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:00:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.578434, CycleNiter=1000, Gain=0.1 2018-11-28 02:00:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] iters=0->10 [10], model=0->1.01457, peakres=1.52919->0.561192, Reached cyclethreshold. 2018-11-28 02:00:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:00:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:00:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:00:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.561215,-0.0532018) over full image : (0.561215,-0.0532018) 2018-11-28 02:00:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Total Model Flux : 1.01457 2018-11-28 02:00:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.212286, CycleNiter=990, Gain=0.1 2018-11-28 02:00:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] iters=0->10 [10], model=1.01457->1.38779, peakres=0.561215->0.207026, Reached cyclethreshold. 2018-11-28 02:00:06 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:00:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:00:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:00:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.207033,-0.0214792) over full image : (0.207033,-0.0214792) 2018-11-28 02:00:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Total Model Flux : 1.38779 2018-11-28 02:00:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0783128, CycleNiter=980, Gain=0.1 2018-11-28 02:00:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] iters=0->10 [10], model=1.38779->1.52549, peakres=0.207033->0.0763588, Reached cyclethreshold. 2018-11-28 02:00:10 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:00:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:00:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:00:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.0763614,-0.0108612) over full image : (0.0763614,-0.0108612) 2018-11-28 02:00:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Total Model Flux : 1.52549 2018-11-28 02:00:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0288846, CycleNiter=970, Gain=0.1 2018-11-28 02:00:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] iters=0->10 [10], model=1.52549->1.57629, peakres=0.0763614->0.0282194, Reached cyclethreshold. 2018-11-28 02:00:13 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:00:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:00:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:00:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.0282184,-0.0122987) over full image : (0.0282184,-0.0122987) 2018-11-28 02:00:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Total Model Flux : 1.57629 2018-11-28 02:00:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0106739, CycleNiter=960, Gain=0.1 2018-11-28 02:00:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] iters=0->20 [20], model=1.57629->1.59217, peakres=0.0282184->0.0105994, Reached cyclethreshold. 2018-11-28 02:00:17 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 60 iterations. 2018-11-28 02:00:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:00:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:00:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.0101947,-0.0105994) over full image : (0.0101947,-0.0105994) 2018-11-28 02:00:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Total Model Flux : 1.59217 2018-11-28 02:00:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00385626, CycleNiter=940, Gain=0.1 2018-11-28 02:00:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] iters=0->63 [63], model=1.59217->1.58908, peakres=0.0101947->0.00374597, Reached cyclethreshold. 2018-11-28 02:00:21 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 123 iterations. 2018-11-28 02:00:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:00:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:00:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.00363507,-0.00374613) over full image : (0.00363507,-0.00374613) 2018-11-28 02:00:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Total Model Flux : 1.58908 2018-11-28 02:00:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00137501, CycleNiter=877, Gain=0.1 2018-11-28 02:00:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] iters=0->222 [222], model=1.58908->1.59562, peakres=0.00363507->0.00137361, Reached cyclethreshold. 2018-11-28 02:00:24 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 345 iterations. 2018-11-28 02:00:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:00:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:00:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.00136966,-0.00140252) over full image : (0.00160217,-0.00145482) 2018-11-28 02:00:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Total Model Flux : 1.59562 2018-11-28 02:00:28 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00051809, CycleNiter=655, Gain=0.1 2018-11-28 02:00:28 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] iters=0->655 [655], model=1.59562->1.59355, peakres=0.00136966->0.000617836, Reached cycleniter. 2018-11-28 02:00:28 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:00:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:00:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:00:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.000714768,-0.000696841) over full image : (0.00105624,-0.000859459) 2018-11-28 02:00:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] Total Model Flux : 1.59355 2018-11-28 02:00:32 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:00:32 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] : Restoring model image. 2018-11-28 02:00:32 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw38.mfs.I.iter1] : Applying PB correction 2018-11-28 02:00:32 INFO tclean:::: 2018-11-28 02:00:32 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:00:32 INFO tclean:::: ########################################## 2018-11-28 02:00:33 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:00:33 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw38 ! 2018-11-28 02:00:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000244835013291 2018-11-28 02:00:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000264409085503 2018-11-28 02:00:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00104777433444 min: -0.00085945869796 2018-11-28 02:00:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000269456242677 2018-11-28 02:00:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:00:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000269456242677 2018-11-28 02:00:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00182358187158 2018-11-28 02:00:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.52676224709 2018-11-28 02:00:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000264409085503 2018-11-28 02:00:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000244835013291 2018-11-28 02:00:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00104777433444 2018-11-28 02:00:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00085945869796 2018-11-28 02:00:33 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:00:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:00:33 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 39 2018-11-28 02:00:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs*.iter* 2018-11-28 02:00:33 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:00:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:00:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:00:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 39:0~127 2018-11-28 02:00:46 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:00:46 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 39] 2018-11-28 02:00:46 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[39] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:00:46 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:00:46 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:00:46 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:00:46 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:00:46 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:00:46 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:00:46 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:00:47 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000111727 2018-11-28 02:00:47 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09343 2018-11-28 02:00:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 39 ChanRange 0~127: 0.000111727250187 Jy/beam 2018-11-28 02:00:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000111727250187 Jy 2018-11-28 02:00:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:00:47 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:00:47 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['39'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw39.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:00:47 INFO tclean:::: 2018-11-28 02:00:47 INFO tclean:::: ########################################## 2018-11-28 02:00:47 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:00:47 INFO tclean:::: 2018-11-28 02:00:47 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:00:47 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :39 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:00:48 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:00:48 INFO SynthesisImager::selectData selected spw [39] start channels [0] nchannels [128] 2018-11-28 02:00:48 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw39.mfs.I.iter0] : 2018-11-28 02:00:49 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:00:49 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.09333e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:00:49 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw39.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:00:49 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:00:49 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:00:49 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:00:49 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:00:49 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:00:49 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:00:49 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:00:49 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:00:51 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw39.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.48588e-05 2018-11-28 02:00:51 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.169157 arcsec, 0.157243 arcsec, -55.0888 deg 2018-11-28 02:00:51 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:00:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:00:53 INFO tclean:::: 2018-11-28 02:00:53 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:00:53 INFO tclean:::: ########################################## 2018-11-28 02:00:54 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0553921312094 2018-11-28 02:00:54 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.5246591568 min: -0.141345009208 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0553921312094 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.5246591568 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.141345009208 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:00:54 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:00:54 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:00:54 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs.I.iter1.residual 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs.I.iter1.sumwt 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs.I.iter1.psf 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs.I.iter1.pb 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs.I.iter1.cleanmask 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000446909000747Jy 2018-11-28 02:00:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:00:54 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:00:54 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['39'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw39.mfs.I.iter1', threshold='0.000446909000747Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs.I.iter1.cleanmask', pblimit=0.99418282508850098, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:00:54 INFO tclean:::: 2018-11-28 02:00:54 INFO tclean:::: ########################################## 2018-11-28 02:00:54 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:00:54 INFO tclean:::: 2018-11-28 02:00:54 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:00:54 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :39 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:00:56 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:00:56 INFO SynthesisImager::selectData selected spw [39] start channels [0] nchannels [128] 2018-11-28 02:00:56 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] : 2018-11-28 02:00:56 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:00:56 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.09333e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:00:56 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:00:56 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:00:56 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:00:56 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:00:56 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:00:56 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:00:56 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:00:56 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:00:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] : hogbom 2018-11-28 02:00:56 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:00:56 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:00:56 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:00:56 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:00:56 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:00:56 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:00:56 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw39.mfs.I.iter1.cleanmask 2018-11-28 02:00:56 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:00:56 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:00:56 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:00:56 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:00:56 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:00:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:00:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (1.52466,-0.141345) over full image : (1.52466,-0.141345) 2018-11-28 02:00:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:00:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.596393, CycleNiter=1000, Gain=0.1 2018-11-28 02:00:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] iters=0->10 [10], model=0->1.01189, peakres=1.52466->0.560018, Reached cyclethreshold. 2018-11-28 02:00:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:00:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:01:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:01:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.560041,-0.0547758) over full image : (0.560041,-0.0547758) 2018-11-28 02:01:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Total Model Flux : 1.01189 2018-11-28 02:01:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.219068, CycleNiter=990, Gain=0.1 2018-11-28 02:01:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] iters=0->10 [10], model=1.01189->1.38445, peakres=0.560041->0.206694, Reached cyclethreshold. 2018-11-28 02:01:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:01:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:01:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:01:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.206701,-0.0221067) over full image : (0.206701,-0.0221067) 2018-11-28 02:01:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Total Model Flux : 1.38445 2018-11-28 02:01:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0808543, CycleNiter=980, Gain=0.1 2018-11-28 02:01:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] iters=0->10 [10], model=1.38445->1.52197, peakres=0.206701->0.0763985, Reached cyclethreshold. 2018-11-28 02:01:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:01:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:01:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:01:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.0763958,-0.0112566) over full image : (0.0763958,-0.0112566) 2018-11-28 02:01:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Total Model Flux : 1.52197 2018-11-28 02:01:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0298833, CycleNiter=970, Gain=0.1 2018-11-28 02:01:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] iters=0->10 [10], model=1.52197->1.57273, peakres=0.0763958->0.0282414, Reached cyclethreshold. 2018-11-28 02:01:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:01:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:01:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:01:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.0282405,-0.012082) over full image : (0.0282405,-0.012082) 2018-11-28 02:01:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Total Model Flux : 1.57273 2018-11-28 02:01:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0110467, CycleNiter=960, Gain=0.1 2018-11-28 02:01:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] iters=0->18 [18], model=1.57273->1.58884, peakres=0.0282405->0.0110206, Reached cyclethreshold. 2018-11-28 02:01:11 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 58 iterations. 2018-11-28 02:01:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:01:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:01:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.0109638,-0.0110205) over full image : (0.0109638,-0.0110205) 2018-11-28 02:01:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Total Model Flux : 1.58884 2018-11-28 02:01:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00428864, CycleNiter=942, Gain=0.1 2018-11-28 02:01:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] iters=0->58 [58], model=1.58884->1.58612, peakres=0.0109638->0.00422296, Reached cyclethreshold. 2018-11-28 02:01:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 116 iterations. 2018-11-28 02:01:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:01:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:01:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.0042225,-0.00420095) over full image : (0.0042225,-0.00420095) 2018-11-28 02:01:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Total Model Flux : 1.58612 2018-11-28 02:01:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00165169, CycleNiter=884, Gain=0.1 2018-11-28 02:01:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] iters=0->185 [185], model=1.58612->1.59108, peakres=0.0042225->0.00164018, Reached cyclethreshold. 2018-11-28 02:01:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 301 iterations. 2018-11-28 02:01:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:01:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:01:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.0016366,-0.00161053) over full image : (0.00192563,-0.00164421) 2018-11-28 02:01:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Total Model Flux : 1.59108 2018-11-28 02:01:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000640181, CycleNiter=699, Gain=0.1 2018-11-28 02:01:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] iters=0->699 [699], model=1.59108->1.59477, peakres=0.0016366->0.000656992, Reached cycleniter. 2018-11-28 02:01:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:01:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:01:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:01:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.000753094,-0.000705629) over full image : (0.000961507,-0.00096157) 2018-11-28 02:01:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] Total Model Flux : 1.59477 2018-11-28 02:01:26 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:01:26 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] : Restoring model image. 2018-11-28 02:01:27 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw39.mfs.I.iter1] : Applying PB correction 2018-11-28 02:01:27 INFO tclean:::: 2018-11-28 02:01:27 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:01:27 INFO tclean:::: ########################################## 2018-11-28 02:01:27 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:01:27 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw39 ! 2018-11-28 02:01:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000254500948358 2018-11-28 02:01:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000272019417025 2018-11-28 02:01:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000922777689993 min: -0.00095827342011 2018-11-28 02:01:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000275495229289 2018-11-28 02:01:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:01:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000275495229289 2018-11-28 02:01:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00173229747452 2018-11-28 02:01:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.52207159996 2018-11-28 02:01:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000272019417025 2018-11-28 02:01:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000254500948358 2018-11-28 02:01:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000922777689993 2018-11-28 02:01:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00095827342011 2018-11-28 02:01:27 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:01:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:01:27 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 40 2018-11-28 02:01:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs*.iter* 2018-11-28 02:01:27 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:01:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:01:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:01:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 40:0~127 2018-11-28 02:01:40 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:01:40 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 40] 2018-11-28 02:01:40 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[40] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:01:40 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:01:40 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:01:40 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:01:40 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:01:41 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:01:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:01:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:01:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000112366 2018-11-28 02:01:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09466 2018-11-28 02:01:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 40 ChanRange 0~127: 0.000112365969812 Jy/beam 2018-11-28 02:01:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000112365969812 Jy 2018-11-28 02:01:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:01:41 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:01:41 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['40'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw40.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:01:41 INFO tclean:::: 2018-11-28 02:01:41 INFO tclean:::: ########################################## 2018-11-28 02:01:41 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:01:41 INFO tclean:::: 2018-11-28 02:01:41 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:01:41 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :40 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:01:43 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:01:43 INFO SynthesisImager::selectData selected spw [40] start channels [0] nchannels [128] 2018-11-28 02:01:43 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw40.mfs.I.iter0] : 2018-11-28 02:01:43 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:01:43 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.10613e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:01:43 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw40.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:01:43 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:01:43 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:01:43 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:01:43 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:01:43 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:01:43 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:01:43 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:01:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:01:45 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw40.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.50165e-05 2018-11-28 02:01:45 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.168797 arcsec, 0.156283 arcsec, -56.9351 deg 2018-11-28 02:01:45 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:01:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:01:48 INFO tclean:::: 2018-11-28 02:01:48 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:01:48 INFO tclean:::: ########################################## 2018-11-28 02:01:48 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.055296074599 2018-11-28 02:01:48 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.52072155476 min: -0.145438060164 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.055296074599 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.52072155476 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.145438060164 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:01:48 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:01:48 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:01:48 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs.I.iter1.residual 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs.I.iter1.sumwt 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs.I.iter1.psf 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs.I.iter1.pb 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs.I.iter1.cleanmask 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000449463879249Jy 2018-11-28 02:01:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:01:48 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:01:49 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['40'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw40.mfs.I.iter1', threshold='0.000449463879249Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs.I.iter1.cleanmask', pblimit=0.99415099620819092, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:01:49 INFO tclean:::: 2018-11-28 02:01:49 INFO tclean:::: ########################################## 2018-11-28 02:01:49 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:01:49 INFO tclean:::: 2018-11-28 02:01:49 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:01:49 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :40 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:01:50 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:01:50 INFO SynthesisImager::selectData selected spw [40] start channels [0] nchannels [128] 2018-11-28 02:01:50 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] : 2018-11-28 02:01:50 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:01:50 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.10613e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:01:50 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:01:50 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:01:50 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:01:50 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:01:50 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:01:50 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:01:50 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:01:51 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:01:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] : hogbom 2018-11-28 02:01:51 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:01:51 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:01:51 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:01:51 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:01:51 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:01:51 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:01:51 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw40.mfs.I.iter1.cleanmask 2018-11-28 02:01:51 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:01:51 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:01:51 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:01:51 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:01:51 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:01:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:01:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (1.52072,-0.145438) over full image : (1.52072,-0.145438) 2018-11-28 02:01:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:01:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.601858, CycleNiter=1000, Gain=0.1 2018-11-28 02:01:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] iters=0->10 [10], model=0->1.00926, peakres=1.52072->0.558507, Reached cyclethreshold. 2018-11-28 02:01:51 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:01:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:01:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:01:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.55853,-0.0559376) over full image : (0.55853,-0.0559376) 2018-11-28 02:01:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Total Model Flux : 1.00926 2018-11-28 02:01:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.22105, CycleNiter=990, Gain=0.1 2018-11-28 02:01:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] iters=0->10 [10], model=1.00926->1.38089, peakres=0.55853->0.206255, Reached cyclethreshold. 2018-11-28 02:01:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:01:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:01:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:01:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.206262,-0.0224953) over full image : (0.206262,-0.0224953) 2018-11-28 02:01:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Total Model Flux : 1.38089 2018-11-28 02:01:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0816326, CycleNiter=980, Gain=0.1 2018-11-28 02:01:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] iters=0->10 [10], model=1.38089->1.51816, peakres=0.206262->0.0761413, Reached cyclethreshold. 2018-11-28 02:01:58 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:01:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:02:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:02:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.076144,-0.0112031) over full image : (0.076144,-0.0112031) 2018-11-28 02:02:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Total Model Flux : 1.51816 2018-11-28 02:02:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0301356, CycleNiter=970, Gain=0.1 2018-11-28 02:02:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] iters=0->10 [10], model=1.51816->1.56885, peakres=0.076144->0.0282233, Reached cyclethreshold. 2018-11-28 02:02:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:02:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:02:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:02:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.0282223,-0.0126116) over full image : (0.0282223,-0.0126116) 2018-11-28 02:02:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Total Model Flux : 1.56885 2018-11-28 02:02:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0111696, CycleNiter=960, Gain=0.1 2018-11-28 02:02:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] iters=0->18 [18], model=1.56885->1.58484, peakres=0.0282223->0.0109895, Reached cyclethreshold. 2018-11-28 02:02:05 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 58 iterations. 2018-11-28 02:02:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:02:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:02:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.0109892,-0.0106121) over full image : (0.0109892,-0.0106121) 2018-11-28 02:02:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Total Model Flux : 1.58484 2018-11-28 02:02:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00434921, CycleNiter=942, Gain=0.1 2018-11-28 02:02:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] iters=0->57 [57], model=1.58484->1.58275, peakres=0.0109892->0.00423285, Reached cyclethreshold. 2018-11-28 02:02:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 115 iterations. 2018-11-28 02:02:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:02:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:02:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.00405002,-0.00423267) over full image : (0.00405002,-0.00423267) 2018-11-28 02:02:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Total Model Flux : 1.58275 2018-11-28 02:02:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00160288, CycleNiter=885, Gain=0.1 2018-11-28 02:02:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] iters=0->180 [180], model=1.58275->1.58618, peakres=0.00405002->0.00160041, Reached cyclethreshold. 2018-11-28 02:02:13 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 295 iterations. 2018-11-28 02:02:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:02:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:02:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.00160055,-0.00162629) over full image : (0.00201977,-0.00180807) 2018-11-28 02:02:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Total Model Flux : 1.58618 2018-11-28 02:02:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000633452, CycleNiter=705, Gain=0.1 2018-11-28 02:02:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] iters=0->705 [705], model=1.58618->1.58901, peakres=0.00160055->0.0006406, Reached cycleniter. 2018-11-28 02:02:17 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:02:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:02:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:02:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.000700177,-0.00074025) over full image : (0.0011402,-0.00100735) 2018-11-28 02:02:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] Total Model Flux : 1.58901 2018-11-28 02:02:21 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:02:21 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] : Restoring model image. 2018-11-28 02:02:21 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw40.mfs.I.iter1] : Applying PB correction 2018-11-28 02:02:21 INFO tclean:::: 2018-11-28 02:02:21 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:02:21 INFO tclean:::: ########################################## 2018-11-28 02:02:22 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:02:22 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw40 ! 2018-11-28 02:02:22 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000251214165473 2018-11-28 02:02:22 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0002641575702 2018-11-28 02:02:22 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000831874844152 min: -0.000869176234119 2018-11-28 02:02:22 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000269529526122 2018-11-28 02:02:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:02:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000269529526122 2018-11-28 02:02:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00192995765246 2018-11-28 02:02:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.51819348335 2018-11-28 02:02:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.0002641575702 2018-11-28 02:02:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000251214165473 2018-11-28 02:02:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000831874844152 2018-11-28 02:02:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000869176234119 2018-11-28 02:02:22 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:02:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:02:22 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 41 2018-11-28 02:02:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs*.iter* 2018-11-28 02:02:22 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:02:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:02:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:02:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 41:0~127 2018-11-28 02:02:35 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:02:35 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 41] 2018-11-28 02:02:35 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[41] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:02:35 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:02:35 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:02:35 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:02:35 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:02:35 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:02:35 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:02:35 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:02:36 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000115147 2018-11-28 02:02:36 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09366 2018-11-28 02:02:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 41 ChanRange 0~127: 0.000115146999856 Jy/beam 2018-11-28 02:02:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000115146999856 Jy 2018-11-28 02:02:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:02:36 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:02:36 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['41'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw41.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:02:36 INFO tclean:::: 2018-11-28 02:02:36 INFO tclean:::: ########################################## 2018-11-28 02:02:36 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:02:36 INFO tclean:::: 2018-11-28 02:02:36 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:02:36 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :41 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:02:37 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:02:37 INFO SynthesisImager::selectData selected spw [41] start channels [0] nchannels [128] 2018-11-28 02:02:37 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw41.mfs.I.iter0] : 2018-11-28 02:02:37 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:02:37 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.11893e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:02:37 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw41.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:02:37 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:02:37 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:02:37 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:02:37 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:02:37 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:02:37 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:02:38 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:02:38 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:02:40 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw41.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.69054e-05 2018-11-28 02:02:40 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.168054 arcsec, 0.154514 arcsec, -57.0794 deg 2018-11-28 02:02:40 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:02:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:02:42 INFO tclean:::: 2018-11-28 02:02:42 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:02:42 INFO tclean:::: ########################################## 2018-11-28 02:02:42 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0558751411736 2018-11-28 02:02:42 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.51645314693 min: -0.152026414871 2018-11-28 02:02:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:02:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0558751411736 2018-11-28 02:02:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.51645314693 2018-11-28 02:02:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.152026414871 2018-11-28 02:02:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:02:42 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:02:42 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:02:42 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:02:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs.I.iter1.residual 2018-11-28 02:02:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs.I.iter1.sumwt 2018-11-28 02:02:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs.I.iter1.psf 2018-11-28 02:02:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs.I.iter1.pb 2018-11-28 02:02:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:02:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs.I.iter1.cleanmask 2018-11-28 02:02:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000460587999422Jy 2018-11-28 02:02:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:02:43 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:02:43 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['41'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw41.mfs.I.iter1', threshold='0.000460587999422Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs.I.iter1.cleanmask', pblimit=0.99411898851394653, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:02:43 INFO tclean:::: 2018-11-28 02:02:43 INFO tclean:::: ########################################## 2018-11-28 02:02:43 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:02:43 INFO tclean:::: 2018-11-28 02:02:43 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:02:43 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :41 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:02:44 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:02:44 INFO SynthesisImager::selectData selected spw [41] start channels [0] nchannels [128] 2018-11-28 02:02:44 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] : 2018-11-28 02:02:44 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:02:44 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.11893e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:02:44 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:02:44 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:02:44 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:02:44 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:02:44 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:02:44 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:02:44 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:02:45 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:02:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] : hogbom 2018-11-28 02:02:45 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:02:45 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:02:45 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:02:45 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:02:45 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:02:45 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:02:45 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw41.mfs.I.iter1.cleanmask 2018-11-28 02:02:45 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:02:45 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:02:45 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:02:45 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:02:45 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:02:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:02:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (1.51645,-0.152026) over full image : (1.51645,-0.152026) 2018-11-28 02:02:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:02:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.593622, CycleNiter=1000, Gain=0.1 2018-11-28 02:02:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] iters=0->10 [10], model=0->1.00654, peakres=1.51645->0.557165, Reached cyclethreshold. 2018-11-28 02:02:45 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:02:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:02:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:02:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.557163,-0.0558778) over full image : (0.557163,-0.0558778) 2018-11-28 02:02:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Total Model Flux : 1.00654 2018-11-28 02:02:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.218104, CycleNiter=990, Gain=0.1 2018-11-28 02:02:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] iters=0->10 [10], model=1.00654->1.37722, peakres=0.557163->0.206494, Reached cyclethreshold. 2018-11-28 02:02:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:02:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:02:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:02:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.206487,-0.0225013) over full image : (0.206487,-0.0225013) 2018-11-28 02:02:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Total Model Flux : 1.37722 2018-11-28 02:02:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0808301, CycleNiter=980, Gain=0.1 2018-11-28 02:02:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] iters=0->10 [10], model=1.37722->1.51434, peakres=0.206487->0.0763765, Reached cyclethreshold. 2018-11-28 02:02:52 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:02:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:02:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:02:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.0763742,-0.011133) over full image : (0.0763742,-0.011133) 2018-11-28 02:02:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Total Model Flux : 1.51434 2018-11-28 02:02:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.029897, CycleNiter=970, Gain=0.1 2018-11-28 02:02:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] iters=0->10 [10], model=1.51434->1.56505, peakres=0.0763742->0.0282613, Reached cyclethreshold. 2018-11-28 02:02:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:02:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:02:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:02:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.0282605,-0.0104598) over full image : (0.0282605,-0.0104598) 2018-11-28 02:02:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Total Model Flux : 1.56505 2018-11-28 02:02:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0110627, CycleNiter=960, Gain=0.1 2018-11-28 02:02:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] iters=0->22 [22], model=1.56505->1.58194, peakres=0.0282605->0.0110203, Reached cyclethreshold. 2018-11-28 02:02:59 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 62 iterations. 2018-11-28 02:02:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:03:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:03:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.0108262,-0.0110205) over full image : (0.0108262,-0.0110205) 2018-11-28 02:03:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Total Model Flux : 1.58194 2018-11-28 02:03:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00423795, CycleNiter=938, Gain=0.1 2018-11-28 02:03:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] iters=0->58 [58], model=1.58194->1.5791, peakres=0.0108262->0.00419234, Reached cyclethreshold. 2018-11-28 02:03:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 120 iterations. 2018-11-28 02:03:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:03:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:03:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.00404809,-0.00419245) over full image : (0.00404809,-0.00419245) 2018-11-28 02:03:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Total Model Flux : 1.5791 2018-11-28 02:03:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00158464, CycleNiter=880, Gain=0.1 2018-11-28 02:03:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] iters=0->213 [213], model=1.5791->1.5846, peakres=0.00404809->0.00158258, Reached cyclethreshold. 2018-11-28 02:03:06 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 333 iterations. 2018-11-28 02:03:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:03:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:03:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.00167309,-0.00156242) over full image : (0.00196478,-0.00173131) 2018-11-28 02:03:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Total Model Flux : 1.5846 2018-11-28 02:03:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000654936, CycleNiter=667, Gain=0.1 2018-11-28 02:03:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] iters=0->667 [667], model=1.5846->1.58753, peakres=0.00167309->0.000700243, Reached cycleniter. 2018-11-28 02:03:10 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:03:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:03:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:03:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.00076184,-0.000854178) over full image : (0.0011216,-0.00116151) 2018-11-28 02:03:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] Total Model Flux : 1.58753 2018-11-28 02:03:14 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:03:14 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] : Restoring model image. 2018-11-28 02:03:14 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw41.mfs.I.iter1] : Applying PB correction 2018-11-28 02:03:14 INFO tclean:::: 2018-11-28 02:03:14 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:03:14 INFO tclean:::: ########################################## 2018-11-28 02:03:15 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:03:15 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw41 ! 2018-11-28 02:03:15 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000275796774076 2018-11-28 02:03:15 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000294008204946 2018-11-28 02:03:15 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00097834947519 min: -0.00116151117254 2018-11-28 02:03:15 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000298942206427 2018-11-28 02:03:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:03:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000298942206427 2018-11-28 02:03:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00184156512842 2018-11-28 02:03:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.5133317709 2018-11-28 02:03:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000294008204946 2018-11-28 02:03:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000275796774076 2018-11-28 02:03:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00097834947519 2018-11-28 02:03:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00116151117254 2018-11-28 02:03:15 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:03:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:03:15 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 42 2018-11-28 02:03:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs*.iter* 2018-11-28 02:03:15 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:03:27 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:03:27 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:03:27 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 42:0~127 2018-11-28 02:03:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:03:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 42] 2018-11-28 02:03:28 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[42] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:03:28 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:03:28 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:03:28 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:03:28 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:03:29 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:03:29 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:03:29 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:03:29 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000116892 2018-11-28 02:03:29 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09502 2018-11-28 02:03:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 42 ChanRange 0~127: 0.000116892227331 Jy/beam 2018-11-28 02:03:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000116892227331 Jy 2018-11-28 02:03:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:03:29 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:03:30 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['42'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw42.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:03:30 INFO tclean:::: 2018-11-28 02:03:30 INFO tclean:::: ########################################## 2018-11-28 02:03:30 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:03:30 INFO tclean:::: 2018-11-28 02:03:30 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:03:30 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :42 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:03:31 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:03:31 INFO SynthesisImager::selectData selected spw [42] start channels [0] nchannels [128] 2018-11-28 02:03:31 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw42.mfs.I.iter0] : 2018-11-28 02:03:31 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:03:31 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.13173e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:03:31 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw42.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:03:31 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:03:31 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:03:31 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:03:31 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:03:31 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:03:31 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:03:32 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:03:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:03:34 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw42.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.7797e-05 2018-11-28 02:03:34 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.167616 arcsec, 0.1547 arcsec, -57.5542 deg 2018-11-28 02:03:34 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:03:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:03:36 INFO tclean:::: 2018-11-28 02:03:36 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:03:36 INFO tclean:::: ########################################## 2018-11-28 02:03:37 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0550527647138 2018-11-28 02:03:37 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.51257658005 min: -0.146608188748 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0550527647138 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.51257658005 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.146608188748 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:03:37 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:03:37 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:03:37 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs.I.iter1.residual 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs.I.iter1.sumwt 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs.I.iter1.psf 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs.I.iter1.pb 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs.I.iter1.cleanmask 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000467568909325Jy 2018-11-28 02:03:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:03:37 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:03:37 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['42'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw42.mfs.I.iter1', threshold='0.000467568909325Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs.I.iter1.cleanmask', pblimit=0.99408704042434692, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:03:37 INFO tclean:::: 2018-11-28 02:03:37 INFO tclean:::: ########################################## 2018-11-28 02:03:37 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:03:37 INFO tclean:::: 2018-11-28 02:03:37 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:03:37 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :42 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:03:38 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:03:38 INFO SynthesisImager::selectData selected spw [42] start channels [0] nchannels [128] 2018-11-28 02:03:38 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] : 2018-11-28 02:03:38 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:03:38 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.13173e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:03:38 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:03:38 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:03:38 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:03:38 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:03:38 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:03:38 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:03:38 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:03:39 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:03:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] : hogbom 2018-11-28 02:03:39 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:03:39 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:03:39 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:03:39 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:03:39 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:03:39 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:03:39 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw42.mfs.I.iter1.cleanmask 2018-11-28 02:03:39 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:03:39 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:03:39 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:03:39 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:03:39 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:03:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:03:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (1.51258,-0.146608) over full image : (1.51258,-0.146608) 2018-11-28 02:03:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:03:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.594594, CycleNiter=1000, Gain=0.1 2018-11-28 02:03:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] iters=0->10 [10], model=0->1.00414, peakres=1.51258->0.555903, Reached cyclethreshold. 2018-11-28 02:03:39 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:03:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:03:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:03:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.555927,-0.0555207) over full image : (0.555927,-0.0555207) 2018-11-28 02:03:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Total Model Flux : 1.00414 2018-11-28 02:03:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.218535, CycleNiter=990, Gain=0.1 2018-11-28 02:03:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] iters=0->10 [10], model=1.00414->1.37418, peakres=0.555927->0.205491, Reached cyclethreshold. 2018-11-28 02:03:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:03:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:03:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:03:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.205499,-0.0224286) over full image : (0.205499,-0.0224286) 2018-11-28 02:03:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Total Model Flux : 1.37418 2018-11-28 02:03:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0807816, CycleNiter=980, Gain=0.1 2018-11-28 02:03:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] iters=0->10 [10], model=1.37418->1.51098, peakres=0.205499->0.0760877, Reached cyclethreshold. 2018-11-28 02:03:46 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:03:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:03:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:03:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.0760849,-0.0111458) over full image : (0.0760849,-0.0111458) 2018-11-28 02:03:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Total Model Flux : 1.51098 2018-11-28 02:03:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.029909, CycleNiter=970, Gain=0.1 2018-11-28 02:03:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] iters=0->10 [10], model=1.51098->1.56156, peakres=0.0760849->0.0281771, Reached cyclethreshold. 2018-11-28 02:03:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:03:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:03:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:03:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.0281763,-0.0122098) over full image : (0.0281763,-0.0122098) 2018-11-28 02:03:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Total Model Flux : 1.56156 2018-11-28 02:03:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0110761, CycleNiter=960, Gain=0.1 2018-11-28 02:03:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] iters=0->18 [18], model=1.56156->1.57767, peakres=0.0281763->0.0108849, Reached cyclethreshold. 2018-11-28 02:03:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 58 iterations. 2018-11-28 02:03:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:03:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:03:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.010882,-0.0108848) over full image : (0.010882,-0.0108848) 2018-11-28 02:03:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Total Model Flux : 1.57767 2018-11-28 02:03:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00427771, CycleNiter=942, Gain=0.1 2018-11-28 02:03:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] iters=0->58 [58], model=1.57767->1.57511, peakres=0.010882->0.00419323, Reached cyclethreshold. 2018-11-28 02:03:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 116 iterations. 2018-11-28 02:03:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:04:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:04:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.0041752,-0.00419329) over full image : (0.0041752,-0.00419329) 2018-11-28 02:04:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Total Model Flux : 1.57511 2018-11-28 02:04:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00164127, CycleNiter=884, Gain=0.1 2018-11-28 02:04:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] iters=0->189 [189], model=1.57511->1.58045, peakres=0.0041752->0.00163112, Reached cyclethreshold. 2018-11-28 02:04:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 305 iterations. 2018-11-28 02:04:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:04:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:04:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.00184469,-0.0016313) over full image : (0.00204588,-0.0017403) 2018-11-28 02:04:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Total Model Flux : 1.58045 2018-11-28 02:04:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000725147, CycleNiter=695, Gain=0.1 2018-11-28 02:04:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] iters=0->591 [591], model=1.58045->1.5829, peakres=0.00184469->0.000724602, Reached cyclethreshold. 2018-11-28 02:04:05 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 896 iterations. 2018-11-28 02:04:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 8 ------------------------------------- 2018-11-28 02:04:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:04:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.000757078,-0.00086926) over full image : (0.00115359,-0.00104485) 2018-11-28 02:04:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Total Model Flux : 1.5829 2018-11-28 02:04:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000467569, CycleNiter=104, Gain=0.1 2018-11-28 02:04:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] iters=0->104 [104], model=1.5829->1.58231, peakres=0.000757078->0.000613628, Reached cycleniter. 2018-11-28 02:04:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:04:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 9 ------------------------------------- 2018-11-28 02:04:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:04:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.000642937,-0.00062221) over full image : (0.00105288,-0.000970717) 2018-11-28 02:04:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] Total Model Flux : 1.58231 2018-11-28 02:04:13 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:04:13 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] : Restoring model image. 2018-11-28 02:04:13 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw42.mfs.I.iter1] : Applying PB correction 2018-11-28 02:04:13 INFO tclean:::: 2018-11-28 02:04:13 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:04:13 INFO tclean:::: ########################################## 2018-11-28 02:04:14 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:04:14 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw42 ! 2018-11-28 02:04:14 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000258464075159 2018-11-28 02:04:14 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000278130552033 2018-11-28 02:04:14 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000874983961694 min: -0.000970717112068 2018-11-28 02:04:14 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000284250825644 2018-11-28 02:04:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:04:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000284250825644 2018-11-28 02:04:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00195232895203 2018-11-28 02:04:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.50976955891 2018-11-28 02:04:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000278130552033 2018-11-28 02:04:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000258464075159 2018-11-28 02:04:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000874983961694 2018-11-28 02:04:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000970717112068 2018-11-28 02:04:14 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:04:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:04:14 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 43 2018-11-28 02:04:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs*.iter* 2018-11-28 02:04:14 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:04:26 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:04:26 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:04:26 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 43:0~127 2018-11-28 02:04:27 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:04:27 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 43] 2018-11-28 02:04:27 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[43] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:04:27 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:04:27 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:04:27 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:04:27 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:04:28 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:04:28 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:04:28 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:04:28 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.00011407 2018-11-28 02:04:28 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09609 2018-11-28 02:04:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 43 ChanRange 0~127: 0.000114069550026 Jy/beam 2018-11-28 02:04:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000114069550026 Jy 2018-11-28 02:04:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:04:28 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:04:28 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['43'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw43.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:04:28 INFO tclean:::: 2018-11-28 02:04:28 INFO tclean:::: ########################################## 2018-11-28 02:04:28 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:04:28 INFO tclean:::: 2018-11-28 02:04:28 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:04:28 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :43 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:04:30 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:04:30 INFO SynthesisImager::selectData selected spw [43] start channels [0] nchannels [128] 2018-11-28 02:04:30 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw43.mfs.I.iter0] : 2018-11-28 02:04:30 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:04:30 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.14453e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:04:30 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw43.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:04:30 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:04:30 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:04:30 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:04:30 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:04:30 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:04:30 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:04:30 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:04:30 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:04:32 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw43.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.5734e-05 2018-11-28 02:04:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.167887 arcsec, 0.154578 arcsec, -53.7657 deg 2018-11-28 02:04:32 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:04:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:04:35 INFO tclean:::: 2018-11-28 02:04:35 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:04:35 INFO tclean:::: ########################################## 2018-11-28 02:04:35 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0547042116523 2018-11-28 02:04:35 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.50883710384 min: -0.145668193698 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0547042116523 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.50883710384 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.145668193698 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:04:35 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:04:35 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:04:35 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs.I.iter1.residual 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs.I.iter1.sumwt 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs.I.iter1.psf 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs.I.iter1.pb 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs.I.iter1.cleanmask 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000456278200103Jy 2018-11-28 02:04:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:04:35 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:04:36 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['43'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw43.mfs.I.iter1', threshold='0.000456278200103Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs.I.iter1.cleanmask', pblimit=0.99405497312545776, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:04:36 INFO tclean:::: 2018-11-28 02:04:36 INFO tclean:::: ########################################## 2018-11-28 02:04:36 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:04:36 INFO tclean:::: 2018-11-28 02:04:36 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:04:36 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :43 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:04:37 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:04:37 INFO SynthesisImager::selectData selected spw [43] start channels [0] nchannels [128] 2018-11-28 02:04:37 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] : 2018-11-28 02:04:37 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:04:37 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.14453e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:04:37 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:04:37 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:04:37 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:04:37 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:04:37 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:04:37 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:04:37 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:04:38 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:04:38 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] : hogbom 2018-11-28 02:04:38 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:04:38 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:04:38 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:04:38 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:04:38 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:04:38 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:04:38 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw43.mfs.I.iter1.cleanmask 2018-11-28 02:04:38 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:04:38 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:04:38 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:04:38 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:04:38 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:04:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:04:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (1.50884,-0.145668) over full image : (1.50884,-0.145668) 2018-11-28 02:04:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:04:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.59776, CycleNiter=1000, Gain=0.1 2018-11-28 02:04:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] iters=0->10 [10], model=0->1.0016, peakres=1.50884->0.554399, Reached cyclethreshold. 2018-11-28 02:04:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:04:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:04:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:04:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.554422,-0.0550045) over full image : (0.554422,-0.0550045) 2018-11-28 02:04:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Total Model Flux : 1.0016 2018-11-28 02:04:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.219647, CycleNiter=990, Gain=0.1 2018-11-28 02:04:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] iters=0->10 [10], model=1.0016->1.37064, peakres=0.554422->0.205007, Reached cyclethreshold. 2018-11-28 02:04:42 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:04:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:04:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:04:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.205014,-0.0220927) over full image : (0.205014,-0.0220927) 2018-11-28 02:04:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Total Model Flux : 1.37064 2018-11-28 02:04:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0812209, CycleNiter=980, Gain=0.1 2018-11-28 02:04:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] iters=0->10 [10], model=1.37064->1.50711, peakres=0.205014->0.0758652, Reached cyclethreshold. 2018-11-28 02:04:45 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:04:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:04:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:04:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.0758625,-0.0113552) over full image : (0.0758625,-0.0113552) 2018-11-28 02:04:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Total Model Flux : 1.50711 2018-11-28 02:04:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0300547, CycleNiter=970, Gain=0.1 2018-11-28 02:04:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] iters=0->10 [10], model=1.50711->1.55758, peakres=0.0758625->0.0280778, Reached cyclethreshold. 2018-11-28 02:04:49 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:04:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:04:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:04:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.0280768,-0.0123171) over full image : (0.0280768,-0.0123171) 2018-11-28 02:04:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Total Model Flux : 1.55758 2018-11-28 02:04:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0111233, CycleNiter=960, Gain=0.1 2018-11-28 02:04:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] iters=0->18 [18], model=1.55758->1.57362, peakres=0.0280768->0.0108503, Reached cyclethreshold. 2018-11-28 02:04:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 58 iterations. 2018-11-28 02:04:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:04:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:04:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.0108499,-0.0106693) over full image : (0.0108499,-0.0106693) 2018-11-28 02:04:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Total Model Flux : 1.57362 2018-11-28 02:04:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00429843, CycleNiter=942, Gain=0.1 2018-11-28 02:04:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] iters=0->58 [58], model=1.57362->1.57099, peakres=0.0108499->0.00422152, Reached cyclethreshold. 2018-11-28 02:04:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 116 iterations. 2018-11-28 02:04:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:05:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:05:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.00422125,-0.00421171) over full image : (0.00422125,-0.00421171) 2018-11-28 02:05:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Total Model Flux : 1.57099 2018-11-28 02:05:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00167234, CycleNiter=884, Gain=0.1 2018-11-28 02:05:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] iters=0->174 [174], model=1.57099->1.57545, peakres=0.00422125->0.00166218, Reached cyclethreshold. 2018-11-28 02:05:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 290 iterations. 2018-11-28 02:05:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:05:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:05:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.00166229,-0.00164556) over full image : (0.00210938,-0.00164556) 2018-11-28 02:05:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Total Model Flux : 1.57545 2018-11-28 02:05:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000658552, CycleNiter=710, Gain=0.1 2018-11-28 02:05:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] iters=0->710 [710], model=1.57545->1.58017, peakres=0.00166229->0.000685529, Reached cycleniter. 2018-11-28 02:05:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:05:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:05:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:05:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.000740541,-0.000733734) over full image : (0.00107748,-0.000971135) 2018-11-28 02:05:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] Total Model Flux : 1.58017 2018-11-28 02:05:08 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:05:08 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] : Restoring model image. 2018-11-28 02:05:08 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw43.mfs.I.iter1] : Applying PB correction 2018-11-28 02:05:08 INFO tclean:::: 2018-11-28 02:05:08 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:05:08 INFO tclean:::: ########################################## 2018-11-28 02:05:09 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:05:09 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw43 ! 2018-11-28 02:05:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000267087045358 2018-11-28 02:05:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000288635666948 2018-11-28 02:05:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00103537295945 min: -0.00091971171787 2018-11-28 02:05:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000293398858048 2018-11-28 02:05:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:05:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000293398858048 2018-11-28 02:05:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00167690997478 2018-11-28 02:05:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.5067564249 2018-11-28 02:05:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000288635666948 2018-11-28 02:05:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000267087045358 2018-11-28 02:05:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00103537295945 2018-11-28 02:05:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00091971171787 2018-11-28 02:05:09 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:05:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:05:09 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 44 2018-11-28 02:05:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs*.iter* 2018-11-28 02:05:09 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:05:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:05:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:05:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 44:0~127 2018-11-28 02:05:22 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:05:22 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 44] 2018-11-28 02:05:22 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[44] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:05:22 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:05:22 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:05:22 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:05:22 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:05:22 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:05:22 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:05:22 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:05:23 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000114231 2018-11-28 02:05:23 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09691 2018-11-28 02:05:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 44 ChanRange 0~127: 0.000114230904263 Jy/beam 2018-11-28 02:05:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000114230904263 Jy 2018-11-28 02:05:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:05:23 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:05:23 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['44'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw44.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:05:23 INFO tclean:::: 2018-11-28 02:05:23 INFO tclean:::: ########################################## 2018-11-28 02:05:23 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:05:23 INFO tclean:::: 2018-11-28 02:05:23 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:05:23 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :44 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:05:24 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:05:24 INFO SynthesisImager::selectData selected spw [44] start channels [0] nchannels [128] 2018-11-28 02:05:24 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw44.mfs.I.iter0] : 2018-11-28 02:05:24 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:05:24 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.15732e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:05:24 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw44.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:05:24 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:05:24 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:05:24 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:05:24 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:05:24 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:05:24 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:05:25 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:05:25 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:05:27 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw44.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.57534e-05 2018-11-28 02:05:27 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.166675 arcsec, 0.152898 arcsec, -54.1801 deg 2018-11-28 02:05:27 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:05:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:05:29 INFO tclean:::: 2018-11-28 02:05:29 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:05:29 INFO tclean:::: ########################################## 2018-11-28 02:05:30 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0543873310089 2018-11-28 02:05:30 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.50440120697 min: -0.140314683318 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0543873310089 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.50440120697 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.140314683318 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:05:30 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:05:30 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:05:30 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs.I.iter1.residual 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs.I.iter1.sumwt 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs.I.iter1.psf 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs.I.iter1.pb 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs.I.iter1.cleanmask 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000456923617053Jy 2018-11-28 02:05:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:05:30 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:05:30 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['44'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw44.mfs.I.iter1', threshold='0.000456923617053Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs.I.iter1.cleanmask', pblimit=0.99402272701263428, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:05:30 INFO tclean:::: 2018-11-28 02:05:30 INFO tclean:::: ########################################## 2018-11-28 02:05:30 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:05:30 INFO tclean:::: 2018-11-28 02:05:30 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:05:30 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :44 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:05:31 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:05:31 INFO SynthesisImager::selectData selected spw [44] start channels [0] nchannels [128] 2018-11-28 02:05:31 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] : 2018-11-28 02:05:31 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:05:31 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.15732e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:05:31 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:05:31 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:05:31 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:05:31 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:05:31 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:05:31 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:05:31 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:05:32 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:05:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] : hogbom 2018-11-28 02:05:32 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:05:32 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:05:32 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:05:32 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:05:32 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:05:32 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:05:32 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw44.mfs.I.iter1.cleanmask 2018-11-28 02:05:32 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:05:32 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:05:32 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:05:32 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:05:32 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:05:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:05:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (1.5044,-0.140315) over full image : (1.5044,-0.140315) 2018-11-28 02:05:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:05:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.592113, CycleNiter=1000, Gain=0.1 2018-11-28 02:05:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] iters=0->10 [10], model=0->0.998932, peakres=1.5044->0.553133, Reached cyclethreshold. 2018-11-28 02:05:32 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:05:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:05:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:05:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.553157,-0.0544963) over full image : (0.553157,-0.0544963) 2018-11-28 02:05:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Total Model Flux : 0.998932 2018-11-28 02:05:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.217716, CycleNiter=990, Gain=0.1 2018-11-28 02:05:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] iters=0->10 [10], model=0.998932->1.36733, peakres=0.553157->0.204708, Reached cyclethreshold. 2018-11-28 02:05:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:05:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:05:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:05:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.204716,-0.0223426) over full image : (0.204716,-0.0223426) 2018-11-28 02:05:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Total Model Flux : 1.36733 2018-11-28 02:05:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0805736, CycleNiter=980, Gain=0.1 2018-11-28 02:05:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] iters=0->10 [10], model=1.36733->1.50369, peakres=0.204716->0.0759478, Reached cyclethreshold. 2018-11-28 02:05:39 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:05:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:05:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:05:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.0759451,-0.011768) over full image : (0.0759451,-0.011768) 2018-11-28 02:05:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Total Model Flux : 1.50369 2018-11-28 02:05:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.029891, CycleNiter=970, Gain=0.1 2018-11-28 02:05:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] iters=0->10 [10], model=1.50369->1.55419, peakres=0.0759451->0.0281596, Reached cyclethreshold. 2018-11-28 02:05:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:05:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:05:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:05:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.0281609,-0.0123394) over full image : (0.0281609,-0.0123394) 2018-11-28 02:05:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Total Model Flux : 1.55419 2018-11-28 02:05:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0110838, CycleNiter=960, Gain=0.1 2018-11-28 02:05:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] iters=0->20 [20], model=1.55419->1.57027, peakres=0.0281609->0.0107933, Reached cyclethreshold. 2018-11-28 02:05:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 60 iterations. 2018-11-28 02:05:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:05:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:05:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.0107343,-0.010793) over full image : (0.0107343,-0.010793) 2018-11-28 02:05:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Total Model Flux : 1.57027 2018-11-28 02:05:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00422488, CycleNiter=940, Gain=0.1 2018-11-28 02:05:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] iters=0->59 [59], model=1.57027->1.56701, peakres=0.0107343->0.00420802, Reached cyclethreshold. 2018-11-28 02:05:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 119 iterations. 2018-11-28 02:05:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:05:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:05:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.0042074,-0.00393357) over full image : (0.0042074,-0.00393357) 2018-11-28 02:05:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Total Model Flux : 1.56701 2018-11-28 02:05:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00165598, CycleNiter=881, Gain=0.1 2018-11-28 02:05:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] iters=0->179 [179], model=1.56701->1.57254, peakres=0.0042074->0.00164829, Reached cyclethreshold. 2018-11-28 02:05:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 298 iterations. 2018-11-28 02:05:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:05:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:05:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.0016384,-0.00167424) over full image : (0.00198822,-0.00182434) 2018-11-28 02:05:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Total Model Flux : 1.57254 2018-11-28 02:05:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000644851, CycleNiter=702, Gain=0.1 2018-11-28 02:05:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] iters=0->702 [702], model=1.57254->1.57899, peakres=0.0016384->0.000714038, Reached cycleniter. 2018-11-28 02:05:58 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:05:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:06:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:06:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.000738134,-0.00074596) over full image : (0.00105582,-0.001109) 2018-11-28 02:06:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] Total Model Flux : 1.57899 2018-11-28 02:06:02 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:06:02 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] : Restoring model image. 2018-11-28 02:06:02 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw44.mfs.I.iter1] : Applying PB correction 2018-11-28 02:06:02 INFO tclean:::: 2018-11-28 02:06:02 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:06:02 INFO tclean:::: ########################################## 2018-11-28 02:06:02 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:06:02 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw44 ! 2018-11-28 02:06:03 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000271251541562 2018-11-28 02:06:03 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000284719804768 2018-11-28 02:06:03 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00105582026299 min: -0.00110899668653 2018-11-28 02:06:03 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000287262024358 2018-11-28 02:06:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:06:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000287262024358 2018-11-28 02:06:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00172166933771 2018-11-28 02:06:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.50142216682 2018-11-28 02:06:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000284719804768 2018-11-28 02:06:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000271251541562 2018-11-28 02:06:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00105582026299 2018-11-28 02:06:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00110899668653 2018-11-28 02:06:03 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:06:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:06:03 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 45 2018-11-28 02:06:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs*.iter* 2018-11-28 02:06:03 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:06:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:06:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:06:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 45:0~127 2018-11-28 02:06:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:06:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 45] 2018-11-28 02:06:15 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[45] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:06:15 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:06:15 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:06:15 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:06:15 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:06:16 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:06:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:06:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:06:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000116015 2018-11-28 02:06:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09728 2018-11-28 02:06:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 45 ChanRange 0~127: 0.00011601472283 Jy/beam 2018-11-28 02:06:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.00011601472283 Jy 2018-11-28 02:06:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:06:16 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:06:17 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['45'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw45.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:06:17 INFO tclean:::: 2018-11-28 02:06:17 INFO tclean:::: ########################################## 2018-11-28 02:06:17 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:06:17 INFO tclean:::: 2018-11-28 02:06:17 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:06:17 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :45 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:06:18 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:06:18 INFO SynthesisImager::selectData selected spw [45] start channels [0] nchannels [128] 2018-11-28 02:06:18 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw45.mfs.I.iter0] : 2018-11-28 02:06:18 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:06:18 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.17012e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:06:18 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw45.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:06:18 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:06:18 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:06:18 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:06:18 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:06:18 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:06:18 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:06:19 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:06:19 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:06:21 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw45.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.68945e-05 2018-11-28 02:06:21 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.165151 arcsec, 0.153083 arcsec, -53.2769 deg 2018-11-28 02:06:21 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:06:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:06:23 INFO tclean:::: 2018-11-28 02:06:23 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:06:23 INFO tclean:::: ########################################## 2018-11-28 02:06:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0534871630371 2018-11-28 02:06:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.50027811527 min: -0.140509441495 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0534871630371 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.50027811527 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.140509441495 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:06:23 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:06:23 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:06:23 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs.I.iter1.residual 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs.I.iter1.sumwt 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs.I.iter1.psf 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs.I.iter1.pb 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs.I.iter1.cleanmask 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000464058891319Jy 2018-11-28 02:06:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:06:23 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:06:24 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['45'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw45.mfs.I.iter1', threshold='0.000464058891319Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs.I.iter1.cleanmask', pblimit=0.99395811557769775, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:06:24 INFO tclean:::: 2018-11-28 02:06:24 INFO tclean:::: ########################################## 2018-11-28 02:06:24 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:06:24 INFO tclean:::: 2018-11-28 02:06:24 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:06:24 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :45 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:06:25 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:06:25 INFO SynthesisImager::selectData selected spw [45] start channels [0] nchannels [128] 2018-11-28 02:06:25 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] : 2018-11-28 02:06:25 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:06:25 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.17012e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:06:25 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:06:25 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:06:25 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:06:25 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:06:25 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:06:25 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:06:25 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:06:26 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:06:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] : hogbom 2018-11-28 02:06:26 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:06:26 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:06:26 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:06:26 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:06:26 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:06:26 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:06:26 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw45.mfs.I.iter1.cleanmask 2018-11-28 02:06:26 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:06:26 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:06:26 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:06:26 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:06:26 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:06:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:06:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (1.50028,-0.140509) over full image : (1.50028,-0.140509) 2018-11-28 02:06:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:06:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.569654, CycleNiter=1000, Gain=0.1 2018-11-28 02:06:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] iters=0->10 [10], model=0->0.996514, peakres=1.50028->0.552258, Reached cyclethreshold. 2018-11-28 02:06:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:06:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:06:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:06:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.552282,-0.0548305) over full image : (0.552282,-0.0548305) 2018-11-28 02:06:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Total Model Flux : 0.996514 2018-11-28 02:06:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.209701, CycleNiter=990, Gain=0.1 2018-11-28 02:06:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] iters=0->10 [10], model=0.996514->1.36433, peakres=0.552282->0.204384, Reached cyclethreshold. 2018-11-28 02:06:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:06:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:06:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:06:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.204391,-0.0229351) over full image : (0.204391,-0.0229351) 2018-11-28 02:06:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Total Model Flux : 1.36433 2018-11-28 02:06:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0776072, CycleNiter=980, Gain=0.1 2018-11-28 02:06:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] iters=0->10 [10], model=1.36433->1.50051, peakres=0.204391->0.0755939, Reached cyclethreshold. 2018-11-28 02:06:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:06:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:06:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:06:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.0755968,-0.0119218) over full image : (0.0755968,-0.0119218) 2018-11-28 02:06:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Total Model Flux : 1.50051 2018-11-28 02:06:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.028704, CycleNiter=970, Gain=0.1 2018-11-28 02:06:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] iters=0->10 [10], model=1.50051->1.55093, peakres=0.0755968->0.027951, Reached cyclethreshold. 2018-11-28 02:06:37 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:06:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:06:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:06:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.027952,-0.0134155) over full image : (0.027952,-0.0134155) 2018-11-28 02:06:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Total Model Flux : 1.55093 2018-11-28 02:06:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0106134, CycleNiter=960, Gain=0.1 2018-11-28 02:06:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] iters=0->20 [20], model=1.55093->1.5667, peakres=0.027952->0.0106091, Reached cyclethreshold. 2018-11-28 02:06:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 60 iterations. 2018-11-28 02:06:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:06:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:06:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.0105928,-0.010609) over full image : (0.0105928,-0.010609) 2018-11-28 02:06:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Total Model Flux : 1.5667 2018-11-28 02:06:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00402206, CycleNiter=940, Gain=0.1 2018-11-28 02:06:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] iters=0->63 [63], model=1.5667->1.5634, peakres=0.0105928->0.00400792, Reached cyclethreshold. 2018-11-28 02:06:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 123 iterations. 2018-11-28 02:06:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:06:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:06:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.00391399,-0.00400799) over full image : (0.00391399,-0.00400799) 2018-11-28 02:06:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Total Model Flux : 1.5634 2018-11-28 02:06:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00148614, CycleNiter=877, Gain=0.1 2018-11-28 02:06:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] iters=0->224 [224], model=1.5634->1.56979, peakres=0.00391399->0.00147577, Reached cyclethreshold. 2018-11-28 02:06:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 347 iterations. 2018-11-28 02:06:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:06:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:06:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.00149707,-0.00146091) over full image : (0.00176057,-0.0015981) 2018-11-28 02:06:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Total Model Flux : 1.56979 2018-11-28 02:06:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000568435, CycleNiter=653, Gain=0.1 2018-11-28 02:06:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] iters=0->653 [653], model=1.56979->1.57326, peakres=0.00149707->0.000644213, Reached cycleniter. 2018-11-28 02:06:51 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:06:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:06:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:06:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.000695836,-0.000673701) over full image : (0.000938182,-0.000934417) 2018-11-28 02:06:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] Total Model Flux : 1.57326 2018-11-28 02:06:55 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:06:55 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] : Restoring model image. 2018-11-28 02:06:55 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw45.mfs.I.iter1] : Applying PB correction 2018-11-28 02:06:55 INFO tclean:::: 2018-11-28 02:06:55 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:06:55 INFO tclean:::: ########################################## 2018-11-28 02:06:56 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:06:56 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw45 ! 2018-11-28 02:06:56 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000252406811342 2018-11-28 02:06:56 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000273279234534 2018-11-28 02:06:56 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000866422778927 min: -0.000831088342238 2018-11-28 02:06:56 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000278628605884 2018-11-28 02:06:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:06:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000278628605884 2018-11-28 02:06:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00159310176969 2018-11-28 02:06:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.49721682072 2018-11-28 02:06:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000273279234534 2018-11-28 02:06:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000252406811342 2018-11-28 02:06:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000866422778927 2018-11-28 02:06:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000831088342238 2018-11-28 02:06:56 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:06:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:06:57 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 46 2018-11-28 02:06:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs*.iter* 2018-11-28 02:06:57 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:07:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:07:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:07:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 46:0~127 2018-11-28 02:07:09 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:07:09 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 46] 2018-11-28 02:07:09 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[46] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:07:09 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:07:09 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:07:09 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:07:09 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:07:10 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:07:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:07:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:07:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000113531 2018-11-28 02:07:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09739 2018-11-28 02:07:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 46 ChanRange 0~127: 0.000113531071005 Jy/beam 2018-11-28 02:07:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000113531071005 Jy 2018-11-28 02:07:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:07:10 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:07:10 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['46'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw46.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:07:11 INFO tclean:::: 2018-11-28 02:07:11 INFO tclean:::: ########################################## 2018-11-28 02:07:11 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:07:11 INFO tclean:::: 2018-11-28 02:07:11 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:07:11 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :46 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:07:12 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:07:12 INFO SynthesisImager::selectData selected spw [46] start channels [0] nchannels [128] 2018-11-28 02:07:12 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw46.mfs.I.iter0] : 2018-11-28 02:07:12 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:07:12 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.18292e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:07:12 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw46.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:07:12 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:07:12 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:07:12 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:07:12 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:07:12 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:07:12 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:07:12 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:07:12 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:07:14 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw46.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.51915e-05 2018-11-28 02:07:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.167552 arcsec, 0.1529 arcsec, -53.3366 deg 2018-11-28 02:07:14 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:07:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:07:17 INFO tclean:::: 2018-11-28 02:07:17 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:07:17 INFO tclean:::: ########################################## 2018-11-28 02:07:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0523011125624 2018-11-28 02:07:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.49760603905 min: -0.132536366582 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0523011125624 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.49760603905 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.132536366582 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:07:17 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:07:17 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:07:17 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs.I.iter1.residual 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs.I.iter1.sumwt 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs.I.iter1.psf 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs.I.iter1.pb 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs.I.iter1.cleanmask 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000454124284022Jy 2018-11-28 02:07:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:07:17 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:07:17 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['46'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw46.mfs.I.iter1', threshold='0.000454124284022Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs.I.iter1.cleanmask', pblimit=0.99392563104629517, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:07:18 INFO tclean:::: 2018-11-28 02:07:18 INFO tclean:::: ########################################## 2018-11-28 02:07:18 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:07:18 INFO tclean:::: 2018-11-28 02:07:18 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:07:18 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :46 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:07:19 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:07:19 INFO SynthesisImager::selectData selected spw [46] start channels [0] nchannels [128] 2018-11-28 02:07:19 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] : 2018-11-28 02:07:19 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:07:19 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.18292e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:07:19 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:07:19 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:07:19 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:07:19 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:07:19 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:07:19 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:07:19 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:07:19 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:07:19 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] : hogbom 2018-11-28 02:07:19 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:07:19 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:07:19 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:07:19 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:07:19 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:07:19 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:07:19 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw46.mfs.I.iter1.cleanmask 2018-11-28 02:07:19 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:07:19 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:07:19 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:07:19 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:07:19 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:07:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:07:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (1.49761,-0.132536) over full image : (1.49761,-0.132536) 2018-11-28 02:07:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:07:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.561152, CycleNiter=1000, Gain=0.1 2018-11-28 02:07:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] iters=0->10 [10], model=0->0.994265, peakres=1.49761->0.550663, Reached cyclethreshold. 2018-11-28 02:07:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:07:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:07:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:07:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.550661,-0.0509203) over full image : (0.550661,-0.0509203) 2018-11-28 02:07:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Total Model Flux : 0.994265 2018-11-28 02:07:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.206333, CycleNiter=990, Gain=0.1 2018-11-28 02:07:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] iters=0->10 [10], model=0.994265->1.36063, peakres=0.550661->0.20431, Reached cyclethreshold. 2018-11-28 02:07:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:07:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:07:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:07:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.204302,-0.0217348) over full image : (0.204302,-0.0217348) 2018-11-28 02:07:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Total Model Flux : 1.36063 2018-11-28 02:07:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.076552, CycleNiter=980, Gain=0.1 2018-11-28 02:07:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] iters=0->10 [10], model=1.36063->1.49631, peakres=0.204302->0.0756964, Reached cyclethreshold. 2018-11-28 02:07:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:07:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:07:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:07:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.0757001,-0.0116193) over full image : (0.0757001,-0.0116193) 2018-11-28 02:07:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Total Model Flux : 1.49631 2018-11-28 02:07:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0283648, CycleNiter=970, Gain=0.1 2018-11-28 02:07:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] iters=0->10 [10], model=1.49631->1.54656, peakres=0.0757001->0.0280097, Reached cyclethreshold. 2018-11-28 02:07:31 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:07:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:07:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:07:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.0280107,-0.0101245) over full image : (0.0280107,-0.0101245) 2018-11-28 02:07:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Total Model Flux : 1.54656 2018-11-28 02:07:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0104956, CycleNiter=960, Gain=0.1 2018-11-28 02:07:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] iters=0->25 [25], model=1.54656->1.56212, peakres=0.0280107->0.010411, Reached cyclethreshold. 2018-11-28 02:07:34 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 65 iterations. 2018-11-28 02:07:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:07:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:07:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.0104112,-0.0101922) over full image : (0.0104112,-0.0101922) 2018-11-28 02:07:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Total Model Flux : 1.56212 2018-11-28 02:07:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00390107, CycleNiter=935, Gain=0.1 2018-11-28 02:07:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] iters=0->65 [65], model=1.56212->1.56043, peakres=0.0104112->0.00386589, Reached cyclethreshold. 2018-11-28 02:07:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 130 iterations. 2018-11-28 02:07:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:07:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:07:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.00385632,-0.00386573) over full image : (0.00385632,-0.00386573) 2018-11-28 02:07:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Total Model Flux : 1.56043 2018-11-28 02:07:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00144496, CycleNiter=870, Gain=0.1 2018-11-28 02:07:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] iters=0->239 [239], model=1.56043->1.56617, peakres=0.00385632->0.00143892, Reached cyclethreshold. 2018-11-28 02:07:42 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 369 iterations. 2018-11-28 02:07:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:07:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:07:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.00143913,-0.00143144) over full image : (0.00169667,-0.00154974) 2018-11-28 02:07:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Total Model Flux : 1.56617 2018-11-28 02:07:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00053924, CycleNiter=631, Gain=0.1 2018-11-28 02:07:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] iters=0->631 [631], model=1.56617->1.56684, peakres=0.00143913->0.000681436, Reached cycleniter. 2018-11-28 02:07:45 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:07:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:07:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:07:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.00070982,-0.000758561) over full image : (0.00104415,-0.00108908) 2018-11-28 02:07:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] Total Model Flux : 1.56684 2018-11-28 02:07:49 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:07:49 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] : Restoring model image. 2018-11-28 02:07:49 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw46.mfs.I.iter1] : Applying PB correction 2018-11-28 02:07:49 INFO tclean:::: 2018-11-28 02:07:49 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:07:49 INFO tclean:::: ########################################## 2018-11-28 02:07:50 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:07:50 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw46 ! 2018-11-28 02:07:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000269070005743 2018-11-28 02:07:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000286035879981 2018-11-28 02:07:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00104415009264 min: -0.000926102569792 2018-11-28 02:07:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000289838353638 2018-11-28 02:07:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:07:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000289838353638 2018-11-28 02:07:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00126113183796 2018-11-28 02:07:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.4947232008 2018-11-28 02:07:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000286035879981 2018-11-28 02:07:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000269070005743 2018-11-28 02:07:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00104415009264 2018-11-28 02:07:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000926102569792 2018-11-28 02:07:51 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:07:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:07:51 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 47 2018-11-28 02:07:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs*.iter* 2018-11-28 02:07:51 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:08:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:08:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:08:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 47:0~127 2018-11-28 02:08:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:08:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 47] 2018-11-28 02:08:04 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[47] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:08:04 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:08:04 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:08:04 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:08:04 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:08:04 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:08:04 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:08:04 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:08:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000119724 2018-11-28 02:08:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10196 2018-11-28 02:08:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 47 ChanRange 0~127: 0.000119723670759 Jy/beam 2018-11-28 02:08:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000119723670759 Jy 2018-11-28 02:08:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:08:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:08:05 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['47'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw47.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:08:05 INFO tclean:::: 2018-11-28 02:08:05 INFO tclean:::: ########################################## 2018-11-28 02:08:05 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:08:05 INFO tclean:::: 2018-11-28 02:08:05 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:08:05 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :47 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:08:06 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:08:06 INFO SynthesisImager::selectData selected spw [47] start channels [0] nchannels [128] 2018-11-28 02:08:07 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw47.mfs.I.iter0] : 2018-11-28 02:08:07 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:08:07 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.19572e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:08:07 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw47.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:08:07 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:08:07 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:08:07 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:08:07 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:08:07 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:08:07 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:08:07 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:08:07 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:08:09 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw47.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.87088e-05 2018-11-28 02:08:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.165387 arcsec, 0.157816 arcsec, -52.8667 deg 2018-11-28 02:08:09 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:08:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:08:11 INFO tclean:::: 2018-11-28 02:08:11 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:08:11 INFO tclean:::: ########################################## 2018-11-28 02:08:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.052092820406 2018-11-28 02:08:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.49456298351 min: -0.132106482983 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.052092820406 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.49456298351 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.132106482983 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:08:12 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:08:12 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:08:12 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs.I.iter1.residual 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs.I.iter1.sumwt 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs.I.iter1.psf 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs.I.iter1.pb 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs.I.iter1.cleanmask 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000478894683036Jy 2018-11-28 02:08:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:08:12 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:08:12 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['47'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw47.mfs.I.iter1', threshold='0.000478894683036Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs.I.iter1.cleanmask', pblimit=0.9938930869102478, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:08:12 INFO tclean:::: 2018-11-28 02:08:12 INFO tclean:::: ########################################## 2018-11-28 02:08:12 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:08:12 INFO tclean:::: 2018-11-28 02:08:12 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:08:12 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :47 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:08:14 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:08:14 INFO SynthesisImager::selectData selected spw [47] start channels [0] nchannels [128] 2018-11-28 02:08:14 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] : 2018-11-28 02:08:14 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:08:14 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.19572e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:08:14 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:08:14 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:08:14 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:08:14 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:08:14 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:08:14 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:08:14 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:08:14 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:08:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] : hogbom 2018-11-28 02:08:14 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:08:14 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:08:14 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:08:14 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:08:14 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:08:14 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:08:14 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw47.mfs.I.iter1.cleanmask 2018-11-28 02:08:14 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:08:14 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:08:14 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:08:14 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:08:14 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:08:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:08:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (1.49456,-0.132106) over full image : (1.49456,-0.132106) 2018-11-28 02:08:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:08:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.574555, CycleNiter=1000, Gain=0.1 2018-11-28 02:08:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] iters=0->10 [10], model=0->0.992896, peakres=1.49456->0.55056, Reached cyclethreshold. 2018-11-28 02:08:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:08:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:08:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:08:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.550542,-0.0493835) over full image : (0.550542,-0.0493835) 2018-11-28 02:08:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Total Model Flux : 0.992896 2018-11-28 02:08:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.211645, CycleNiter=990, Gain=0.1 2018-11-28 02:08:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] iters=0->10 [10], model=0.992896->1.35913, peakres=0.550542->0.203316, Reached cyclethreshold. 2018-11-28 02:08:18 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:08:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:08:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:08:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.203324,-0.0200221) over full image : (0.203324,-0.0200221) 2018-11-28 02:08:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Total Model Flux : 1.35913 2018-11-28 02:08:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.078164, CycleNiter=980, Gain=0.1 2018-11-28 02:08:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] iters=0->10 [10], model=1.35913->1.49437, peakres=0.203324->0.075093, Reached cyclethreshold. 2018-11-28 02:08:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:08:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:08:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:08:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.0750957,-0.00955782) over full image : (0.0750957,-0.00955782) 2018-11-28 02:08:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Total Model Flux : 1.49437 2018-11-28 02:08:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0288691, CycleNiter=970, Gain=0.1 2018-11-28 02:08:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] iters=0->10 [10], model=1.49437->1.54431, peakres=0.0750957->0.0277418, Reached cyclethreshold. 2018-11-28 02:08:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:08:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:08:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:08:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.0277428,-0.00776887) over full image : (0.0277428,-0.00776887) 2018-11-28 02:08:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Total Model Flux : 1.54431 2018-11-28 02:08:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0106652, CycleNiter=960, Gain=0.1 2018-11-28 02:08:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] iters=0->11 [11], model=1.54431->1.56162, peakres=0.0277428->0.010551, Reached cyclethreshold. 2018-11-28 02:08:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 51 iterations. 2018-11-28 02:08:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:08:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:08:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.0105513,-0.0101658) over full image : (0.0105513,-0.0101658) 2018-11-28 02:08:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Total Model Flux : 1.56162 2018-11-28 02:08:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00405623, CycleNiter=949, Gain=0.1 2018-11-28 02:08:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] iters=0->55 [55], model=1.56162->1.55913, peakres=0.0105513->0.00401913, Reached cyclethreshold. 2018-11-28 02:08:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 106 iterations. 2018-11-28 02:08:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:08:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:08:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.00401837,-0.00401795) over full image : (0.00401837,-0.00401795) 2018-11-28 02:08:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Total Model Flux : 1.55913 2018-11-28 02:08:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00154478, CycleNiter=894, Gain=0.1 2018-11-28 02:08:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] iters=0->164 [164], model=1.55913->1.56649, peakres=0.00401837->0.0015359, Reached cyclethreshold. 2018-11-28 02:08:37 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 270 iterations. 2018-11-28 02:08:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:08:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:08:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.00153579,-0.00152388) over full image : (0.00171839,-0.00175238) 2018-11-28 02:08:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Total Model Flux : 1.56649 2018-11-28 02:08:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000590404, CycleNiter=730, Gain=0.1 2018-11-28 02:08:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] iters=0->730 [730], model=1.56649->1.5704, peakres=0.00153579->0.000594555, Reached cycleniter. 2018-11-28 02:08:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:08:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:08:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:08:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.0006435,-0.000645768) over full image : (0.000991859,-0.000973604) 2018-11-28 02:08:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] Total Model Flux : 1.5704 2018-11-28 02:08:44 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:08:44 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] : Restoring model image. 2018-11-28 02:08:44 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw47.mfs.I.iter1] : Applying PB correction 2018-11-28 02:08:44 INFO tclean:::: 2018-11-28 02:08:44 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:08:44 INFO tclean:::: ########################################## 2018-11-28 02:08:45 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:08:45 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw47 ! 2018-11-28 02:08:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000216384913074 2018-11-28 02:08:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000246519630309 2018-11-28 02:08:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000853364006616 min: -0.000861335021909 2018-11-28 02:08:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000251066347118 2018-11-28 02:08:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:08:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000251066347118 2018-11-28 02:08:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.0014633241808 2018-11-28 02:08:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.49175298214 2018-11-28 02:08:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000246519630309 2018-11-28 02:08:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000216384913074 2018-11-28 02:08:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000853364006616 2018-11-28 02:08:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000861335021909 2018-11-28 02:08:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:08:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:08:45 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 48 2018-11-28 02:08:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs*.iter* 2018-11-28 02:08:45 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:08:56 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:08:56 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:08:56 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 48:0~127 2018-11-28 02:08:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:08:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 48] 2018-11-28 02:08:57 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[48] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:08:57 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:08:57 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:08:57 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:08:57 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:08:58 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:08:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:08:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:08:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000141576 2018-11-28 02:08:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10671 2018-11-28 02:08:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 48 ChanRange 0~127: 0.000141576354141 Jy/beam 2018-11-28 02:08:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000141576354141 Jy 2018-11-28 02:08:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:08:58 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:08:58 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['48'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw48.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:08:58 INFO tclean:::: 2018-11-28 02:08:58 INFO tclean:::: ########################################## 2018-11-28 02:08:58 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:08:58 INFO tclean:::: 2018-11-28 02:08:58 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:08:58 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :48 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:09:00 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:09:00 INFO SynthesisImager::selectData selected spw [48] start channels [0] nchannels [128] 2018-11-28 02:09:00 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw48.mfs.I.iter0] : 2018-11-28 02:09:00 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:09:00 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.20372e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:09:00 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw48.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:09:00 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:09:00 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:09:00 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:09:00 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:09:00 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:09:00 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:09:00 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:09:00 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:09:02 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw48.mfs.I.iter0] Theoretical sensitivity (Jy/bm):9.26512e-05 2018-11-28 02:09:02 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.163222 arcsec, 0.162483 arcsec, 67.9112 deg 2018-11-28 02:09:02 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:09:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:09:04 INFO tclean:::: 2018-11-28 02:09:04 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:09:04 INFO tclean:::: ########################################## 2018-11-28 02:09:05 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0536358915269 2018-11-28 02:09:05 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.49237954617 min: -0.131489142776 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0536358915269 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.49237954617 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.131489142776 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:09:05 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:09:05 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:09:05 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs.I.iter1.residual 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs.I.iter1.sumwt 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs.I.iter1.psf 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs.I.iter1.pb 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs.I.iter1.cleanmask 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000566305416564Jy 2018-11-28 02:09:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:09:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:09:05 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['48'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw48.mfs.I.iter1', threshold='0.000566305416564Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs.I.iter1.cleanmask', pblimit=0.99386042356491089, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:09:05 INFO tclean:::: 2018-11-28 02:09:05 INFO tclean:::: ########################################## 2018-11-28 02:09:05 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:09:05 INFO tclean:::: 2018-11-28 02:09:05 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:09:05 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :48 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:09:07 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:09:07 INFO SynthesisImager::selectData selected spw [48] start channels [0] nchannels [128] 2018-11-28 02:09:07 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] : 2018-11-28 02:09:07 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:09:07 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.20372e+10] at [0] with increment [1.27995e+08] 2018-11-28 02:09:07 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:09:07 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:09:07 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:09:07 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:09:07 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:09:07 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:09:07 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:09:08 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:09:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] : hogbom 2018-11-28 02:09:08 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:09:08 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:09:08 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:09:08 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:09:08 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:09:08 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:09:08 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw48.mfs.I.iter1.cleanmask 2018-11-28 02:09:08 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:09:08 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:09:08 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:09:08 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:09:08 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:09:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:09:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (1.49238,-0.131489) over full image : (1.49238,-0.131489) 2018-11-28 02:09:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:09:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.570607, CycleNiter=1000, Gain=0.1 2018-11-28 02:09:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] iters=0->10 [10], model=0->0.992451, peakres=1.49238->0.550616, Reached cyclethreshold. 2018-11-28 02:09:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:09:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:09:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:09:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.550637,-0.0490313) over full image : (0.550637,-0.0490313) 2018-11-28 02:09:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Total Model Flux : 0.992451 2018-11-28 02:09:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.210535, CycleNiter=990, Gain=0.1 2018-11-28 02:09:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] iters=0->10 [10], model=0.992451->1.35819, peakres=0.550637->0.202541, Reached cyclethreshold. 2018-11-28 02:09:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:09:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:09:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:09:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.202543,-0.0190724) over full image : (0.202543,-0.0190724) 2018-11-28 02:09:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Total Model Flux : 1.35819 2018-11-28 02:09:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0774416, CycleNiter=980, Gain=0.1 2018-11-28 02:09:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] iters=0->10 [10], model=1.35819->1.49289, peakres=0.202543->0.07458, Reached cyclethreshold. 2018-11-28 02:09:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:09:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:09:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:09:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.0745777,-0.00868111) over full image : (0.0745777,-0.00868111) 2018-11-28 02:09:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Total Model Flux : 1.49289 2018-11-28 02:09:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0285145, CycleNiter=970, Gain=0.1 2018-11-28 02:09:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] iters=0->10 [10], model=1.49289->1.54251, peakres=0.0745777->0.027447, Reached cyclethreshold. 2018-11-28 02:09:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:09:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:09:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:09:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.0274463,-0.00596589) over full image : (0.0274463,-0.00596589) 2018-11-28 02:09:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Total Model Flux : 1.54251 2018-11-28 02:09:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.010494, CycleNiter=960, Gain=0.1 2018-11-28 02:09:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] iters=0->10 [10], model=1.54251->1.56079, peakres=0.0274463->0.0101696, Reached cyclethreshold. 2018-11-28 02:09:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 50 iterations. 2018-11-28 02:09:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:09:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:09:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.0101699,-0.00802936) over full image : (0.0101699,-0.00802936) 2018-11-28 02:09:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Total Model Flux : 1.56079 2018-11-28 02:09:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00388842, CycleNiter=950, Gain=0.1 2018-11-28 02:09:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] iters=0->41 [41], model=1.56079->1.55891, peakres=0.0101699->0.00381239, Reached cyclethreshold. 2018-11-28 02:09:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 91 iterations. 2018-11-28 02:09:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:09:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:09:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.00378376,-0.00381238) over full image : (0.00378376,-0.00381238) 2018-11-28 02:09:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Total Model Flux : 1.55891 2018-11-28 02:09:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00144671, CycleNiter=909, Gain=0.1 2018-11-28 02:09:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] iters=0->186 [186], model=1.55891->1.57086, peakres=0.00378376->0.00144609, Reached cyclethreshold. 2018-11-28 02:09:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 277 iterations. 2018-11-28 02:09:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:09:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:09:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.00144586,-0.00144139) over full image : (0.001982,-0.00160111) 2018-11-28 02:09:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Total Model Flux : 1.57086 2018-11-28 02:09:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000566305, CycleNiter=723, Gain=0.1 2018-11-28 02:09:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] iters=0->696 [696], model=1.57086->1.58006, peakres=0.00144586->0.000565834, Reached cyclethreshold. 2018-11-28 02:09:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 973 iterations. 2018-11-28 02:09:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:09:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:09:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.000598892,-0.00060329) over full image : (0.00104815,-0.000986094) 2018-11-28 02:09:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Total Model Flux : 1.58006 2018-11-28 02:09:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000566305, CycleNiter=27, Gain=0.1 2018-11-28 02:09:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] iters=0->11 [11], model=1.58006->1.58001, peakres=0.000598892->0.00056618, Reached cyclethreshold. 2018-11-28 02:09:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 984 iterations. 2018-11-28 02:09:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 9 ------------------------------------- 2018-11-28 02:09:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:09:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.000558082,-0.00056423) over full image : (0.00100333,-0.000988669) 2018-11-28 02:09:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] Total Model Flux : 1.58001 2018-11-28 02:09:40 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:09:40 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] : Restoring model image. 2018-11-28 02:09:40 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw48.mfs.I.iter1] : Applying PB correction 2018-11-28 02:09:40 INFO tclean:::: 2018-11-28 02:09:40 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:09:40 INFO tclean:::: ########################################## 2018-11-28 02:09:41 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 984 iterations 2018-11-28 02:09:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000200536684133 2018-11-28 02:09:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000250142271398 2018-11-28 02:09:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00100333092269 min: -0.000842303677928 2018-11-28 02:09:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000255365303019 2018-11-28 02:09:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:09:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000255365303019 2018-11-28 02:09:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00160334375687 2018-11-28 02:09:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.48798000813 2018-11-28 02:09:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000250142271398 2018-11-28 02:09:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000200536684133 2018-11-28 02:09:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00100333092269 2018-11-28 02:09:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000842303677928 2018-11-28 02:09:41 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:09:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:09:41 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 49 2018-11-28 02:09:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs*.iter* 2018-11-28 02:09:41 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:09:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:09:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:09:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 49:0~127 2018-11-28 02:09:54 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:09:54 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 49] 2018-11-28 02:09:54 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[49] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:09:54 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:09:54 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:09:54 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:09:54 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:09:55 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:09:55 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:09:55 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:09:55 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000129849 2018-11-28 02:09:55 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10257 2018-11-28 02:09:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 49 ChanRange 0~127: 0.000129849421527 Jy/beam 2018-11-28 02:09:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000129849421527 Jy 2018-11-28 02:09:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:09:56 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:09:56 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['49'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw49.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:09:56 INFO tclean:::: 2018-11-28 02:09:56 INFO tclean:::: ########################################## 2018-11-28 02:09:56 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:09:56 INFO tclean:::: 2018-11-28 02:09:56 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:09:56 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :49 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:09:57 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:09:57 INFO SynthesisImager::selectData selected spw [49] start channels [0] nchannels [128] 2018-11-28 02:09:57 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw49.mfs.I.iter0] : 2018-11-28 02:09:57 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:09:57 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.21652e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:09:57 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw49.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:09:57 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:09:57 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:09:57 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:09:57 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:09:57 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:09:57 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:09:58 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:09:58 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:10:00 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw49.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.54143e-05 2018-11-28 02:10:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.164301 arcsec, 0.156987 arcsec, -49.6581 deg 2018-11-28 02:10:00 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:10:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:10:02 INFO tclean:::: 2018-11-28 02:10:02 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:10:02 INFO tclean:::: ########################################## 2018-11-28 02:10:03 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0536692328751 2018-11-28 02:10:03 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.48842823505 min: -0.137890532613 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0536692328751 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.48842823505 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.137890532613 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:10:03 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:10:03 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:10:03 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs.I.iter1.residual 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs.I.iter1.sumwt 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs.I.iter1.psf 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs.I.iter1.pb 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs.I.iter1.cleanmask 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000519397686108Jy 2018-11-28 02:10:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:10:03 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:10:03 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['49'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw49.mfs.I.iter1', threshold='0.000519397686108Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs.I.iter1.cleanmask', pblimit=0.9938277006149292, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:10:03 INFO tclean:::: 2018-11-28 02:10:03 INFO tclean:::: ########################################## 2018-11-28 02:10:03 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:10:03 INFO tclean:::: 2018-11-28 02:10:03 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:10:03 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :49 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:10:05 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:10:05 INFO SynthesisImager::selectData selected spw [49] start channels [0] nchannels [128] 2018-11-28 02:10:05 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] : 2018-11-28 02:10:05 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:10:05 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.21652e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:10:05 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:10:05 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:10:05 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:10:05 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:10:05 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:10:05 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:10:05 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:10:05 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:10:05 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] : hogbom 2018-11-28 02:10:05 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:10:05 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:10:05 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:10:05 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:10:05 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:10:05 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:10:05 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw49.mfs.I.iter1.cleanmask 2018-11-28 02:10:05 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:10:05 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:10:05 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:10:05 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:10:06 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:10:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:10:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (1.48843,-0.137891) over full image : (1.48843,-0.137891) 2018-11-28 02:10:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:10:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.573536, CycleNiter=1000, Gain=0.1 2018-11-28 02:10:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] iters=0->10 [10], model=0->0.989071, peakres=1.48843->0.548912, Reached cyclethreshold. 2018-11-28 02:10:06 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:10:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:10:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:10:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.548894,-0.0504068) over full image : (0.548894,-0.0504068) 2018-11-28 02:10:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Total Model Flux : 0.989071 2018-11-28 02:10:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.211505, CycleNiter=990, Gain=0.1 2018-11-28 02:10:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] iters=0->10 [10], model=0.989071->1.35415, peakres=0.548894->0.202885, Reached cyclethreshold. 2018-11-28 02:10:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:10:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:10:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:10:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.202879,-0.0202206) over full image : (0.202879,-0.0202206) 2018-11-28 02:10:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Total Model Flux : 1.35415 2018-11-28 02:10:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0781754, CycleNiter=980, Gain=0.1 2018-11-28 02:10:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] iters=0->10 [10], model=1.35415->1.48904, peakres=0.202879->0.0748452, Reached cyclethreshold. 2018-11-28 02:10:13 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:10:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:10:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:10:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.0748484,-0.00960904) over full image : (0.0748484,-0.00960904) 2018-11-28 02:10:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Total Model Flux : 1.48904 2018-11-28 02:10:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0288413, CycleNiter=970, Gain=0.1 2018-11-28 02:10:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] iters=0->10 [10], model=1.48904->1.53887, peakres=0.0748484->0.0276221, Reached cyclethreshold. 2018-11-28 02:10:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:10:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:10:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:10:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.0276231,-0.00728825) over full image : (0.0276231,-0.00728825) 2018-11-28 02:10:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Total Model Flux : 1.53887 2018-11-28 02:10:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.010644, CycleNiter=960, Gain=0.1 2018-11-28 02:10:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] iters=0->10 [10], model=1.53887->1.55729, peakres=0.0276231->0.0105747, Reached cyclethreshold. 2018-11-28 02:10:20 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 50 iterations. 2018-11-28 02:10:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:10:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:10:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.0101947,-0.0105745) over full image : (0.0101947,-0.0105745) 2018-11-28 02:10:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Total Model Flux : 1.55729 2018-11-28 02:10:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00392832, CycleNiter=950, Gain=0.1 2018-11-28 02:10:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] iters=0->59 [59], model=1.55729->1.55317, peakres=0.0101947->0.00387565, Reached cyclethreshold. 2018-11-28 02:10:24 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 109 iterations. 2018-11-28 02:10:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:10:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:10:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.00386072,-0.0038759) over full image : (0.00386072,-0.0038759) 2018-11-28 02:10:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Total Model Flux : 1.55317 2018-11-28 02:10:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00148765, CycleNiter=891, Gain=0.1 2018-11-28 02:10:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] iters=0->187 [187], model=1.55317->1.55952, peakres=0.00386072->0.00148477, Reached cyclethreshold. 2018-11-28 02:10:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 296 iterations. 2018-11-28 02:10:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:10:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:10:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.00150624,-0.00148575) over full image : (0.0020955,-0.00218793) 2018-11-28 02:10:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Total Model Flux : 1.55952 2018-11-28 02:10:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000580399, CycleNiter=704, Gain=0.1 2018-11-28 02:10:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] iters=0->704 [704], model=1.55952->1.56509, peakres=0.00150624->0.000612372, Reached cycleniter. 2018-11-28 02:10:31 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:10:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:10:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:10:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.000624559,-0.000627124) over full image : (0.00121459,-0.00125087) 2018-11-28 02:10:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] Total Model Flux : 1.56509 2018-11-28 02:10:35 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:10:35 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] : Restoring model image. 2018-11-28 02:10:35 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw49.mfs.I.iter1] : Applying PB correction 2018-11-28 02:10:35 INFO tclean:::: 2018-11-28 02:10:35 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:10:35 INFO tclean:::: ########################################## 2018-11-28 02:10:36 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:10:36 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw49 ! 2018-11-28 02:10:36 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000219069232116 2018-11-28 02:10:36 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000244220544118 2018-11-28 02:10:36 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000833489466459 min: -0.000902212166693 2018-11-28 02:10:36 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00024752956233 2018-11-28 02:10:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:10:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00024752956233 2018-11-28 02:10:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00204874877818 2018-11-28 02:10:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.48467433453 2018-11-28 02:10:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000244220544118 2018-11-28 02:10:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000219069232116 2018-11-28 02:10:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000833489466459 2018-11-28 02:10:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000902212166693 2018-11-28 02:10:36 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:10:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:10:37 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 50 2018-11-28 02:10:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs*.iter* 2018-11-28 02:10:37 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:10:49 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:10:49 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:10:49 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 50:0~127 2018-11-28 02:10:49 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:10:49 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 50] 2018-11-28 02:10:49 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[50] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:10:49 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:10:49 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:10:49 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:10:49 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:10:50 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:10:50 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:10:50 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:10:50 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000120392 2018-11-28 02:10:50 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09785 2018-11-28 02:10:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 50 ChanRange 0~127: 0.00012039165037 Jy/beam 2018-11-28 02:10:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.00012039165037 Jy 2018-11-28 02:10:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:10:50 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:10:50 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['50'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw50.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:10:51 INFO tclean:::: 2018-11-28 02:10:51 INFO tclean:::: ########################################## 2018-11-28 02:10:51 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:10:51 INFO tclean:::: 2018-11-28 02:10:51 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:10:51 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :50 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:10:52 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:10:52 INFO SynthesisImager::selectData selected spw [50] start channels [0] nchannels [128] 2018-11-28 02:10:52 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw50.mfs.I.iter0] : 2018-11-28 02:10:52 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:10:52 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.22932e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:10:52 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw50.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:10:52 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:10:52 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:10:52 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:10:52 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:10:52 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:10:52 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:10:52 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:10:52 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:10:54 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw50.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.98287e-05 2018-11-28 02:10:54 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.165909 arcsec, 0.152368 arcsec, -50.2863 deg 2018-11-28 02:10:54 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:10:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:10:57 INFO tclean:::: 2018-11-28 02:10:57 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:10:57 INFO tclean:::: ########################################## 2018-11-28 02:10:57 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0531851127744 2018-11-28 02:10:57 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.4840310812 min: -0.140745788813 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0531851127744 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.4840310812 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.140745788813 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:10:57 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:10:57 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:10:57 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs.I.iter1.residual 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs.I.iter1.sumwt 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs.I.iter1.psf 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs.I.iter1.pb 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs.I.iter1.cleanmask 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000481566601478Jy 2018-11-28 02:10:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:10:57 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:10:58 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['50'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw50.mfs.I.iter1', threshold='0.000481566601478Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs.I.iter1.cleanmask', pblimit=0.99379491806030273, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:10:58 INFO tclean:::: 2018-11-28 02:10:58 INFO tclean:::: ########################################## 2018-11-28 02:10:58 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:10:58 INFO tclean:::: 2018-11-28 02:10:58 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:10:58 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :50 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:10:59 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:10:59 INFO SynthesisImager::selectData selected spw [50] start channels [0] nchannels [128] 2018-11-28 02:10:59 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] : 2018-11-28 02:10:59 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:10:59 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.22932e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:10:59 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:10:59 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:10:59 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:10:59 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:10:59 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:10:59 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:10:59 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:10:59 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:10:59 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] : hogbom 2018-11-28 02:10:59 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:10:59 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:10:59 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:10:59 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:10:59 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:10:59 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:10:59 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw50.mfs.I.iter1.cleanmask 2018-11-28 02:10:59 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:10:59 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:10:59 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:10:59 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:10:59 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:10:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:10:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (1.48403,-0.140746) over full image : (1.48403,-0.140746) 2018-11-28 02:10:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:10:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.574898, CycleNiter=1000, Gain=0.1 2018-11-28 02:10:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] iters=0->10 [10], model=0->0.98553, peakres=1.48403->0.545723, Reached cyclethreshold. 2018-11-28 02:11:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:11:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:11:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:11:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.545747,-0.0507745) over full image : (0.545747,-0.0507745) 2018-11-28 02:11:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Total Model Flux : 0.98553 2018-11-28 02:11:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.211417, CycleNiter=990, Gain=0.1 2018-11-28 02:11:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] iters=0->10 [10], model=0.98553->1.34914, peakres=0.545747->0.202067, Reached cyclethreshold. 2018-11-28 02:11:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:11:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:11:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:11:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.20207,-0.0214473) over full image : (0.20207,-0.0214473) 2018-11-28 02:11:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Total Model Flux : 1.34914 2018-11-28 02:11:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0782797, CycleNiter=980, Gain=0.1 2018-11-28 02:11:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] iters=0->10 [10], model=1.34914->1.4838, peakres=0.20207->0.0751013, Reached cyclethreshold. 2018-11-28 02:11:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:11:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:11:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:11:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.0750987,-0.0111891) over full image : (0.0750987,-0.0111891) 2018-11-28 02:11:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Total Model Flux : 1.4838 2018-11-28 02:11:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0290924, CycleNiter=970, Gain=0.1 2018-11-28 02:11:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] iters=0->10 [10], model=1.4838->1.53371, peakres=0.0750987->0.0278389, Reached cyclethreshold. 2018-11-28 02:11:10 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:11:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:11:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:11:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.0278403,-0.0119377) over full image : (0.0278403,-0.0119377) 2018-11-28 02:11:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Total Model Flux : 1.53371 2018-11-28 02:11:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.010785, CycleNiter=960, Gain=0.1 2018-11-28 02:11:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] iters=0->22 [22], model=1.53371->1.5498, peakres=0.0278403->0.0105362, Reached cyclethreshold. 2018-11-28 02:11:14 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 62 iterations. 2018-11-28 02:11:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:11:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:11:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.0100491,-0.0105359) over full image : (0.0100491,-0.0105359) 2018-11-28 02:11:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Total Model Flux : 1.5498 2018-11-28 02:11:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0038929, CycleNiter=938, Gain=0.1 2018-11-28 02:11:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] iters=0->63 [63], model=1.5498->1.54642, peakres=0.0100491->0.00383014, Reached cyclethreshold. 2018-11-28 02:11:17 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 125 iterations. 2018-11-28 02:11:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:11:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:11:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.00378653,-0.00383031) over full image : (0.00378653,-0.00383031) 2018-11-28 02:11:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Total Model Flux : 1.54642 2018-11-28 02:11:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00146686, CycleNiter=875, Gain=0.1 2018-11-28 02:11:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] iters=0->215 [215], model=1.54642->1.55236, peakres=0.00378653->0.00146437, Reached cyclethreshold. 2018-11-28 02:11:21 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 340 iterations. 2018-11-28 02:11:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:11:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:11:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.00146127,-0.00146782) over full image : (0.0018947,-0.00187971) 2018-11-28 02:11:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Total Model Flux : 1.55236 2018-11-28 02:11:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000566079, CycleNiter=660, Gain=0.1 2018-11-28 02:11:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] iters=0->660 [660], model=1.55236->1.55516, peakres=0.00146127->0.000671856, Reached cycleniter. 2018-11-28 02:11:25 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:11:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:11:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:11:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.000730367,-0.000740649) over full image : (0.0010614,-0.00104392) 2018-11-28 02:11:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] Total Model Flux : 1.55516 2018-11-28 02:11:28 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:11:28 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] : Restoring model image. 2018-11-28 02:11:28 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw50.mfs.I.iter1] : Applying PB correction 2018-11-28 02:11:28 INFO tclean:::: 2018-11-28 02:11:28 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:11:28 INFO tclean:::: ########################################## 2018-11-28 02:11:29 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:11:29 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw50 ! 2018-11-28 02:11:29 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000260121916654 2018-11-28 02:11:29 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00028920348268 2018-11-28 02:11:29 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00100177864078 min: -0.000884992885403 2018-11-28 02:11:29 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000292082724627 2018-11-28 02:11:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:11:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000292082724627 2018-11-28 02:11:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00147395103704 2018-11-28 02:11:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.48127317429 2018-11-28 02:11:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.00028920348268 2018-11-28 02:11:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000260121916654 2018-11-28 02:11:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00100177864078 2018-11-28 02:11:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000884992885403 2018-11-28 02:11:29 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:11:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:11:30 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 51 2018-11-28 02:11:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs*.iter* 2018-11-28 02:11:30 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:11:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:11:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:11:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 51:0~127 2018-11-28 02:11:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:11:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 51] 2018-11-28 02:11:42 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[51] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:11:42 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:11:42 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:11:42 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:11:42 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:11:43 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:11:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:11:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:11:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.00011508 2018-11-28 02:11:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09635 2018-11-28 02:11:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 51 ChanRange 0~127: 0.000115079715824 Jy/beam 2018-11-28 02:11:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000115079715824 Jy 2018-11-28 02:11:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:11:43 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:11:44 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['51'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw51.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:11:44 INFO tclean:::: 2018-11-28 02:11:44 INFO tclean:::: ########################################## 2018-11-28 02:11:44 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:11:44 INFO tclean:::: 2018-11-28 02:11:44 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:11:44 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :51 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:11:45 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:11:45 INFO SynthesisImager::selectData selected spw [51] start channels [0] nchannels [128] 2018-11-28 02:11:45 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw51.mfs.I.iter0] : 2018-11-28 02:11:45 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:11:45 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.24212e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:11:45 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw51.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:11:45 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:11:45 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:11:45 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:11:45 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:11:45 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:11:45 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:11:46 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:11:46 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:11:48 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw51.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.6659e-05 2018-11-28 02:11:48 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.165385 arcsec, 0.152251 arcsec, -50.3519 deg 2018-11-28 02:11:48 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:11:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:11:50 INFO tclean:::: 2018-11-28 02:11:50 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:11:50 INFO tclean:::: ########################################## 2018-11-28 02:11:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0534239150584 2018-11-28 02:11:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.48046946526 min: -0.135638147593 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0534239150584 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.48046946526 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.135638147593 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:11:50 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:11:50 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:11:50 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs.I.iter1.residual 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs.I.iter1.sumwt 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs.I.iter1.psf 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs.I.iter1.pb 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs.I.iter1.cleanmask 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000460318863296Jy 2018-11-28 02:11:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:11:50 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:11:51 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['51'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw51.mfs.I.iter1', threshold='0.000460318863296Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs.I.iter1.cleanmask', pblimit=0.99376213550567627, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:11:51 INFO tclean:::: 2018-11-28 02:11:51 INFO tclean:::: ########################################## 2018-11-28 02:11:51 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:11:51 INFO tclean:::: 2018-11-28 02:11:51 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:11:51 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :51 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:11:52 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:11:52 INFO SynthesisImager::selectData selected spw [51] start channels [0] nchannels [128] 2018-11-28 02:11:52 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] : 2018-11-28 02:11:52 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:11:52 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.24212e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:11:52 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:11:52 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:11:52 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:11:52 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:11:52 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:11:52 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:11:52 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:11:53 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:11:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] : hogbom 2018-11-28 02:11:53 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:11:53 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:11:53 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:11:53 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:11:53 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:11:53 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:11:53 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw51.mfs.I.iter1.cleanmask 2018-11-28 02:11:53 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:11:53 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:11:53 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:11:53 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:11:53 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:11:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:11:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (1.48047,-0.135638) over full image : (1.48047,-0.135638) 2018-11-28 02:11:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:11:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.576053, CycleNiter=1000, Gain=0.1 2018-11-28 02:11:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] iters=0->10 [10], model=0->0.983272, peakres=1.48047->0.54454, Reached cyclethreshold. 2018-11-28 02:11:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:11:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:11:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:11:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.544564,-0.0525886) over full image : (0.544564,-0.0525886) 2018-11-28 02:11:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Total Model Flux : 0.983272 2018-11-28 02:11:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.211891, CycleNiter=990, Gain=0.1 2018-11-28 02:11:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] iters=0->10 [10], model=0.983272->1.34616, peakres=0.544564->0.201635, Reached cyclethreshold. 2018-11-28 02:11:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:11:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:12:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:12:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.201634,-0.0226253) over full image : (0.201634,-0.0226253) 2018-11-28 02:12:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Total Model Flux : 1.34616 2018-11-28 02:12:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.078456, CycleNiter=980, Gain=0.1 2018-11-28 02:12:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] iters=0->10 [10], model=1.34616->1.48057, peakres=0.201634->0.0750285, Reached cyclethreshold. 2018-11-28 02:12:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:12:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:12:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:12:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.0750259,-0.0117127) over full image : (0.0750259,-0.0117127) 2018-11-28 02:12:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Total Model Flux : 1.48057 2018-11-28 02:12:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0291927, CycleNiter=970, Gain=0.1 2018-11-28 02:12:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] iters=0->10 [10], model=1.48057->1.5304, peakres=0.0750259->0.0278075, Reached cyclethreshold. 2018-11-28 02:12:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:12:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:12:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:12:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.0278066,-0.0116726) over full image : (0.0278066,-0.0116726) 2018-11-28 02:12:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Total Model Flux : 1.5304 2018-11-28 02:12:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0108196, CycleNiter=960, Gain=0.1 2018-11-28 02:12:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] iters=0->21 [21], model=1.5304->1.54544, peakres=0.0278066->0.0108092, Reached cyclethreshold. 2018-11-28 02:12:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 61 iterations. 2018-11-28 02:12:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:12:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:12:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.0108087,-0.010329) over full image : (0.0108087,-0.010329) 2018-11-28 02:12:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Total Model Flux : 1.54544 2018-11-28 02:12:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0042057, CycleNiter=939, Gain=0.1 2018-11-28 02:12:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] iters=0->59 [59], model=1.54544->1.54349, peakres=0.0108087->0.00409237, Reached cyclethreshold. 2018-11-28 02:12:11 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 120 iterations. 2018-11-28 02:12:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:12:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:12:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.00409224,-0.00406161) over full image : (0.00409224,-0.00406161) 2018-11-28 02:12:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Total Model Flux : 1.54349 2018-11-28 02:12:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0015923, CycleNiter=880, Gain=0.1 2018-11-28 02:12:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] iters=0->183 [183], model=1.54349->1.54713, peakres=0.00409224->0.0015917, Reached cyclethreshold. 2018-11-28 02:12:14 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 303 iterations. 2018-11-28 02:12:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:12:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:12:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.00159308,-0.00157849) over full image : (0.00218731,-0.00179462) 2018-11-28 02:12:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Total Model Flux : 1.54713 2018-11-28 02:12:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000619868, CycleNiter=697, Gain=0.1 2018-11-28 02:12:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] iters=0->697 [697], model=1.54713->1.54807, peakres=0.00159308->0.000681026, Reached cycleniter. 2018-11-28 02:12:18 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:12:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:12:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:12:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.000704278,-0.000723893) over full image : (0.00122874,-0.00110402) 2018-11-28 02:12:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] Total Model Flux : 1.54807 2018-11-28 02:12:22 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:12:22 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] : Restoring model image. 2018-11-28 02:12:22 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw51.mfs.I.iter1] : Applying PB correction 2018-11-28 02:12:22 INFO tclean:::: 2018-11-28 02:12:22 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:12:22 INFO tclean:::: ########################################## 2018-11-28 02:12:23 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:12:23 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw51 ! 2018-11-28 02:12:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000267341238214 2018-11-28 02:12:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000292493554298 2018-11-28 02:12:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00103348947596 min: -0.00110401643906 2018-11-28 02:12:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000299928651657 2018-11-28 02:12:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:12:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000299928651657 2018-11-28 02:12:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00165623542853 2018-11-28 02:12:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.47795879841 2018-11-28 02:12:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000292493554298 2018-11-28 02:12:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000267341238214 2018-11-28 02:12:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00103348947596 2018-11-28 02:12:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00110401643906 2018-11-28 02:12:23 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:12:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:12:23 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 52 2018-11-28 02:12:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs*.iter* 2018-11-28 02:12:23 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:12:35 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:12:35 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:12:35 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 52:0~127 2018-11-28 02:12:36 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:12:36 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 52] 2018-11-28 02:12:36 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[52] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:12:36 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:12:36 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:12:36 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:12:36 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:12:37 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:12:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:12:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:12:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000118962 2018-11-28 02:12:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09716 2018-11-28 02:12:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 52 ChanRange 0~127: 0.000118961596246 Jy/beam 2018-11-28 02:12:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000118961596246 Jy 2018-11-28 02:12:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:12:37 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:12:38 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['52'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw52.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:12:38 INFO tclean:::: 2018-11-28 02:12:38 INFO tclean:::: ########################################## 2018-11-28 02:12:38 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:12:38 INFO tclean:::: 2018-11-28 02:12:38 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:12:38 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :52 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:12:39 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:12:39 INFO SynthesisImager::selectData selected spw [52] start channels [0] nchannels [128] 2018-11-28 02:12:39 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw52.mfs.I.iter0] : 2018-11-28 02:12:39 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:12:39 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.25492e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:12:39 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw52.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:12:39 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:12:39 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:12:39 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:12:39 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:12:39 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:12:39 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:12:40 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:12:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:12:42 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw52.mfs.I.iter0] Theoretical sensitivity (Jy/bm):7.93213e-05 2018-11-28 02:12:42 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.163461 arcsec, 0.151214 arcsec, -51.6255 deg 2018-11-28 02:12:42 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:12:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:12:44 INFO tclean:::: 2018-11-28 02:12:44 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:12:44 INFO tclean:::: ########################################## 2018-11-28 02:12:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0543165393174 2018-11-28 02:12:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.47579133511 min: -0.134036704898 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0543165393174 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.47579133511 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.134036704898 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:12:45 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:12:45 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:12:45 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs.I.iter1.residual 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs.I.iter1.sumwt 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs.I.iter1.psf 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs.I.iter1.pb 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs.I.iter1.cleanmask 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000475846384985Jy 2018-11-28 02:12:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:12:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:12:45 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['52'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw52.mfs.I.iter1', threshold='0.000475846384985Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs.I.iter1.cleanmask', pblimit=0.99372905492782593, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:12:45 INFO tclean:::: 2018-11-28 02:12:45 INFO tclean:::: ########################################## 2018-11-28 02:12:45 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:12:45 INFO tclean:::: 2018-11-28 02:12:45 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:12:45 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :52 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:12:46 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:12:46 INFO SynthesisImager::selectData selected spw [52] start channels [0] nchannels [128] 2018-11-28 02:12:46 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] : 2018-11-28 02:12:46 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:12:46 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.25492e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:12:46 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:12:46 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:12:46 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:12:46 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:12:46 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:12:46 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:12:46 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:12:47 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:12:47 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] : hogbom 2018-11-28 02:12:47 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:12:47 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:12:47 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:12:47 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:12:47 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:12:47 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:12:47 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw52.mfs.I.iter1.cleanmask 2018-11-28 02:12:47 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:12:47 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:12:47 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:12:47 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:12:47 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:12:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:12:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (1.47579,-0.134037) over full image : (1.47579,-0.134037) 2018-11-28 02:12:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:12:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.577549, CycleNiter=1000, Gain=0.1 2018-11-28 02:12:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] iters=0->10 [10], model=0->0.980632, peakres=1.47579->0.543726, Reached cyclethreshold. 2018-11-28 02:12:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:12:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:12:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:12:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.543751,-0.0550632) over full image : (0.543751,-0.0550632) 2018-11-28 02:12:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Total Model Flux : 0.980632 2018-11-28 02:12:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.212796, CycleNiter=990, Gain=0.1 2018-11-28 02:12:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] iters=0->10 [10], model=0.980632->1.34302, peakres=0.543751->0.201525, Reached cyclethreshold. 2018-11-28 02:12:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:12:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:12:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:12:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.201533,-0.0238983) over full image : (0.201533,-0.0238983) 2018-11-28 02:12:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Total Model Flux : 1.34302 2018-11-28 02:12:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0788696, CycleNiter=980, Gain=0.1 2018-11-28 02:12:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] iters=0->10 [10], model=1.34302->1.4774, peakres=0.201533->0.0746364, Reached cyclethreshold. 2018-11-28 02:12:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:12:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:12:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:12:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.0746359,-0.0123414) over full image : (0.0746359,-0.0123414) 2018-11-28 02:12:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Total Model Flux : 1.4774 2018-11-28 02:12:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0292086, CycleNiter=970, Gain=0.1 2018-11-28 02:12:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] iters=0->10 [10], model=1.4774->1.5272, peakres=0.0746359->0.0278337, Reached cyclethreshold. 2018-11-28 02:12:58 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:12:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:13:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:13:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.027835,-0.0128465) over full image : (0.027835,-0.0128465) 2018-11-28 02:13:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Total Model Flux : 1.5272 2018-11-28 02:13:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0108932, CycleNiter=960, Gain=0.1 2018-11-28 02:13:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] iters=0->21 [21], model=1.5272->1.54181, peakres=0.027835->0.0105265, Reached cyclethreshold. 2018-11-28 02:13:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 61 iterations. 2018-11-28 02:13:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:13:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:13:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.0105268,-0.0101349) over full image : (0.0105268,-0.0101349) 2018-11-28 02:13:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Total Model Flux : 1.54181 2018-11-28 02:13:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00411963, CycleNiter=939, Gain=0.1 2018-11-28 02:13:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] iters=0->60 [60], model=1.54181->1.53958, peakres=0.0105268->0.0041129, Reached cyclethreshold. 2018-11-28 02:13:05 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 121 iterations. 2018-11-28 02:13:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:13:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:13:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.0041123,-0.00409769) over full image : (0.0041123,-0.00409769) 2018-11-28 02:13:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Total Model Flux : 1.53958 2018-11-28 02:13:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00160934, CycleNiter=879, Gain=0.1 2018-11-28 02:13:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] iters=0->200 [200], model=1.53958->1.54703, peakres=0.0041123->0.0016041, Reached cyclethreshold. 2018-11-28 02:13:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 321 iterations. 2018-11-28 02:13:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:13:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:13:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.0016062,-0.00160333) over full image : (0.00195279,-0.00188889) 2018-11-28 02:13:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Total Model Flux : 1.54703 2018-11-28 02:13:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000628585, CycleNiter=679, Gain=0.1 2018-11-28 02:13:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] iters=0->679 [679], model=1.54703->1.55425, peakres=0.0016062->0.000692054, Reached cycleniter. 2018-11-28 02:13:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:13:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:13:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:13:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.000710714,-0.00074091) over full image : (0.00111175,-0.00108789) 2018-11-28 02:13:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] Total Model Flux : 1.55425 2018-11-28 02:13:16 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:13:16 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] : Restoring model image. 2018-11-28 02:13:16 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw52.mfs.I.iter1] : Applying PB correction 2018-11-28 02:13:16 INFO tclean:::: 2018-11-28 02:13:16 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:13:16 INFO tclean:::: ########################################## 2018-11-28 02:13:17 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:13:17 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw52 ! 2018-11-28 02:13:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000267362920567 2018-11-28 02:13:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000294474128168 2018-11-28 02:13:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00111175328493 min: -0.00108788604848 2018-11-28 02:13:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000298610568279 2018-11-28 02:13:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:13:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000298610568279 2018-11-28 02:13:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00172127154656 2018-11-28 02:13:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.47341406345 2018-11-28 02:13:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000294474128168 2018-11-28 02:13:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000267362920567 2018-11-28 02:13:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00111175328493 2018-11-28 02:13:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00108788604848 2018-11-28 02:13:17 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:13:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:13:17 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 53 2018-11-28 02:13:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs*.iter* 2018-11-28 02:13:17 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:13:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:13:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:13:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 53:0~127 2018-11-28 02:13:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:13:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 53] 2018-11-28 02:13:30 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[53] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:13:30 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:13:30 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:13:30 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:13:30 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:13:30 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:13:30 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:13:30 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:13:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000121724 2018-11-28 02:13:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09715 2018-11-28 02:13:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 53 ChanRange 0~127: 0.000121724301657 Jy/beam 2018-11-28 02:13:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000121724301657 Jy 2018-11-28 02:13:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:13:31 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:13:31 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['53'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw53.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:13:31 INFO tclean:::: 2018-11-28 02:13:31 INFO tclean:::: ########################################## 2018-11-28 02:13:31 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:13:31 INFO tclean:::: 2018-11-28 02:13:31 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:13:31 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :53 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:13:32 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:13:32 INFO SynthesisImager::selectData selected spw [53] start channels [0] nchannels [128] 2018-11-28 02:13:32 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw53.mfs.I.iter0] : 2018-11-28 02:13:32 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:13:32 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.26772e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:13:32 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw53.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:13:32 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:13:32 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:13:32 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:13:32 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:13:32 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:13:32 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:13:33 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:13:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:13:35 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw53.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.11541e-05 2018-11-28 02:13:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.162014 arcsec, 0.150863 arcsec, -43.13 deg 2018-11-28 02:13:35 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:13:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:13:37 INFO tclean:::: 2018-11-28 02:13:37 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:13:37 INFO tclean:::: ########################################## 2018-11-28 02:13:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0543676130474 2018-11-28 02:13:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.47184503078 min: -0.134893372655 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0543676130474 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.47184503078 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.134893372655 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:13:38 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:13:38 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:13:38 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs.I.iter1.residual 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs.I.iter1.sumwt 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs.I.iter1.psf 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs.I.iter1.pb 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs.I.iter1.cleanmask 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000486897206627Jy 2018-11-28 02:13:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:13:38 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:13:38 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['53'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw53.mfs.I.iter1', threshold='0.000486897206627Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs.I.iter1.cleanmask', pblimit=0.99369603395462036, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:13:38 INFO tclean:::: 2018-11-28 02:13:38 INFO tclean:::: ########################################## 2018-11-28 02:13:38 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:13:38 INFO tclean:::: 2018-11-28 02:13:38 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:13:39 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :53 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:13:40 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:13:40 INFO SynthesisImager::selectData selected spw [53] start channels [0] nchannels [128] 2018-11-28 02:13:40 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] : 2018-11-28 02:13:40 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:13:40 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.26772e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:13:40 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:13:40 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:13:40 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:13:40 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:13:40 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:13:40 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:13:40 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:13:40 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:13:40 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] : hogbom 2018-11-28 02:13:40 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:13:40 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:13:40 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:13:40 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:13:40 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:13:40 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:13:40 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw53.mfs.I.iter1.cleanmask 2018-11-28 02:13:40 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:13:40 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:13:40 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:13:40 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:13:40 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:13:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:13:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (1.47185,-0.134893) over full image : (1.47185,-0.134893) 2018-11-28 02:13:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:13:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.5658, CycleNiter=1000, Gain=0.1 2018-11-28 02:13:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] iters=0->10 [10], model=0->0.978291, peakres=1.47185->0.54272, Reached cyclethreshold. 2018-11-28 02:13:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:13:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:13:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:13:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (0.542744,-0.0558772) over full image : (0.542744,-0.0558772) 2018-11-28 02:13:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Total Model Flux : 0.978291 2018-11-28 02:13:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.208639, CycleNiter=990, Gain=0.1 2018-11-28 02:13:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] iters=0->10 [10], model=0.978291->1.3401, peakres=0.542744->0.201214, Reached cyclethreshold. 2018-11-28 02:13:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:13:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:13:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:13:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (0.201222,-0.0243246) over full image : (0.201222,-0.0243246) 2018-11-28 02:13:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Total Model Flux : 1.3401 2018-11-28 02:13:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0773528, CycleNiter=980, Gain=0.1 2018-11-28 02:13:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] iters=0->10 [10], model=1.3401->1.47433, peakres=0.201222->0.0745236, Reached cyclethreshold. 2018-11-28 02:13:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:13:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:13:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:13:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (0.0745265,-0.0126183) over full image : (0.0745265,-0.0126183) 2018-11-28 02:13:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Total Model Flux : 1.47433 2018-11-28 02:13:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0286491, CycleNiter=970, Gain=0.1 2018-11-28 02:13:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] iters=0->10 [10], model=1.47433->1.52413, peakres=0.0745265->0.0276346, Reached cyclethreshold. 2018-11-28 02:13:52 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:13:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:13:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:13:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (0.0276357,-0.0133993) over full image : (0.0276357,-0.0133993) 2018-11-28 02:13:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Total Model Flux : 1.52413 2018-11-28 02:13:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0106236, CycleNiter=960, Gain=0.1 2018-11-28 02:13:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] iters=0->22 [22], model=1.52413->1.53978, peakres=0.0276357->0.0101864, Reached cyclethreshold. 2018-11-28 02:13:55 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 62 iterations. 2018-11-28 02:13:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:13:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:13:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (0.00980975,-0.010186) over full image : (0.00980975,-0.010186) 2018-11-28 02:13:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Total Model Flux : 1.53978 2018-11-28 02:13:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00377102, CycleNiter=938, Gain=0.1 2018-11-28 02:13:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] iters=0->70 [70], model=1.53978->1.536, peakres=0.00980975->0.00374875, Reached cyclethreshold. 2018-11-28 02:13:59 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 132 iterations. 2018-11-28 02:13:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:14:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:14:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (0.00374805,-0.00365666) over full image : (0.00374805,-0.00365666) 2018-11-28 02:14:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Total Model Flux : 1.536 2018-11-28 02:14:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00144081, CycleNiter=868, Gain=0.1 2018-11-28 02:14:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] iters=0->240 [240], model=1.536->1.53975, peakres=0.00374805->0.00143316, Reached cyclethreshold. 2018-11-28 02:14:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 372 iterations. 2018-11-28 02:14:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:14:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:14:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (0.00143332,-0.00144292) over full image : (0.00171192,-0.0021084) 2018-11-28 02:14:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Total Model Flux : 1.53975 2018-11-28 02:14:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000550989, CycleNiter=628, Gain=0.1 2018-11-28 02:14:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] iters=0->628 [628], model=1.53975->1.54436, peakres=0.00143332->0.000677837, Reached cycleniter. 2018-11-28 02:14:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:14:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:14:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:14:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (0.000685611,-0.000729058) over full image : (0.000949825,-0.00129205) 2018-11-28 02:14:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] Total Model Flux : 1.54436 2018-11-28 02:14:10 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:14:10 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] : Restoring model image. 2018-11-28 02:14:11 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw53.mfs.I.iter1] : Applying PB correction 2018-11-28 02:14:11 INFO tclean:::: 2018-11-28 02:14:11 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:14:11 INFO tclean:::: ########################################## 2018-11-28 02:14:11 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:14:11 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw53 ! 2018-11-28 02:14:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000268428295385 2018-11-28 02:14:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000288814218948 2018-11-28 02:14:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000928555615246 min: -0.00129204906989 2018-11-28 02:14:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000290516356472 2018-11-28 02:14:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:14:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000290516356472 2018-11-28 02:14:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00161131727509 2018-11-28 02:14:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.4690195322 2018-11-28 02:14:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000288814218948 2018-11-28 02:14:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000268428295385 2018-11-28 02:14:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000928555615246 2018-11-28 02:14:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00129204906989 2018-11-28 02:14:12 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:14:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:14:12 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 54 2018-11-28 02:14:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs*.iter* 2018-11-28 02:14:12 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:14:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:14:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:14:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 54:0~127 2018-11-28 02:14:25 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:14:25 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 54] 2018-11-28 02:14:25 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[54] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:14:25 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:14:25 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:14:25 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:14:25 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:14:25 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:14:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:14:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:14:26 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000124078 2018-11-28 02:14:26 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09472 2018-11-28 02:14:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 54 ChanRange 0~127: 0.000124078180455 Jy/beam 2018-11-28 02:14:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000124078180455 Jy 2018-11-28 02:14:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:14:26 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:14:26 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['54'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw54.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:14:26 INFO tclean:::: 2018-11-28 02:14:26 INFO tclean:::: ########################################## 2018-11-28 02:14:26 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:14:26 INFO tclean:::: 2018-11-28 02:14:26 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:14:26 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :54 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:14:27 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:14:27 INFO SynthesisImager::selectData selected spw [54] start channels [0] nchannels [128] 2018-11-28 02:14:27 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw54.mfs.I.iter0] : 2018-11-28 02:14:27 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:14:27 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.28052e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:14:27 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw54.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:14:27 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:14:27 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:14:27 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:14:27 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:14:27 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:14:27 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:14:28 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:14:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:14:30 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw54.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.28672e-05 2018-11-28 02:14:30 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.162562 arcsec, 0.150324 arcsec, -40.3413 deg 2018-11-28 02:14:30 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:14:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:14:33 INFO tclean:::: 2018-11-28 02:14:33 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:14:33 INFO tclean:::: ########################################## 2018-11-28 02:14:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0545511096716 2018-11-28 02:14:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.46816194057 min: -0.129759445786 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0545511096716 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.46816194057 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.129759445786 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:14:33 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:14:33 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:14:33 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs.I.iter1.residual 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs.I.iter1.sumwt 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs.I.iter1.psf 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs.I.iter1.pb 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs.I.iter1.cleanmask 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000496312721818Jy 2018-11-28 02:14:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:14:33 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:14:34 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['54'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw54.mfs.I.iter1', threshold='0.000496312721818Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs.I.iter1.cleanmask', pblimit=0.99366289377212524, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:14:34 INFO tclean:::: 2018-11-28 02:14:34 INFO tclean:::: ########################################## 2018-11-28 02:14:34 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:14:34 INFO tclean:::: 2018-11-28 02:14:34 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:14:34 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :54 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:14:35 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:14:35 INFO SynthesisImager::selectData selected spw [54] start channels [0] nchannels [128] 2018-11-28 02:14:35 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] : 2018-11-28 02:14:35 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:14:35 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.28052e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:14:35 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:14:35 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:14:35 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:14:35 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:14:35 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:14:35 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:14:35 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:14:36 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:14:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] : hogbom 2018-11-28 02:14:36 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:14:36 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:14:36 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:14:36 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:14:36 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:14:36 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:14:36 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw54.mfs.I.iter1.cleanmask 2018-11-28 02:14:36 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:14:36 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:14:36 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:14:36 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:14:36 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:14:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:14:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (1.46816,-0.129759) over full image : (1.46816,-0.129759) 2018-11-28 02:14:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:14:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.54277, CycleNiter=1000, Gain=0.1 2018-11-28 02:14:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] iters=0->10 [10], model=0->0.975802, peakres=1.46816->0.541133, Reached cyclethreshold. 2018-11-28 02:14:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:14:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:14:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:14:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.541158,-0.0541085) over full image : (0.541158,-0.0541085) 2018-11-28 02:14:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Total Model Flux : 0.975802 2018-11-28 02:14:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.200063, CycleNiter=990, Gain=0.1 2018-11-28 02:14:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] iters=0->11 [11], model=0.975802->1.35669, peakres=0.541158->0.182245, Reached cyclethreshold. 2018-11-28 02:14:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:14:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:14:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:14:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.182237,-0.0220408) over full image : (0.182237,-0.0220408) 2018-11-28 02:14:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Total Model Flux : 1.35669 2018-11-28 02:14:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0673717, CycleNiter=979, Gain=0.1 2018-11-28 02:14:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] iters=0->10 [10], model=1.35669->1.47797, peakres=0.182237->0.0673416, Reached cyclethreshold. 2018-11-28 02:14:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 31 iterations. 2018-11-28 02:14:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:14:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:14:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.0673447,-0.0118886) over full image : (0.0673447,-0.0118886) 2018-11-28 02:14:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Total Model Flux : 1.47797 2018-11-28 02:14:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0248969, CycleNiter=969, Gain=0.1 2018-11-28 02:14:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] iters=0->11 [11], model=1.47797->1.52548, peakres=0.0673447->0.0227777, Reached cyclethreshold. 2018-11-28 02:14:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:14:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:14:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:14:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.0227789,-0.0134176) over full image : (0.0227789,-0.0134176) 2018-11-28 02:14:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Total Model Flux : 1.52548 2018-11-28 02:14:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00842123, CycleNiter=958, Gain=0.1 2018-11-28 02:14:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] iters=0->33 [33], model=1.52548->1.53502, peakres=0.0227789->0.00837481, Reached cyclethreshold. 2018-11-28 02:14:52 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 75 iterations. 2018-11-28 02:14:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:14:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:14:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.00818739,-0.0083749) over full image : (0.00818739,-0.0083749) 2018-11-28 02:14:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Total Model Flux : 1.53502 2018-11-28 02:14:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00302682, CycleNiter=925, Gain=0.1 2018-11-28 02:14:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] iters=0->87 [87], model=1.53502->1.53293, peakres=0.00818739->0.00300353, Reached cyclethreshold. 2018-11-28 02:14:55 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 162 iterations. 2018-11-28 02:14:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:14:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:14:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.00300361,-0.00299715) over full image : (0.00300361,-0.00299715) 2018-11-28 02:14:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Total Model Flux : 1.53293 2018-11-28 02:14:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00111041, CycleNiter=838, Gain=0.1 2018-11-28 02:14:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] iters=0->384 [384], model=1.53293->1.5396, peakres=0.00300361->0.00111029, Reached cyclethreshold. 2018-11-28 02:14:59 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 546 iterations. 2018-11-28 02:14:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:15:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:15:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.00109227,-0.00112885) over full image : (0.00156172,-0.00158171) 2018-11-28 02:15:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Total Model Flux : 1.5396 2018-11-28 02:15:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000496313, CycleNiter=454, Gain=0.1 2018-11-28 02:15:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] iters=0->454 [454], model=1.5396->1.54126, peakres=0.00109227->0.00065476, Reached cycleniter. 2018-11-28 02:15:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:15:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:15:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:15:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.000668981,-0.000745295) over full image : (0.00112301,-0.0010419) 2018-11-28 02:15:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] Total Model Flux : 1.54126 2018-11-28 02:15:07 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:15:07 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] : Restoring model image. 2018-11-28 02:15:07 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw54.mfs.I.iter1] : Applying PB correction 2018-11-28 02:15:07 INFO tclean:::: 2018-11-28 02:15:07 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:15:07 INFO tclean:::: ########################################## 2018-11-28 02:15:08 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:15:08 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw54 ! 2018-11-28 02:15:08 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000272165314527 2018-11-28 02:15:08 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000293899443932 2018-11-28 02:15:08 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000996648450382 min: -0.000958028540481 2018-11-28 02:15:08 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000297907972708 2018-11-28 02:15:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:15:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000297907972708 2018-11-28 02:15:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00140344770625 2018-11-28 02:15:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.4658575058 2018-11-28 02:15:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000293899443932 2018-11-28 02:15:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000272165314527 2018-11-28 02:15:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000996648450382 2018-11-28 02:15:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000958028540481 2018-11-28 02:15:08 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:15:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:15:08 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 55 2018-11-28 02:15:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs*.iter* 2018-11-28 02:15:08 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:15:20 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:15:20 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:15:20 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 55:0~127 2018-11-28 02:15:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:15:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 55] 2018-11-28 02:15:21 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[55] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:15:21 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:15:21 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:15:21 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:15:21 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:15:21 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:15:21 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:15:21 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:15:22 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000128088 2018-11-28 02:15:22 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.0967 2018-11-28 02:15:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 55 ChanRange 0~127: 0.000128088384007 Jy/beam 2018-11-28 02:15:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000128088384007 Jy 2018-11-28 02:15:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:15:22 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:15:22 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['55'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw55.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:15:22 INFO tclean:::: 2018-11-28 02:15:22 INFO tclean:::: ########################################## 2018-11-28 02:15:22 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:15:22 INFO tclean:::: 2018-11-28 02:15:22 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:15:22 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :55 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:15:23 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:15:23 INFO SynthesisImager::selectData selected spw [55] start channels [0] nchannels [128] 2018-11-28 02:15:23 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw55.mfs.I.iter0] : 2018-11-28 02:15:23 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:15:23 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.29332e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:15:23 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw55.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:15:23 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:15:23 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:15:23 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:15:23 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:15:23 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:15:23 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:15:24 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:15:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:15:26 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw55.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.50567e-05 2018-11-28 02:15:26 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.16182 arcsec, 0.149398 arcsec, -46.9664 deg 2018-11-28 02:15:26 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:15:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:15:28 INFO tclean:::: 2018-11-28 02:15:28 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:15:28 INFO tclean:::: ########################################## 2018-11-28 02:15:29 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0542363226414 2018-11-28 02:15:29 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.46422755718 min: -0.126762107015 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0542363226414 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.46422755718 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.126762107015 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:15:29 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:15:29 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:15:29 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs.I.iter1.residual 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs.I.iter1.sumwt 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs.I.iter1.psf 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs.I.iter1.pb 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs.I.iter1.cleanmask 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000512353536026Jy 2018-11-28 02:15:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:15:29 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:15:29 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['55'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw55.mfs.I.iter1', threshold='0.000512353536026Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs.I.iter1.cleanmask', pblimit=0.99359637498855591, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:15:29 INFO tclean:::: 2018-11-28 02:15:29 INFO tclean:::: ########################################## 2018-11-28 02:15:29 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:15:29 INFO tclean:::: 2018-11-28 02:15:29 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:15:29 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :55 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:15:31 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:15:31 INFO SynthesisImager::selectData selected spw [55] start channels [0] nchannels [128] 2018-11-28 02:15:31 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] : 2018-11-28 02:15:31 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:15:31 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.29332e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:15:31 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:15:31 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:15:31 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:15:31 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:15:31 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:15:31 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:15:31 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:15:31 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:15:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] : hogbom 2018-11-28 02:15:31 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:15:31 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:15:31 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:15:31 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:15:31 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:15:31 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:15:31 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw55.mfs.I.iter1.cleanmask 2018-11-28 02:15:31 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:15:31 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:15:31 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:15:31 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:15:31 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:15:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:15:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (1.46423,-0.126762) over full image : (1.46423,-0.126762) 2018-11-28 02:15:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:15:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.536083, CycleNiter=1000, Gain=0.1 2018-11-28 02:15:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] iters=0->11 [11], model=0->1.02733, peakres=1.46423->0.489648, Reached cyclethreshold. 2018-11-28 02:15:32 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 11 iterations. 2018-11-28 02:15:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:15:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:15:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.489626,-0.0484183) over full image : (0.489626,-0.0484183) 2018-11-28 02:15:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Total Model Flux : 1.02733 2018-11-28 02:15:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.179262, CycleNiter=989, Gain=0.1 2018-11-28 02:15:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] iters=0->11 [11], model=1.02733->1.37159, peakres=0.489626->0.16484, Reached cyclethreshold. 2018-11-28 02:15:35 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:15:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:15:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:15:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.164834,-0.0199295) over full image : (0.164834,-0.0199295) 2018-11-28 02:15:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Total Model Flux : 1.37159 2018-11-28 02:15:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0603488, CycleNiter=978, Gain=0.1 2018-11-28 02:15:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] iters=0->11 [11], model=1.37159->1.48744, peakres=0.164834->0.0551839, Reached cyclethreshold. 2018-11-28 02:15:39 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 33 iterations. 2018-11-28 02:15:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:15:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:15:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.0551869,-0.0103946) over full image : (0.0551869,-0.0103946) 2018-11-28 02:15:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Total Model Flux : 1.48744 2018-11-28 02:15:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.020205, CycleNiter=967, Gain=0.1 2018-11-28 02:15:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] iters=0->11 [11], model=1.48744->1.52639, peakres=0.0551869->0.0186759, Reached cyclethreshold. 2018-11-28 02:15:42 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:15:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:15:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:15:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.0186769,-0.0131482) over full image : (0.0186769,-0.0131482) 2018-11-28 02:15:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Total Model Flux : 1.52639 2018-11-28 02:15:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00683798, CycleNiter=956, Gain=0.1 2018-11-28 02:15:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] iters=0->47 [47], model=1.52639->1.53043, peakres=0.0186769->0.0067668, Reached cyclethreshold. 2018-11-28 02:15:46 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 91 iterations. 2018-11-28 02:15:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:15:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:15:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.00676599,-0.00644628) over full image : (0.00676599,-0.00644628) 2018-11-28 02:15:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Total Model Flux : 1.53043 2018-11-28 02:15:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00247716, CycleNiter=909, Gain=0.1 2018-11-28 02:15:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] iters=0->110 [110], model=1.53043->1.53038, peakres=0.00676599->0.00244184, Reached cyclethreshold. 2018-11-28 02:15:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 201 iterations. 2018-11-28 02:15:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:15:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:15:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.0024393,-0.0024418) over full image : (0.00267332,-0.0024418) 2018-11-28 02:15:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Total Model Flux : 1.53038 2018-11-28 02:15:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000893077, CycleNiter=799, Gain=0.1 2018-11-28 02:15:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] iters=0->560 [560], model=1.53038->1.53846, peakres=0.0024393->0.000892841, Reached cyclethreshold. 2018-11-28 02:15:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 761 iterations. 2018-11-28 02:15:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:15:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:15:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.000978764,-0.000981189) over full image : (0.00121321,-0.00107984) 2018-11-28 02:15:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Total Model Flux : 1.53846 2018-11-28 02:15:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000512354, CycleNiter=239, Gain=0.1 2018-11-28 02:15:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] iters=0->239 [239], model=1.53846->1.53743, peakres=0.000978764->0.000643385, Reached cycleniter. 2018-11-28 02:15:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:15:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:16:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:16:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.000659351,-0.000664021) over full image : (0.00105448,-0.00094666) 2018-11-28 02:16:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] Total Model Flux : 1.53743 2018-11-28 02:16:01 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:16:01 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] : Restoring model image. 2018-11-28 02:16:01 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw55.mfs.I.iter1] : Applying PB correction 2018-11-28 02:16:01 INFO tclean:::: 2018-11-28 02:16:01 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:16:01 INFO tclean:::: ########################################## 2018-11-28 02:16:02 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:16:02 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw55 ! 2018-11-28 02:16:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000275750440778 2018-11-28 02:16:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000295658188406 2018-11-28 02:16:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000992305693217 min: -0.000869557086844 2018-11-28 02:16:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000299960374832 2018-11-28 02:16:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:16:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000299960374832 2018-11-28 02:16:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00176510971505 2018-11-28 02:16:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.46129584312 2018-11-28 02:16:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000295658188406 2018-11-28 02:16:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000275750440778 2018-11-28 02:16:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000992305693217 2018-11-28 02:16:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000869557086844 2018-11-28 02:16:02 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:16:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:16:02 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 56 2018-11-28 02:16:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs*.iter* 2018-11-28 02:16:02 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:16:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:16:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:16:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 56:0~127 2018-11-28 02:16:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:16:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 56] 2018-11-28 02:16:15 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[56] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:16:15 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:16:15 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:16:15 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:16:15 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:16:16 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:16:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:16:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:16:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000129586 2018-11-28 02:16:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09766 2018-11-28 02:16:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 56 ChanRange 0~127: 0.000129585855328 Jy/beam 2018-11-28 02:16:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000129585855328 Jy 2018-11-28 02:16:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:16:16 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:16:16 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['56'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw56.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:16:17 INFO tclean:::: 2018-11-28 02:16:17 INFO tclean:::: ########################################## 2018-11-28 02:16:17 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:16:17 INFO tclean:::: 2018-11-28 02:16:17 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:16:17 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :56 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:16:18 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:16:18 INFO SynthesisImager::selectData selected spw [56] start channels [0] nchannels [128] 2018-11-28 02:16:18 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw56.mfs.I.iter0] : 2018-11-28 02:16:18 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:16:18 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.30612e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:16:18 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw56.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:16:18 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:16:18 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:16:18 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:16:18 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:16:18 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:16:18 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:16:18 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:16:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:16:20 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw56.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.5928e-05 2018-11-28 02:16:20 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.161961 arcsec, 0.148814 arcsec, -48.5325 deg 2018-11-28 02:16:20 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:16:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:16:22 INFO tclean:::: 2018-11-28 02:16:22 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:16:22 INFO tclean:::: ########################################## 2018-11-28 02:16:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0540611669421 2018-11-28 02:16:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.4608386755 min: -0.125017657876 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0540611669421 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.4608386755 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.125017657876 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:16:23 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:16:23 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:16:23 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs.I.iter1.residual 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs.I.iter1.sumwt 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs.I.iter1.psf 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs.I.iter1.pb 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs.I.iter1.cleanmask 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000518343421312Jy 2018-11-28 02:16:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:16:23 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:16:23 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['56'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw56.mfs.I.iter1', threshold='0.000518343421312Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs.I.iter1.cleanmask', pblimit=0.99356293678283691, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:16:24 INFO tclean:::: 2018-11-28 02:16:24 INFO tclean:::: ########################################## 2018-11-28 02:16:24 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:16:24 INFO tclean:::: 2018-11-28 02:16:24 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:16:24 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :56 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:16:25 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:16:25 INFO SynthesisImager::selectData selected spw [56] start channels [0] nchannels [128] 2018-11-28 02:16:25 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] : 2018-11-28 02:16:25 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:16:25 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.30612e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:16:25 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:16:25 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:16:25 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:16:25 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:16:25 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:16:25 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:16:25 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:16:25 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:16:25 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] : hogbom 2018-11-28 02:16:25 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:16:25 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:16:25 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:16:25 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:16:25 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:16:25 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:16:25 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw56.mfs.I.iter1.cleanmask 2018-11-28 02:16:25 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:16:25 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:16:25 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:16:25 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:16:25 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:16:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:16:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (1.46084,-0.125018) over full image : (1.46084,-0.125018) 2018-11-28 02:16:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:16:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.547759, CycleNiter=1000, Gain=0.1 2018-11-28 02:16:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] iters=0->10 [10], model=0->0.971087, peakres=1.46084->0.538579, Reached cyclethreshold. 2018-11-28 02:16:25 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:16:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:16:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:16:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (0.538577,-0.0503019) over full image : (0.538577,-0.0503019) 2018-11-28 02:16:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Total Model Flux : 0.971087 2018-11-28 02:16:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.201946, CycleNiter=990, Gain=0.1 2018-11-28 02:16:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] iters=0->10 [10], model=0.971087->1.3302, peakres=0.538577->0.200378, Reached cyclethreshold. 2018-11-28 02:16:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:16:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:16:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:16:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (0.20037,-0.0223476) over full image : (0.20037,-0.0223476) 2018-11-28 02:16:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Total Model Flux : 1.3302 2018-11-28 02:16:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0751312, CycleNiter=980, Gain=0.1 2018-11-28 02:16:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] iters=0->10 [10], model=1.3302->1.46365, peakres=0.20037->0.0745692, Reached cyclethreshold. 2018-11-28 02:16:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:16:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:16:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:16:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (0.0745666,-0.0119002) over full image : (0.0745666,-0.0119002) 2018-11-28 02:16:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Total Model Flux : 1.46365 2018-11-28 02:16:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0279596, CycleNiter=970, Gain=0.1 2018-11-28 02:16:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] iters=0->10 [10], model=1.46365->1.51324, peakres=0.0745666->0.0277121, Reached cyclethreshold. 2018-11-28 02:16:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:16:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:16:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:16:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (0.0277113,-0.0117003) over full image : (0.0277113,-0.0117003) 2018-11-28 02:16:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Total Model Flux : 1.51324 2018-11-28 02:16:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0103907, CycleNiter=960, Gain=0.1 2018-11-28 02:16:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] iters=0->29 [29], model=1.51324->1.52813, peakres=0.0277113->0.00982661, Reached cyclethreshold. 2018-11-28 02:16:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 69 iterations. 2018-11-28 02:16:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:16:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:16:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (0.00964241,-0.00982631) over full image : (0.00964241,-0.00982631) 2018-11-28 02:16:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Total Model Flux : 1.52813 2018-11-28 02:16:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00361554, CycleNiter=931, Gain=0.1 2018-11-28 02:16:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] iters=0->73 [73], model=1.52813->1.52488, peakres=0.00964241->0.00360696, Reached cyclethreshold. 2018-11-28 02:16:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 142 iterations. 2018-11-28 02:16:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:16:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:16:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (0.00360691,-0.00354407) over full image : (0.00360691,-0.00354407) 2018-11-28 02:16:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Total Model Flux : 1.52488 2018-11-28 02:16:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00135245, CycleNiter=858, Gain=0.1 2018-11-28 02:16:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] iters=0->296 [296], model=1.52488->1.53299, peakres=0.00360691->0.00134818, Reached cyclethreshold. 2018-11-28 02:16:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 438 iterations. 2018-11-28 02:16:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:16:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:16:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (0.00136361,-0.00133702) over full image : (0.00168666,-0.00165468) 2018-11-28 02:16:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Total Model Flux : 1.53299 2018-11-28 02:16:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000518343, CycleNiter=562, Gain=0.1 2018-11-28 02:16:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] iters=0->562 [562], model=1.53299->1.53577, peakres=0.00136361->0.000717824, Reached cycleniter. 2018-11-28 02:16:51 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:16:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:16:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:16:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (0.000755262,-0.00075721) over full image : (0.00115444,-0.00104535) 2018-11-28 02:16:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] Total Model Flux : 1.53577 2018-11-28 02:16:55 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:16:55 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] : Restoring model image. 2018-11-28 02:16:55 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw56.mfs.I.iter1] : Applying PB correction 2018-11-28 02:16:55 INFO tclean:::: 2018-11-28 02:16:55 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:16:55 INFO tclean:::: ########################################## 2018-11-28 02:16:56 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:16:56 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw56 ! 2018-11-28 02:16:56 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000290065014269 2018-11-28 02:16:56 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000321045110468 2018-11-28 02:16:56 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00110783218406 min: -0.00104535219725 2018-11-28 02:16:56 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000323015497997 2018-11-28 02:16:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:16:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000323015497997 2018-11-28 02:16:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00170813943259 2018-11-28 02:16:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.45785415173 2018-11-28 02:16:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000321045110468 2018-11-28 02:16:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000290065014269 2018-11-28 02:16:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00110783218406 2018-11-28 02:16:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00104535219725 2018-11-28 02:16:56 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:16:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:16:56 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 57 2018-11-28 02:16:56 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs*.iter* 2018-11-28 02:16:56 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:17:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:17:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:17:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 57:0~127 2018-11-28 02:17:09 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:17:09 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 57] 2018-11-28 02:17:09 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[57] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:17:09 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:17:09 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:17:09 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:17:09 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:17:10 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:17:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:17:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:17:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000128873 2018-11-28 02:17:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09655 2018-11-28 02:17:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 57 ChanRange 0~127: 0.000128872623514 Jy/beam 2018-11-28 02:17:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000128872623514 Jy 2018-11-28 02:17:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:17:10 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:17:10 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['57'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw57.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:17:11 INFO tclean:::: 2018-11-28 02:17:11 INFO tclean:::: ########################################## 2018-11-28 02:17:11 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:17:11 INFO tclean:::: 2018-11-28 02:17:11 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:17:11 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :57 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:17:12 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:17:12 INFO SynthesisImager::selectData selected spw [57] start channels [0] nchannels [128] 2018-11-28 02:17:12 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw57.mfs.I.iter0] : 2018-11-28 02:17:12 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:17:12 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.31892e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:17:12 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw57.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:17:12 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:17:12 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:17:12 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:17:12 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:17:12 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:17:12 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:17:12 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:17:12 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:17:14 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw57.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.56018e-05 2018-11-28 02:17:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.162547 arcsec, 0.147569 arcsec, -52.065 deg 2018-11-28 02:17:14 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:17:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:17:17 INFO tclean:::: 2018-11-28 02:17:17 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:17:17 INFO tclean:::: ########################################## 2018-11-28 02:17:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0533375516534 2018-11-28 02:17:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.4571608305 min: -0.12752315402 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0533375516534 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.4571608305 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.12752315402 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:17:17 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:17:17 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:17:17 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs.I.iter1.residual 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs.I.iter1.sumwt 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs.I.iter1.psf 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs.I.iter1.pb 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs.I.iter1.cleanmask 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000515490494057Jy 2018-11-28 02:17:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:17:17 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:17:17 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['57'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw57.mfs.I.iter1', threshold='0.000515490494057Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs.I.iter1.cleanmask', pblimit=0.99352943897247314, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:17:18 INFO tclean:::: 2018-11-28 02:17:18 INFO tclean:::: ########################################## 2018-11-28 02:17:18 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:17:18 INFO tclean:::: 2018-11-28 02:17:18 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:17:18 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :57 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:17:19 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:17:19 INFO SynthesisImager::selectData selected spw [57] start channels [0] nchannels [128] 2018-11-28 02:17:19 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] : 2018-11-28 02:17:19 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:17:19 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.31892e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:17:19 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:17:19 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:17:19 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:17:19 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:17:19 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:17:19 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:17:19 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:17:19 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:17:19 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] : hogbom 2018-11-28 02:17:19 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:17:19 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:17:19 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:17:19 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:17:19 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:17:19 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:17:19 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw57.mfs.I.iter1.cleanmask 2018-11-28 02:17:19 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:17:19 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:17:19 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:17:19 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:17:19 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:17:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:17:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (1.45716,-0.127523) over full image : (1.45716,-0.127523) 2018-11-28 02:17:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:17:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.553413, CycleNiter=1000, Gain=0.1 2018-11-28 02:17:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] iters=0->10 [10], model=0->0.968549, peakres=1.45716->0.537523, Reached cyclethreshold. 2018-11-28 02:17:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:17:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:17:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:17:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.537522,-0.0521056) over full image : (0.537522,-0.0521056) 2018-11-28 02:17:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Total Model Flux : 0.968549 2018-11-28 02:17:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.204145, CycleNiter=990, Gain=0.1 2018-11-28 02:17:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] iters=0->10 [10], model=0.968549->1.32672, peakres=0.537522->0.200363, Reached cyclethreshold. 2018-11-28 02:17:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:17:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:17:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:17:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.200356,-0.0233101) over full image : (0.200356,-0.0233101) 2018-11-28 02:17:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Total Model Flux : 1.32672 2018-11-28 02:17:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.076093, CycleNiter=980, Gain=0.1 2018-11-28 02:17:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] iters=0->10 [10], model=1.32672->1.45994, peakres=0.200356->0.074521, Reached cyclethreshold. 2018-11-28 02:17:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:17:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:17:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:17:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.0745186,-0.0125661) over full image : (0.0745186,-0.0125661) 2018-11-28 02:17:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Total Model Flux : 1.45994 2018-11-28 02:17:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0283013, CycleNiter=970, Gain=0.1 2018-11-28 02:17:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] iters=0->10 [10], model=1.45994->1.50947, peakres=0.0745186->0.0276907, Reached cyclethreshold. 2018-11-28 02:17:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:17:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:17:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:17:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.0276898,-0.0104919) over full image : (0.0276898,-0.0104919) 2018-11-28 02:17:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Total Model Flux : 1.50947 2018-11-28 02:17:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0105163, CycleNiter=960, Gain=0.1 2018-11-28 02:17:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] iters=0->28 [28], model=1.50947->1.52596, peakres=0.0276898->0.0103831, Reached cyclethreshold. 2018-11-28 02:17:34 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 68 iterations. 2018-11-28 02:17:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:17:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:17:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.00986239,-0.0103828) over full image : (0.00986239,-0.0103828) 2018-11-28 02:17:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Total Model Flux : 1.52596 2018-11-28 02:17:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00374563, CycleNiter=932, Gain=0.1 2018-11-28 02:17:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] iters=0->75 [75], model=1.52596->1.5216, peakres=0.00986239->0.00372271, Reached cyclethreshold. 2018-11-28 02:17:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 143 iterations. 2018-11-28 02:17:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:17:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:17:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.0037232,-0.00363905) over full image : (0.0037232,-0.00363905) 2018-11-28 02:17:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Total Model Flux : 1.5216 2018-11-28 02:17:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00141403, CycleNiter=857, Gain=0.1 2018-11-28 02:17:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] iters=0->285 [285], model=1.5216->1.52872, peakres=0.0037232->0.00140863, Reached cyclethreshold. 2018-11-28 02:17:41 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 428 iterations. 2018-11-28 02:17:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:17:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:17:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.001426,-0.001423) over full image : (0.00182848,-0.00181851) 2018-11-28 02:17:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Total Model Flux : 1.52872 2018-11-28 02:17:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000541577, CycleNiter=572, Gain=0.1 2018-11-28 02:17:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] iters=0->572 [572], model=1.52872->1.53384, peakres=0.001426->0.000742417, Reached cycleniter. 2018-11-28 02:17:45 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:17:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:17:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:17:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.000757495,-0.000781568) over full image : (0.00106396,-0.00113258) 2018-11-28 02:17:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] Total Model Flux : 1.53384 2018-11-28 02:17:49 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:17:49 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] : Restoring model image. 2018-11-28 02:17:49 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw57.mfs.I.iter1] : Applying PB correction 2018-11-28 02:17:50 INFO tclean:::: 2018-11-28 02:17:50 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:17:50 INFO tclean:::: ########################################## 2018-11-28 02:17:50 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:17:50 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw57 ! 2018-11-28 02:17:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000297756545478 2018-11-28 02:17:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000314217642881 2018-11-28 02:17:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00106018246152 min: -0.00113257579505 2018-11-28 02:17:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000318161706673 2018-11-28 02:17:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:17:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000318161706673 2018-11-28 02:17:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00158386130352 2018-11-28 02:17:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.45469307899 2018-11-28 02:17:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000314217642881 2018-11-28 02:17:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000297756545478 2018-11-28 02:17:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00106018246152 2018-11-28 02:17:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00113257579505 2018-11-28 02:17:50 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:17:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:17:51 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 58 2018-11-28 02:17:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs*.iter* 2018-11-28 02:17:51 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:18:02 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:18:02 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:18:02 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 58:0~127 2018-11-28 02:18:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:18:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 58] 2018-11-28 02:18:03 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[58] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:18:03 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:18:03 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:18:03 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:18:03 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:18:03 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:18:03 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:18:03 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:18:04 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000129824 2018-11-28 02:18:04 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09734 2018-11-28 02:18:04 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 58 ChanRange 0~127: 0.000129824413088 Jy/beam 2018-11-28 02:18:04 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000129824413088 Jy 2018-11-28 02:18:04 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:18:04 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:18:04 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['58'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw58.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:18:04 INFO tclean:::: 2018-11-28 02:18:04 INFO tclean:::: ########################################## 2018-11-28 02:18:04 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:18:04 INFO tclean:::: 2018-11-28 02:18:04 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:18:04 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :58 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:18:06 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:18:06 INFO SynthesisImager::selectData selected spw [58] start channels [0] nchannels [128] 2018-11-28 02:18:06 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw58.mfs.I.iter0] : 2018-11-28 02:18:06 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:18:06 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.33172e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:18:06 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw58.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:18:06 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:18:06 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:18:06 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:18:06 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:18:06 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:18:06 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:18:06 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:18:06 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:18:08 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw58.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.61641e-05 2018-11-28 02:18:08 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.160559 arcsec, 0.146611 arcsec, -55.2689 deg 2018-11-28 02:18:08 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:18:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:18:11 INFO tclean:::: 2018-11-28 02:18:11 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:18:11 INFO tclean:::: ########################################## 2018-11-28 02:18:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0536725968122 2018-11-28 02:18:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.45266580582 min: -0.133727967739 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0536725968122 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.45266580582 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.133727967739 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:18:11 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:18:11 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:18:11 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs.I.iter1.residual 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs.I.iter1.sumwt 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs.I.iter1.psf 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs.I.iter1.pb 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs.I.iter1.cleanmask 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000519297652353Jy 2018-11-28 02:18:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:18:11 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:18:12 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['58'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw58.mfs.I.iter1', threshold='0.000519297652353Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs.I.iter1.cleanmask', pblimit=0.99349594116210938, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:18:12 INFO tclean:::: 2018-11-28 02:18:12 INFO tclean:::: ########################################## 2018-11-28 02:18:12 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:18:12 INFO tclean:::: 2018-11-28 02:18:12 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:18:12 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :58 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:18:13 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:18:13 INFO SynthesisImager::selectData selected spw [58] start channels [0] nchannels [128] 2018-11-28 02:18:13 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] : 2018-11-28 02:18:13 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:18:13 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.33172e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:18:13 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:18:13 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:18:13 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:18:13 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:18:13 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:18:13 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:18:13 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:18:14 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:18:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] : hogbom 2018-11-28 02:18:14 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:18:14 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:18:14 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:18:14 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:18:14 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:18:14 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:18:14 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw58.mfs.I.iter1.cleanmask 2018-11-28 02:18:14 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:18:14 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:18:14 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:18:14 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:18:14 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:18:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:18:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (1.45267,-0.133728) over full image : (1.45267,-0.133728) 2018-11-28 02:18:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:18:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.550599, CycleNiter=1000, Gain=0.1 2018-11-28 02:18:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] iters=0->10 [10], model=0->0.966077, peakres=1.45267->0.536224, Reached cyclethreshold. 2018-11-28 02:18:14 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:18:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:18:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:18:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.53625,-0.0552723) over full image : (0.53625,-0.0552723) 2018-11-28 02:18:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Total Model Flux : 0.966077 2018-11-28 02:18:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.203253, CycleNiter=990, Gain=0.1 2018-11-28 02:18:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] iters=0->10 [10], model=0.966077->1.32396, peakres=0.53625->0.200015, Reached cyclethreshold. 2018-11-28 02:18:17 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:18:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:18:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:18:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.200008,-0.0245529) over full image : (0.200008,-0.0245529) 2018-11-28 02:18:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Total Model Flux : 1.32396 2018-11-28 02:18:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0758084, CycleNiter=980, Gain=0.1 2018-11-28 02:18:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] iters=0->10 [10], model=1.32396->1.45716, peakres=0.200008->0.0745222, Reached cyclethreshold. 2018-11-28 02:18:21 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:18:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:18:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:18:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.074526,-0.0130945) over full image : (0.074526,-0.0130945) 2018-11-28 02:18:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Total Model Flux : 1.45716 2018-11-28 02:18:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0282474, CycleNiter=970, Gain=0.1 2018-11-28 02:18:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] iters=0->10 [10], model=1.45716->1.50673, peakres=0.074526->0.0277453, Reached cyclethreshold. 2018-11-28 02:18:25 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:18:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:18:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:18:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.0277442,-0.011565) over full image : (0.0277442,-0.011565) 2018-11-28 02:18:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Total Model Flux : 1.50673 2018-11-28 02:18:28 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0105158, CycleNiter=960, Gain=0.1 2018-11-28 02:18:28 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] iters=0->27 [27], model=1.50673->1.52154, peakres=0.0277442->0.010171, Reached cyclethreshold. 2018-11-28 02:18:28 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 67 iterations. 2018-11-28 02:18:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:18:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:18:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.0101196,-0.0101708) over full image : (0.0101196,-0.0101708) 2018-11-28 02:18:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Total Model Flux : 1.52154 2018-11-28 02:18:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00383559, CycleNiter=933, Gain=0.1 2018-11-28 02:18:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] iters=0->67 [67], model=1.52154->1.51825, peakres=0.0101196->0.00382132, Reached cyclethreshold. 2018-11-28 02:18:32 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 134 iterations. 2018-11-28 02:18:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:18:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:18:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.00382049,-0.00374379) over full image : (0.00382049,-0.00374379) 2018-11-28 02:18:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Total Model Flux : 1.51825 2018-11-28 02:18:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00144807, CycleNiter=866, Gain=0.1 2018-11-28 02:18:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] iters=0->267 [267], model=1.51825->1.52553, peakres=0.00382049->0.00144596, Reached cyclethreshold. 2018-11-28 02:18:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 401 iterations. 2018-11-28 02:18:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:18:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:18:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.00147963,-0.00146119) over full image : (0.00180095,-0.00177967) 2018-11-28 02:18:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Total Model Flux : 1.52553 2018-11-28 02:18:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000560818, CycleNiter=599, Gain=0.1 2018-11-28 02:18:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] iters=0->599 [599], model=1.52553->1.52813, peakres=0.00147963->0.000696962, Reached cycleniter. 2018-11-28 02:18:39 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:18:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:18:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:18:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.000706232,-0.000711098) over full image : (0.00108515,-0.00117034) 2018-11-28 02:18:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] Total Model Flux : 1.52813 2018-11-28 02:18:43 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:18:43 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] : Restoring model image. 2018-11-28 02:18:43 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw58.mfs.I.iter1] : Applying PB correction 2018-11-28 02:18:43 INFO tclean:::: 2018-11-28 02:18:43 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:18:43 INFO tclean:::: ########################################## 2018-11-28 02:18:44 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:18:44 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw58 ! 2018-11-28 02:18:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.00027997532743 2018-11-28 02:18:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000302484579151 2018-11-28 02:18:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00105096248444 min: -0.00117033580318 2018-11-28 02:18:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000305702356854 2018-11-28 02:18:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:18:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000305702356854 2018-11-28 02:18:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00151093129534 2018-11-28 02:18:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.45015370846 2018-11-28 02:18:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000302484579151 2018-11-28 02:18:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.00027997532743 2018-11-28 02:18:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00105096248444 2018-11-28 02:18:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00117033580318 2018-11-28 02:18:44 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:18:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:18:44 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 59 2018-11-28 02:18:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs*.iter* 2018-11-28 02:18:44 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:18:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:18:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:18:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 59:0~127 2018-11-28 02:18:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:18:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 59] 2018-11-28 02:18:58 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[59] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:18:58 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:18:58 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:18:58 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:18:58 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:18:58 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:18:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:18:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:18:59 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000133177 2018-11-28 02:18:59 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09876 2018-11-28 02:18:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 59 ChanRange 0~127: 0.000133177102619 Jy/beam 2018-11-28 02:18:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000133177102619 Jy 2018-11-28 02:18:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:18:59 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:18:59 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['59'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw59.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:18:59 INFO tclean:::: 2018-11-28 02:18:59 INFO tclean:::: ########################################## 2018-11-28 02:18:59 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:18:59 INFO tclean:::: 2018-11-28 02:18:59 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:18:59 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :59 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:19:01 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:19:01 INFO SynthesisImager::selectData selected spw [59] start channels [0] nchannels [128] 2018-11-28 02:19:01 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw59.mfs.I.iter0] : 2018-11-28 02:19:01 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:19:01 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.34451e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:19:01 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw59.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:19:01 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:19:01 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:19:01 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:19:01 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:19:01 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:19:01 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:19:01 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:19:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:19:03 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw59.mfs.I.iter0] Theoretical sensitivity (Jy/bm):8.82138e-05 2018-11-28 02:19:03 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.159244 arcsec, 0.145977 arcsec, -55.2537 deg 2018-11-28 02:19:03 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:19:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:19:06 INFO tclean:::: 2018-11-28 02:19:06 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:19:06 INFO tclean:::: ########################################## 2018-11-28 02:19:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0537820570171 2018-11-28 02:19:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.44876754284 min: -0.134083777666 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0537820570171 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.44876754284 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.134083777666 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:19:06 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:19:06 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:19:06 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs.I.iter1.residual 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs.I.iter1.sumwt 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs.I.iter1.psf 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs.I.iter1.pb 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs.I.iter1.cleanmask 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000532708410478Jy 2018-11-28 02:19:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:19:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:19:07 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['59'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw59.mfs.I.iter1', threshold='0.000532708410478Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs.I.iter1.cleanmask', pblimit=0.9934622049331665, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:19:07 INFO tclean:::: 2018-11-28 02:19:07 INFO tclean:::: ########################################## 2018-11-28 02:19:07 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:19:07 INFO tclean:::: 2018-11-28 02:19:07 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:19:07 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :59 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:19:08 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:19:08 INFO SynthesisImager::selectData selected spw [59] start channels [0] nchannels [128] 2018-11-28 02:19:08 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] : 2018-11-28 02:19:08 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:19:08 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.34451e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:19:08 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:19:08 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:19:08 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:19:08 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:19:08 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:19:08 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:19:08 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:19:08 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:19:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] : hogbom 2018-11-28 02:19:08 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:19:08 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:19:08 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:19:08 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:19:08 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:19:08 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:19:08 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw59.mfs.I.iter1.cleanmask 2018-11-28 02:19:08 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:19:08 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:19:08 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:19:08 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:19:08 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:19:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:19:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (1.44877,-0.134084) over full image : (1.44877,-0.134084) 2018-11-28 02:19:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:19:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.553926, CycleNiter=1000, Gain=0.1 2018-11-28 02:19:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] iters=0->10 [10], model=0->0.963767, peakres=1.44877->0.535312, Reached cyclethreshold. 2018-11-28 02:19:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:19:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:19:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:19:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (0.535338,-0.0552633) over full image : (0.535338,-0.0552633) 2018-11-28 02:19:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Total Model Flux : 0.963767 2018-11-28 02:19:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.204682, CycleNiter=990, Gain=0.1 2018-11-28 02:19:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] iters=0->10 [10], model=0.963767->1.32119, peakres=0.535338->0.199077, Reached cyclethreshold. 2018-11-28 02:19:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:19:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:19:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:19:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (0.199076,-0.0240582) over full image : (0.199076,-0.0240582) 2018-11-28 02:19:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Total Model Flux : 1.32119 2018-11-28 02:19:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0761152, CycleNiter=980, Gain=0.1 2018-11-28 02:19:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] iters=0->10 [10], model=1.32119->1.45418, peakres=0.199076->0.0744633, Reached cyclethreshold. 2018-11-28 02:19:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:19:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:19:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:19:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (0.0744668,-0.0125828) over full image : (0.0744668,-0.0125828) 2018-11-28 02:19:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Total Model Flux : 1.45418 2018-11-28 02:19:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0284718, CycleNiter=970, Gain=0.1 2018-11-28 02:19:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] iters=0->10 [10], model=1.45418->1.50372, peakres=0.0744668->0.0277364, Reached cyclethreshold. 2018-11-28 02:19:20 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:19:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:19:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:19:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (0.0277352,-0.0131883) over full image : (0.0277352,-0.0131883) 2018-11-28 02:19:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Total Model Flux : 1.50372 2018-11-28 02:19:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0106044, CycleNiter=960, Gain=0.1 2018-11-28 02:19:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] iters=0->25 [25], model=1.50372->1.5183, peakres=0.0277352->0.0105642, Reached cyclethreshold. 2018-11-28 02:19:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 65 iterations. 2018-11-28 02:19:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:19:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:19:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (0.0101349,-0.0105642) over full image : (0.0101349,-0.0105642) 2018-11-28 02:19:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Total Model Flux : 1.5183 2018-11-28 02:19:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00387502, CycleNiter=935, Gain=0.1 2018-11-28 02:19:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] iters=0->70 [70], model=1.5183->1.51539, peakres=0.0101349->0.00386707, Reached cyclethreshold. 2018-11-28 02:19:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 135 iterations. 2018-11-28 02:19:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:19:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:19:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (0.00386759,-0.00384781) over full image : (0.00386759,-0.00384781) 2018-11-28 02:19:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Total Model Flux : 1.51539 2018-11-28 02:19:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00147874, CycleNiter=865, Gain=0.1 2018-11-28 02:19:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] iters=0->238 [238], model=1.51539->1.52142, peakres=0.00386759->0.0014771, Reached cyclethreshold. 2018-11-28 02:19:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 373 iterations. 2018-11-28 02:19:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:19:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:19:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (0.00148199,-0.0014688) over full image : (0.00186297,-0.00176661) 2018-11-28 02:19:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Total Model Flux : 1.52142 2018-11-28 02:19:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000566628, CycleNiter=627, Gain=0.1 2018-11-28 02:19:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] iters=0->627 [627], model=1.52142->1.52018, peakres=0.00148199->0.000690605, Reached cycleniter. 2018-11-28 02:19:34 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:19:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:19:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:19:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (0.000713657,-0.000731035) over full image : (0.00108041,-0.000974301) 2018-11-28 02:19:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] Total Model Flux : 1.52018 2018-11-28 02:19:38 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:19:38 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] : Restoring model image. 2018-11-28 02:19:38 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw59.mfs.I.iter1] : Applying PB correction 2018-11-28 02:19:38 INFO tclean:::: 2018-11-28 02:19:38 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:19:38 INFO tclean:::: ########################################## 2018-11-28 02:19:39 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:19:39 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw59 ! 2018-11-28 02:19:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000271266297204 2018-11-28 02:19:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000290144642349 2018-11-28 02:19:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00104740459938 min: -0.000974301015958 2018-11-28 02:19:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00029203100712 2018-11-28 02:19:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:19:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00029203100712 2018-11-28 02:19:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00153263402171 2018-11-28 02:19:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.44600749016 2018-11-28 02:19:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000290144642349 2018-11-28 02:19:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000271266297204 2018-11-28 02:19:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00104740459938 2018-11-28 02:19:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000974301015958 2018-11-28 02:19:39 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:19:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:19:39 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 60 2018-11-28 02:19:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs*.iter* 2018-11-28 02:19:39 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:19:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:19:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:19:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 60:0~127 2018-11-28 02:19:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:19:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 60] 2018-11-28 02:19:51 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[60] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:19:51 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:19:51 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:19:51 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:19:51 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:19:52 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:19:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:19:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:19:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000139688 2018-11-28 02:19:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09921 2018-11-28 02:19:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 60 ChanRange 0~127: 0.000139687624599 Jy/beam 2018-11-28 02:19:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000139687624599 Jy 2018-11-28 02:19:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:19:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:19:52 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['60'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw60.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:19:53 INFO tclean:::: 2018-11-28 02:19:53 INFO tclean:::: ########################################## 2018-11-28 02:19:53 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:19:53 INFO tclean:::: 2018-11-28 02:19:53 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:19:53 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :60 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:19:54 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:19:54 INFO SynthesisImager::selectData selected spw [60] start channels [0] nchannels [128] 2018-11-28 02:19:54 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw60.mfs.I.iter0] : 2018-11-28 02:19:54 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:19:54 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.35731e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:19:54 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw60.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:19:54 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:19:54 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:19:54 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:19:54 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:19:54 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:19:54 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:19:54 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:19:54 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:19:56 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw60.mfs.I.iter0] Theoretical sensitivity (Jy/bm):9.23714e-05 2018-11-28 02:19:56 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.159572 arcsec, 0.145697 arcsec, -56.9955 deg 2018-11-28 02:19:56 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:19:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:19:59 INFO tclean:::: 2018-11-28 02:19:59 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:19:59 INFO tclean:::: ########################################## 2018-11-28 02:20:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0536415651441 2018-11-28 02:20:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.44542551041 min: -0.134421616793 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0536415651441 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.44542551041 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.134421616793 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:20:00 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:20:00 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:20:00 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs.I.iter1.residual 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs.I.iter1.sumwt 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs.I.iter1.psf 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs.I.iter1.pb 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs.I.iter1.cleanmask 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000558750498397Jy 2018-11-28 02:20:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:20:00 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:20:00 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['60'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw60.mfs.I.iter1', threshold='0.000558750498397Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs.I.iter1.cleanmask', pblimit=0.99342846870422363, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:20:00 INFO tclean:::: 2018-11-28 02:20:00 INFO tclean:::: ########################################## 2018-11-28 02:20:00 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:20:00 INFO tclean:::: 2018-11-28 02:20:00 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:20:00 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :60 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:20:01 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:20:01 INFO SynthesisImager::selectData selected spw [60] start channels [0] nchannels [128] 2018-11-28 02:20:02 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] : 2018-11-28 02:20:02 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:20:02 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.35731e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:20:02 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:20:02 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:20:02 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:20:02 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:20:02 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:20:02 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:20:02 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:20:02 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:20:02 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] : hogbom 2018-11-28 02:20:02 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:20:02 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:20:02 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:20:02 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:20:02 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:20:02 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:20:02 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw60.mfs.I.iter1.cleanmask 2018-11-28 02:20:02 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:20:02 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:20:02 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:20:02 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:20:02 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:20:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:20:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (1.44543,-0.134422) over full image : (1.44543,-0.134422) 2018-11-28 02:20:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:20:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.548257, CycleNiter=1000, Gain=0.1 2018-11-28 02:20:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] iters=0->10 [10], model=0->0.961462, peakres=1.44543->0.533947, Reached cyclethreshold. 2018-11-28 02:20:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:20:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:20:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:20:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.533973,-0.0508798) over full image : (0.533973,-0.0508798) 2018-11-28 02:20:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Total Model Flux : 0.961462 2018-11-28 02:20:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.202538, CycleNiter=990, Gain=0.1 2018-11-28 02:20:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] iters=0->10 [10], model=0.961462->1.31797, peakres=0.533973->0.198617, Reached cyclethreshold. 2018-11-28 02:20:06 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:20:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:20:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:20:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.198625,-0.0221905) over full image : (0.198625,-0.0221905) 2018-11-28 02:20:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Total Model Flux : 1.31797 2018-11-28 02:20:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0753394, CycleNiter=980, Gain=0.1 2018-11-28 02:20:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] iters=0->10 [10], model=1.31797->1.45065, peakres=0.198625->0.0743251, Reached cyclethreshold. 2018-11-28 02:20:10 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:20:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:20:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:20:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.0743285,-0.0116153) over full image : (0.0743285,-0.0116153) 2018-11-28 02:20:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Total Model Flux : 1.45065 2018-11-28 02:20:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0281932, CycleNiter=970, Gain=0.1 2018-11-28 02:20:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] iters=0->10 [10], model=1.45065->1.50009, peakres=0.0743285->0.0276643, Reached cyclethreshold. 2018-11-28 02:20:13 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:20:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:20:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:20:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.0276632,-0.0133089) over full image : (0.0276632,-0.0133089) 2018-11-28 02:20:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Total Model Flux : 1.50009 2018-11-28 02:20:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0104928, CycleNiter=960, Gain=0.1 2018-11-28 02:20:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] iters=0->25 [25], model=1.50009->1.51452, peakres=0.0276632->0.010293, Reached cyclethreshold. 2018-11-28 02:20:17 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 65 iterations. 2018-11-28 02:20:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:20:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:20:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.0102924,-0.0100717) over full image : (0.0102924,-0.0100717) 2018-11-28 02:20:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Total Model Flux : 1.51452 2018-11-28 02:20:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00390396, CycleNiter=935, Gain=0.1 2018-11-28 02:20:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] iters=0->66 [66], model=1.51452->1.51101, peakres=0.0102924->0.00387214, Reached cyclethreshold. 2018-11-28 02:20:20 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 131 iterations. 2018-11-28 02:20:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:20:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:20:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.00382538,-0.00387225) over full image : (0.00382538,-0.00387225) 2018-11-28 02:20:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Total Model Flux : 1.51101 2018-11-28 02:20:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00145098, CycleNiter=869, Gain=0.1 2018-11-28 02:20:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] iters=0->245 [245], model=1.51101->1.51611, peakres=0.00382538->0.00144761, Reached cyclethreshold. 2018-11-28 02:20:24 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 376 iterations. 2018-11-28 02:20:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:20:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:20:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.00146643,-0.00144785) over full image : (0.00185622,-0.00182342) 2018-11-28 02:20:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Total Model Flux : 1.51611 2018-11-28 02:20:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00055875, CycleNiter=624, Gain=0.1 2018-11-28 02:20:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] iters=0->624 [624], model=1.51611->1.51745, peakres=0.00146643->0.000692813, Reached cycleniter. 2018-11-28 02:20:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:20:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:20:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:20:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.000730757,-0.000720031) over full image : (0.0013442,-0.00100437) 2018-11-28 02:20:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] Total Model Flux : 1.51745 2018-11-28 02:20:31 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:20:31 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] : Restoring model image. 2018-11-28 02:20:31 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw60.mfs.I.iter1] : Applying PB correction 2018-11-28 02:20:32 INFO tclean:::: 2018-11-28 02:20:32 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:20:32 INFO tclean:::: ########################################## 2018-11-28 02:20:32 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:20:32 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw60 ! 2018-11-28 02:20:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000268537376542 2018-11-28 02:20:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000289622897981 2018-11-28 02:20:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00105042697396 min: -0.000962949998211 2018-11-28 02:20:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000292966666166 2018-11-28 02:20:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:20:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000292966666166 2018-11-28 02:20:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00160325237084 2018-11-28 02:20:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.44283616543 2018-11-28 02:20:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000289622897981 2018-11-28 02:20:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000268537376542 2018-11-28 02:20:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00105042697396 2018-11-28 02:20:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000962949998211 2018-11-28 02:20:33 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:20:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:20:33 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 61 2018-11-28 02:20:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs*.iter* 2018-11-28 02:20:33 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:20:44 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:20:44 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:20:44 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 61:0~127 2018-11-28 02:20:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:20:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 61] 2018-11-28 02:20:45 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[61] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:20:45 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:20:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:20:45 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:20:45 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:20:46 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:20:46 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:20:46 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:20:46 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.00014167 2018-11-28 02:20:46 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10002 2018-11-28 02:20:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 61 ChanRange 0~127: 0.000141669831194 Jy/beam 2018-11-28 02:20:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000141669831194 Jy 2018-11-28 02:20:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:20:46 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:20:46 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['61'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw61.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:20:46 INFO tclean:::: 2018-11-28 02:20:46 INFO tclean:::: ########################################## 2018-11-28 02:20:46 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:20:46 INFO tclean:::: 2018-11-28 02:20:46 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:20:46 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :61 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:20:48 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:20:48 INFO SynthesisImager::selectData selected spw [61] start channels [0] nchannels [128] 2018-11-28 02:20:48 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw61.mfs.I.iter0] : 2018-11-28 02:20:48 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:20:48 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.37011e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:20:48 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw61.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:20:48 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:20:48 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:20:48 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:20:48 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:20:48 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:20:48 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:20:48 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:20:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:20:50 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw61.mfs.I.iter0] Theoretical sensitivity (Jy/bm):9.36556e-05 2018-11-28 02:20:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.160262 arcsec, 0.144376 arcsec, -56.305 deg 2018-11-28 02:20:50 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:20:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:20:52 INFO tclean:::: 2018-11-28 02:20:52 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:20:52 INFO tclean:::: ########################################## 2018-11-28 02:20:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0531113669276 2018-11-28 02:20:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.44222521782 min: -0.136969655752 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0531113669276 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.44222521782 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.136969655752 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:20:53 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:20:53 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:20:53 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs.I.iter1.residual 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs.I.iter1.sumwt 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs.I.iter1.psf 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs.I.iter1.pb 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs.I.iter1.cleanmask 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000566679324777Jy 2018-11-28 02:20:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:20:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:20:54 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['61'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw61.mfs.I.iter1', threshold='0.000566679324777Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs.I.iter1.cleanmask', pblimit=0.99339473247528076, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:20:54 INFO tclean:::: 2018-11-28 02:20:54 INFO tclean:::: ########################################## 2018-11-28 02:20:54 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:20:54 INFO tclean:::: 2018-11-28 02:20:54 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:20:54 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :61 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:20:55 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:20:55 INFO SynthesisImager::selectData selected spw [61] start channels [0] nchannels [128] 2018-11-28 02:20:55 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] : 2018-11-28 02:20:55 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:20:55 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.37011e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:20:55 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:20:55 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:20:55 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:20:55 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:20:55 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:20:55 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:20:55 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:20:56 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:20:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] : hogbom 2018-11-28 02:20:56 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:20:56 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:20:56 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:20:56 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:20:56 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:20:56 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:20:56 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw61.mfs.I.iter1.cleanmask 2018-11-28 02:20:56 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:20:56 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:20:56 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:20:56 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:20:56 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:20:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:20:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (1.44223,-0.13697) over full image : (1.44223,-0.13697) 2018-11-28 02:20:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:20:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.557376, CycleNiter=1000, Gain=0.1 2018-11-28 02:20:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] iters=0->10 [10], model=0->0.959102, peakres=1.44223->0.532808, Reached cyclethreshold. 2018-11-28 02:20:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:20:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:21:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:21:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.532808,-0.0509318) over full image : (0.532808,-0.0509318) 2018-11-28 02:21:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Total Model Flux : 0.959102 2018-11-28 02:21:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.205914, CycleNiter=990, Gain=0.1 2018-11-28 02:21:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] iters=0->10 [10], model=0.959102->1.31415, peakres=0.532808->0.198847, Reached cyclethreshold. 2018-11-28 02:21:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:21:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:21:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:21:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.19884,-0.023444) over full image : (0.19884,-0.023444) 2018-11-28 02:21:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Total Model Flux : 1.31415 2018-11-28 02:21:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0768455, CycleNiter=980, Gain=0.1 2018-11-28 02:21:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] iters=0->10 [10], model=1.31415->1.44654, peakres=0.19884->0.0741363, Reached cyclethreshold. 2018-11-28 02:21:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:21:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:21:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:21:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.0741338,-0.0128258) over full image : (0.0741338,-0.0128258) 2018-11-28 02:21:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Total Model Flux : 1.44654 2018-11-28 02:21:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0286505, CycleNiter=970, Gain=0.1 2018-11-28 02:21:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] iters=0->10 [10], model=1.44654->1.49588, peakres=0.0741338->0.027653, Reached cyclethreshold. 2018-11-28 02:21:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:21:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:21:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:21:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.0276545,-0.0132858) over full image : (0.0276545,-0.0132858) 2018-11-28 02:21:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Total Model Flux : 1.49588 2018-11-28 02:21:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0106876, CycleNiter=960, Gain=0.1 2018-11-28 02:21:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] iters=0->32 [32], model=1.49588->1.50981, peakres=0.0276545->0.0104535, Reached cyclethreshold. 2018-11-28 02:21:10 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 72 iterations. 2018-11-28 02:21:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:21:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:21:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.010453,-0.0101258) over full image : (0.010453,-0.0101258) 2018-11-28 02:21:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Total Model Flux : 1.50981 2018-11-28 02:21:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00403975, CycleNiter=928, Gain=0.1 2018-11-28 02:21:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] iters=0->64 [64], model=1.50981->1.50618, peakres=0.010453->0.00391441, Reached cyclethreshold. 2018-11-28 02:21:14 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 136 iterations. 2018-11-28 02:21:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:21:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:21:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.00390353,-0.00391474) over full image : (0.00390353,-0.00391474) 2018-11-28 02:21:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Total Model Flux : 1.50618 2018-11-28 02:21:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0015086, CycleNiter=864, Gain=0.1 2018-11-28 02:21:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] iters=0->265 [265], model=1.50618->1.51058, peakres=0.00390353->0.0015074, Reached cyclethreshold. 2018-11-28 02:21:17 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 401 iterations. 2018-11-28 02:21:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:21:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:21:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.00158626,-0.00149915) over full image : (0.00199955,-0.00172434) 2018-11-28 02:21:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Total Model Flux : 1.51058 2018-11-28 02:21:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000613039, CycleNiter=599, Gain=0.1 2018-11-28 02:21:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] iters=0->599 [599], model=1.51058->1.51266, peakres=0.00158626->0.000745613, Reached cycleniter. 2018-11-28 02:21:21 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:21:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:21:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:21:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.000765317,-0.000802858) over full image : (0.00123448,-0.0010965) 2018-11-28 02:21:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] Total Model Flux : 1.51266 2018-11-28 02:21:25 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:21:25 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] : Restoring model image. 2018-11-28 02:21:25 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw61.mfs.I.iter1] : Applying PB correction 2018-11-28 02:21:25 INFO tclean:::: 2018-11-28 02:21:25 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:21:25 INFO tclean:::: ########################################## 2018-11-28 02:21:26 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:21:26 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw61 ! 2018-11-28 02:21:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000300397892715 2018-11-28 02:21:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000314942124533 2018-11-28 02:21:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00112365395762 min: -0.000937363656703 2018-11-28 02:21:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000318111851811 2018-11-28 02:21:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:21:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000318111851811 2018-11-28 02:21:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00196597841568 2018-11-28 02:21:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.43912434578 2018-11-28 02:21:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000314942124533 2018-11-28 02:21:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000300397892715 2018-11-28 02:21:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00112365395762 2018-11-28 02:21:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000937363656703 2018-11-28 02:21:26 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:21:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:21:26 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 62 2018-11-28 02:21:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs*.iter* 2018-11-28 02:21:26 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:21:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:21:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:21:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 62:0~127 2018-11-28 02:21:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:21:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 62] 2018-11-28 02:21:39 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[62] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:21:39 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:21:39 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:21:39 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:21:39 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:21:40 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:21:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:21:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:21:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000148482 2018-11-28 02:21:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.10067 2018-11-28 02:21:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 62 ChanRange 0~127: 0.000148482232546 Jy/beam 2018-11-28 02:21:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000148482232546 Jy 2018-11-28 02:21:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:21:40 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:21:40 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['62'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw62.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:21:40 INFO tclean:::: 2018-11-28 02:21:40 INFO tclean:::: ########################################## 2018-11-28 02:21:40 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:21:40 INFO tclean:::: 2018-11-28 02:21:40 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:21:40 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :62 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:21:42 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:21:42 INFO SynthesisImager::selectData selected spw [62] start channels [0] nchannels [128] 2018-11-28 02:21:42 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw62.mfs.I.iter0] : 2018-11-28 02:21:42 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:21:42 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.38291e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:21:42 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw62.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:21:42 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:21:42 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:21:42 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:21:42 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:21:42 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:21:42 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:21:42 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:21:42 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:21:44 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw62.mfs.I.iter0] Theoretical sensitivity (Jy/bm):9.78153e-05 2018-11-28 02:21:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.15818 arcsec, 0.14391 arcsec, -52.4231 deg 2018-11-28 02:21:44 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:21:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:21:47 INFO tclean:::: 2018-11-28 02:21:47 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:21:47 INFO tclean:::: ########################################## 2018-11-28 02:21:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0543040931225 2018-11-28 02:21:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.43810617924 min: -0.148969933391 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0543040931225 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.43810617924 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.148969933391 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:21:47 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:21:47 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:21:47 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs.I.iter1.residual 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs.I.iter1.sumwt 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs.I.iter1.psf 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs.I.iter1.pb 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs.I.iter1.cleanmask 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000593928930184Jy 2018-11-28 02:21:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:21:47 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:21:48 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['62'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw62.mfs.I.iter1', threshold='0.000593928930184Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs.I.iter1.cleanmask', pblimit=0.99332672357559204, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:21:48 INFO tclean:::: 2018-11-28 02:21:48 INFO tclean:::: ########################################## 2018-11-28 02:21:48 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:21:48 INFO tclean:::: 2018-11-28 02:21:48 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:21:48 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :62 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:21:49 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:21:49 INFO SynthesisImager::selectData selected spw [62] start channels [0] nchannels [128] 2018-11-28 02:21:49 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] : 2018-11-28 02:21:49 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:21:49 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.38291e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:21:49 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:21:49 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:21:49 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:21:49 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:21:49 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:21:49 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:21:49 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:21:50 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:21:50 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] : hogbom 2018-11-28 02:21:50 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:21:50 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:21:50 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:21:50 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:21:50 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:21:50 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:21:50 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw62.mfs.I.iter1.cleanmask 2018-11-28 02:21:50 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:21:50 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:21:50 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:21:50 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:21:50 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:21:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:21:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (1.43811,-0.14897) over full image : (1.43811,-0.14897) 2018-11-28 02:21:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:21:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.558784, CycleNiter=1000, Gain=0.1 2018-11-28 02:21:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] iters=0->10 [10], model=0->0.956774, peakres=1.43811->0.531468, Reached cyclethreshold. 2018-11-28 02:21:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 10 iterations. 2018-11-28 02:21:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:21:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:21:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.531467,-0.0543622) over full image : (0.531467,-0.0543622) 2018-11-28 02:21:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Total Model Flux : 0.956774 2018-11-28 02:21:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.206505, CycleNiter=990, Gain=0.1 2018-11-28 02:21:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] iters=0->10 [10], model=0.956774->1.31156, peakres=0.531467->0.198608, Reached cyclethreshold. 2018-11-28 02:21:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:21:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:21:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:21:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.1986,-0.0208726) over full image : (0.1986,-0.0208726) 2018-11-28 02:21:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Total Model Flux : 1.31156 2018-11-28 02:21:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0771672, CycleNiter=980, Gain=0.1 2018-11-28 02:21:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] iters=0->10 [10], model=1.31156->1.44392, peakres=0.1986->0.0741657, Reached cyclethreshold. 2018-11-28 02:21:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 30 iterations. 2018-11-28 02:21:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:22:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:22:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.0741632,-0.0108335) over full image : (0.0741632,-0.0108335) 2018-11-28 02:22:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Total Model Flux : 1.44392 2018-11-28 02:22:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0288165, CycleNiter=970, Gain=0.1 2018-11-28 02:22:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] iters=0->10 [10], model=1.44392->1.49329, peakres=0.0741632->0.0276796, Reached cyclethreshold. 2018-11-28 02:22:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:22:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:22:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:22:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.0276811,-0.0127019) over full image : (0.0276811,-0.0127019) 2018-11-28 02:22:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Total Model Flux : 1.49329 2018-11-28 02:22:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0107556, CycleNiter=960, Gain=0.1 2018-11-28 02:22:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] iters=0->26 [26], model=1.49329->1.50705, peakres=0.0276811->0.0106343, Reached cyclethreshold. 2018-11-28 02:22:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 66 iterations. 2018-11-28 02:22:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:22:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:22:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.0106348,-0.0104971) over full image : (0.0106348,-0.0104971) 2018-11-28 02:22:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Total Model Flux : 1.50705 2018-11-28 02:22:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0041322, CycleNiter=934, Gain=0.1 2018-11-28 02:22:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] iters=0->62 [62], model=1.50705->1.50461, peakres=0.0106348->0.00409754, Reached cyclethreshold. 2018-11-28 02:22:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 128 iterations. 2018-11-28 02:22:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:22:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:22:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.00409755,-0.00409271) over full image : (0.00409755,-0.00409271) 2018-11-28 02:22:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Total Model Flux : 1.50461 2018-11-28 02:22:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00159213, CycleNiter=872, Gain=0.1 2018-11-28 02:22:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] iters=0->211 [211], model=1.50461->1.50745, peakres=0.00409755->0.00158573, Reached cyclethreshold. 2018-11-28 02:22:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 339 iterations. 2018-11-28 02:22:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:22:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:22:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.00161269,-0.00159114) over full image : (0.00246688,-0.0017717) 2018-11-28 02:22:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Total Model Flux : 1.50745 2018-11-28 02:22:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000626619, CycleNiter=661, Gain=0.1 2018-11-28 02:22:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] iters=0->661 [661], model=1.50745->1.51182, peakres=0.00161269->0.00076738, Reached cycleniter. 2018-11-28 02:22:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:22:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 8 ------------------------------------- 2018-11-28 02:22:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:22:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.000768676,-0.000857482) over full image : (0.00138421,-0.00116161) 2018-11-28 02:22:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] Total Model Flux : 1.51182 2018-11-28 02:22:19 INFO tclean:::: Reached global stopping criterion : iteration limit 2018-11-28 02:22:19 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] : Restoring model image. 2018-11-28 02:22:19 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw62.mfs.I.iter1] : Applying PB correction 2018-11-28 02:22:19 INFO tclean:::: 2018-11-28 02:22:19 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:22:19 INFO tclean:::: ########################################## 2018-11-28 02:22:20 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:22:20 WARN tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean reached niter limit of 1000 for 3C286 / spw62 ! 2018-11-28 02:22:20 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000293590273941 2018-11-28 02:22:20 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000327261630446 2018-11-28 02:22:20 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00138420565054 min: -0.00116160640027 2018-11-28 02:22:20 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000332415074809 2018-11-28 02:22:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:22:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000332415074809 2018-11-28 02:22:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00163121847436 2018-11-28 02:22:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.43442296982 2018-11-28 02:22:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000327261630446 2018-11-28 02:22:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000293590273941 2018-11-28 02:22:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00138420565054 2018-11-28 02:22:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00116160640027 2018-11-28 02:22:20 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:22:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:22:20 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "BANDPASS", field 3C286, spw 63 2018-11-28 02:22:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs*.iter* 2018-11-28 02:22:20 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:22:33 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:22:33 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 0 2018-11-28 02:22:33 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 63:0~127 2018-11-28 02:22:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 89050 out of 20342400 rows. 2018-11-28 02:22:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 63] 2018-11-28 02:22:34 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[63] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:22:34 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:22:34 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:22:34 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:22:34 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:22:34 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:22:34 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:22:34 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:22:35 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000176877 2018-11-28 02:22:35 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.09933 2018-11-28 02:22:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 0 SPW 63 ChanRange 0~127: 0.000176877172258 Jy/beam 2018-11-28 02:22:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000176877172258 Jy 2018-11-28 02:22:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:22:35 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:22:35 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], restoration=False, stokes='I', datacolumn='corrected', spw=['63'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw63.mfs.I.iter0', intent='CALIBRATE_BANDPASS#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:22:35 INFO tclean:::: 2018-11-28 02:22:35 INFO tclean:::: ########################################## 2018-11-28 02:22:35 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:22:35 INFO tclean:::: 2018-11-28 02:22:35 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:22:35 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :63 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:22:37 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:22:37 INFO SynthesisImager::selectData selected spw [63] start channels [0] nchannels [128] 2018-11-28 02:22:37 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw63.mfs.I.iter0] : 2018-11-28 02:22:37 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:22:37 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.39571e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:22:37 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw63.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:22:37 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:22:37 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:22:37 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:22:37 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:22:37 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:22:37 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:22:37 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:22:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:22:39 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.3C286_bp.spw63.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000116963 2018-11-28 02:22:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.152987 arcsec, 0.137376 arcsec, -49.9653 deg 2018-11-28 02:22:39 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:22:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:22:41 INFO tclean:::: 2018-11-28 02:22:41 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:22:41 INFO tclean:::: ########################################## 2018-11-28 02:22:42 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0554855763912 2018-11-28 02:22:42 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 1.43003582954 min: -0.162214398384 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0554855763912 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 1.43003582954 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.162214398384 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:22:42 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:22:42 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:22:42 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs.I.iter1.residual 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs.I.iter1.sumwt 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs.I.iter1.psf 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs.I.iter1.pb 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs.I.iter1.cleanmask 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000707508689033Jy 2018-11-28 02:22:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:22:42 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:22:42 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 13:31:08.2790 +030.30.32.882', scan=['16, 17, 18'], calcres=False, spw=['63'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.3C286_bp.spw63.mfs.I.iter1', threshold='0.000707508689033Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_BANDPASS#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs.I.iter1.cleanmask', pblimit=0.99329262971878052, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:22:42 INFO tclean:::: 2018-11-28 02:22:42 INFO tclean:::: ########################################## 2018-11-28 02:22:42 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:22:42 INFO tclean:::: 2018-11-28 02:22:42 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:22:42 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :63 | Selecting on scan : 16, 17, 18 | Selecting on Scan Intent/State : CALIBRATE_BANDPASS#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:22:43 INFO SynthesisImager::selectData NRows selected : 79950 2018-11-28 02:22:43 INFO SynthesisImager::selectData selected spw [63] start channels [0] nchannels [128] 2018-11-28 02:22:43 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] : 2018-11-28 02:22:43 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:22:43 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.39571e+10] at [0] with increment [1.27996e+08] 2018-11-28 02:22:43 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:22:43 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:22:43 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:22:43 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:22:43 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:22:43 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:22:43 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:22:44 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:22:44 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] : hogbom 2018-11-28 02:22:44 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:22:44 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:22:44 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:22:44 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:22:44 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:22:44 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:22:44 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.3C286_bp.spw63.mfs.I.iter1.cleanmask 2018-11-28 02:22:44 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:22:44 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:22:44 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:22:44 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:22:44 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:22:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:22:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (1.43004,-0.162214) over full image : (1.43004,-0.162214) 2018-11-28 02:22:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:22:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.653502, CycleNiter=1000, Gain=0.1 2018-11-28 02:22:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] iters=0->8 [8], model=0->0.8295, peakres=1.43004->0.647016, Reached cyclethreshold. 2018-11-28 02:22:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 8 iterations. 2018-11-28 02:22:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:22:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:22:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.647015,-0.0706267) over full image : (0.647015,-0.0706267) 2018-11-28 02:22:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Total Model Flux : 0.8295 2018-11-28 02:22:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.295675, CycleNiter=992, Gain=0.1 2018-11-28 02:22:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] iters=0->8 [8], model=0.8295->1.20525, peakres=0.647015->0.293882, Reached cyclethreshold. 2018-11-28 02:22:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 16 iterations. 2018-11-28 02:22:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:22:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:22:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.293893,-0.0321412) over full image : (0.293893,-0.0321412) 2018-11-28 02:22:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Total Model Flux : 1.20525 2018-11-28 02:22:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.134304, CycleNiter=984, Gain=0.1 2018-11-28 02:22:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] iters=0->8 [8], model=1.20525->1.37654, peakres=0.293893->0.133856, Reached cyclethreshold. 2018-11-28 02:22:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 24 iterations. 2018-11-28 02:22:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:22:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:22:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.13386,-0.0173633) over full image : (0.13386,-0.0173633) 2018-11-28 02:22:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Total Model Flux : 1.37654 2018-11-28 02:22:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0611717, CycleNiter=976, Gain=0.1 2018-11-28 02:22:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] iters=0->8 [8], model=1.37654->1.45467, peakres=0.13386->0.0610599, Reached cyclethreshold. 2018-11-28 02:22:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 32 iterations. 2018-11-28 02:22:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2018-11-28 02:22:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:22:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.0610582,-0.0132751) over full image : (0.0610582,-0.0132751) 2018-11-28 02:22:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Total Model Flux : 1.45467 2018-11-28 02:22:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0279026, CycleNiter=968, Gain=0.1 2018-11-28 02:22:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] iters=0->8 [8], model=1.45467->1.49031, peakres=0.0610582->0.0278512, Reached cyclethreshold. 2018-11-28 02:22:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 40 iterations. 2018-11-28 02:22:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2018-11-28 02:23:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:23:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.0278522,-0.0176632) over full image : (0.0278522,-0.0176632) 2018-11-28 02:23:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Total Model Flux : 1.49031 2018-11-28 02:23:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.012728, CycleNiter=960, Gain=0.1 2018-11-28 02:23:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] iters=0->22 [22], model=1.49031->1.5034, peakres=0.0278522->0.012451, Reached cyclethreshold. 2018-11-28 02:23:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 62 iterations. 2018-11-28 02:23:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 6 ------------------------------------- 2018-11-28 02:23:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:23:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.0124514,-0.012355) over full image : (0.0124514,-0.012355) 2018-11-28 02:23:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Total Model Flux : 1.5034 2018-11-28 02:23:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00569006, CycleNiter=938, Gain=0.1 2018-11-28 02:23:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] iters=0->49 [49], model=1.5034->1.50077, peakres=0.0124514->0.00556092, Reached cyclethreshold. 2018-11-28 02:23:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 111 iterations. 2018-11-28 02:23:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 7 ------------------------------------- 2018-11-28 02:23:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:23:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.00539575,-0.00556078) over full image : (0.00539575,-0.00556078) 2018-11-28 02:23:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Total Model Flux : 1.50077 2018-11-28 02:23:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00246576, CycleNiter=889, Gain=0.1 2018-11-28 02:23:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] iters=0->116 [116], model=1.50077->1.50284, peakres=0.00539575->0.00244663, Reached cyclethreshold. 2018-11-28 02:23:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 227 iterations. 2018-11-28 02:23:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 8 ------------------------------------- 2018-11-28 02:23:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:23:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.00244344,-0.00244669) over full image : (0.00266347,-0.00246416) 2018-11-28 02:23:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Total Model Flux : 1.50284 2018-11-28 02:23:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00111661, CycleNiter=773, Gain=0.1 2018-11-28 02:23:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] iters=0->410 [410], model=1.50284->1.5088, peakres=0.00244344->0.00111163, Reached cyclethreshold. 2018-11-28 02:23:10 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 637 iterations. 2018-11-28 02:23:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 9 ------------------------------------- 2018-11-28 02:23:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:23:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.0011787,-0.00111373) over full image : (0.00180132,-0.00148379) 2018-11-28 02:23:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Total Model Flux : 1.5088 2018-11-28 02:23:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000707509, CycleNiter=363, Gain=0.1 2018-11-28 02:23:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] iters=0->355 [355], model=1.5088->1.50898, peakres=0.0011787->0.000707076, Reached cyclethreshold. 2018-11-28 02:23:13 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 992 iterations. 2018-11-28 02:23:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 10 ------------------------------------- 2018-11-28 02:23:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:23:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.00072306,-0.000728698) over full image : (0.00132584,-0.00115289) 2018-11-28 02:23:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Total Model Flux : 1.50898 2018-11-28 02:23:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000707509, CycleNiter=8, Gain=0.1 2018-11-28 02:23:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] iters=0->8 [8], model=1.50898->1.50905, peakres=0.00072306->0.000710692, Reached cycleniter. 2018-11-28 02:23:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 1000 iterations. 2018-11-28 02:23:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 11 ------------------------------------- 2018-11-28 02:23:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:23:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.000707229,-0.000710675) over full image : (0.00132936,-0.00115415) 2018-11-28 02:23:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] Total Model Flux : 1.50905 2018-11-28 02:23:20 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:23:20 INFO SDAlgorithmBase::restore [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] : Restoring model image. 2018-11-28 02:23:20 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.3C286_bp.spw63.mfs.I.iter1] : Applying PB correction 2018-11-28 02:23:20 INFO tclean:::: 2018-11-28 02:23:20 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:23:20 INFO tclean:::: ########################################## 2018-11-28 02:23:21 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 1000 iterations 2018-11-28 02:23:21 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000293886580039 2018-11-28 02:23:21 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000326962006511 2018-11-28 02:23:21 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.0013293584343 min: -0.0010344653856 2018-11-28 02:23:21 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000331329705659 2018-11-28 02:23:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:23:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000331329705659 2018-11-28 02:23:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00154741806909 2018-11-28 02:23:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 1.42708706856 2018-11-28 02:23:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000326962006511 2018-11-28 02:23:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000293886580039 2018-11-28 02:23:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.0013293584343 2018-11-28 02:23:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0010344653856 2018-11-28 02:23:21 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:23:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:23:21 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 0 2018-11-28 02:23:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs*.iter* 2018-11-28 02:23:21 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:23:33 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:23:33 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:23:33 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 0:0~127 2018-11-28 02:23:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:23:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 0] 2018-11-28 02:23:34 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[0] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:23:34 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:23:34 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:23:34 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:23:34 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:23:35 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:23:35 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:23:35 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:23:35 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000255941 2018-11-28 02:23:35 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.1228 2018-11-28 02:23:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 0 ChanRange 0~127: 0.000255941047417 Jy/beam 2018-11-28 02:23:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000255941047417 Jy 2018-11-28 02:23:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:23:35 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:23:35 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['0'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:23:35 INFO tclean:::: 2018-11-28 02:23:35 INFO tclean:::: ########################################## 2018-11-28 02:23:35 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:23:35 INFO tclean:::: 2018-11-28 02:23:35 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:23:35 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :0 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:23:37 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:23:37 INFO SynthesisImager::selectData selected spw [0] start channels [0] nchannels [128] 2018-11-28 02:23:37 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter0] : 2018-11-28 02:23:37 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:23:37 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.40337e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:23:37 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:23:37 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:23:37 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:23:37 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:23:37 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:23:37 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:23:37 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:23:37 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:23:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:23:39 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000153946 2018-11-28 02:23:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.337702 arcsec, 0.116778 arcsec, -1.85504 deg 2018-11-28 02:23:39 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:23:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:23:40 INFO tclean:::: 2018-11-28 02:23:40 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:23:40 INFO tclean:::: ########################################## 2018-11-28 02:23:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00734806014225 2018-11-28 02:23:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.664625346661 min: -0.0613344833255 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00734806014225 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.664625346661 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0613344833255 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:23:41 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:23:41 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:23:41 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1.residual 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1.sumwt 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1.psf 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1.pb 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1.cleanmask 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00102376418967Jy 2018-11-28 02:23:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:23:41 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:23:41 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['0'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1', threshold='0.00102376418967Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1.cleanmask', pblimit=0.99329262971878052, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:23:41 INFO tclean:::: 2018-11-28 02:23:41 INFO tclean:::: ########################################## 2018-11-28 02:23:41 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:23:41 INFO tclean:::: 2018-11-28 02:23:41 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:23:41 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :0 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:23:43 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:23:43 INFO SynthesisImager::selectData selected spw [0] start channels [0] nchannels [128] 2018-11-28 02:23:43 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] : 2018-11-28 02:23:43 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:23:43 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.40337e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:23:43 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:23:43 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:23:43 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:23:43 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:23:43 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:23:43 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:23:43 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:23:43 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:23:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] : hogbom 2018-11-28 02:23:43 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:23:43 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:23:43 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:23:43 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:23:43 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:23:43 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:23:43 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1.cleanmask 2018-11-28 02:23:43 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:23:43 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:23:43 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:23:43 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:23:43 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:23:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:23:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.664625,-0.0613345) over full image : (0.664625,-0.0613345) 2018-11-28 02:23:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:23:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0706926, CycleNiter=1000, Gain=0.1 2018-11-28 02:23:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] iters=0->22 [22], model=0->0.599175, peakres=0.664625->0.0654504, Reached cyclethreshold. 2018-11-28 02:23:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:23:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:23:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:23:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.0654496,-0.00617614) over full image : (0.0654496,-0.00617614) 2018-11-28 02:23:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Total Model Flux : 0.599175 2018-11-28 02:23:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00696152, CycleNiter=978, Gain=0.1 2018-11-28 02:23:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] iters=0->22 [22], model=0.599175->0.658362, peakres=0.0654496->0.0067794, Reached cyclethreshold. 2018-11-28 02:23:46 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:23:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:23:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:23:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.0067793,-0.00161259) over full image : (0.0067793,-0.00191281) 2018-11-28 02:23:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Total Model Flux : 0.658362 2018-11-28 02:23:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00102376, CycleNiter=956, Gain=0.1 2018-11-28 02:23:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] iters=0->164 [164], model=0.658362->0.668792, peakres=0.0067793->0.00102331, Reached cyclethreshold. 2018-11-28 02:23:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 208 iterations. 2018-11-28 02:23:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:23:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:23:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.00103073,-0.00104244) over full image : (0.00176194,-0.00181087) 2018-11-28 02:23:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Total Model Flux : 0.668792 2018-11-28 02:23:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00102376, CycleNiter=792, Gain=0.1 2018-11-28 02:23:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] iters=0->3 [3], model=0.668792->0.668894, peakres=0.00103073->0.00101884, Reached cyclethreshold. 2018-11-28 02:23:51 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 211 iterations. 2018-11-28 02:23:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:23:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:23:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Peak residual (max,min) within mask : (0.00101203,-0.00101817) over full image : (0.00175999,-0.00181025) 2018-11-28 02:23:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] Total Model Flux : 0.668894 2018-11-28 02:23:53 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:23:54 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] : Restoring model image. 2018-11-28 02:23:54 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw0.mfs.I.iter1] : Applying PB correction 2018-11-28 02:23:54 INFO tclean:::: 2018-11-28 02:23:54 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:23:54 INFO tclean:::: ########################################## 2018-11-28 02:23:55 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 211 iterations 2018-11-28 02:23:55 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000400493416237 2018-11-28 02:23:55 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000429283390986 2018-11-28 02:23:55 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00175998895429 min: -0.00154735054821 2018-11-28 02:23:55 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000436417205492 2018-11-28 02:23:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:23:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000436417205492 2018-11-28 02:23:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00156362704001 2018-11-28 02:23:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.664569079876 2018-11-28 02:23:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000429283390986 2018-11-28 02:23:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000400493416237 2018-11-28 02:23:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00175998895429 2018-11-28 02:23:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00154735054821 2018-11-28 02:23:55 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:23:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:23:55 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 1 2018-11-28 02:23:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs*.iter* 2018-11-28 02:23:55 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:24:07 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:24:07 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:24:07 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 1:0~127 2018-11-28 02:24:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:24:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 1] 2018-11-28 02:24:08 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[1] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:24:08 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:24:08 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:24:08 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:24:08 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:24:08 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:24:08 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:24:08 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:24:08 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000237666 2018-11-28 02:24:08 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12224 2018-11-28 02:24:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 1 ChanRange 0~127: 0.000237665817141 Jy/beam 2018-11-28 02:24:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000237665817141 Jy 2018-11-28 02:24:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:24:08 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:24:08 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['1'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:24:09 INFO tclean:::: 2018-11-28 02:24:09 INFO tclean:::: ########################################## 2018-11-28 02:24:09 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:24:09 INFO tclean:::: 2018-11-28 02:24:09 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:24:09 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :1 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:24:10 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:24:10 INFO SynthesisImager::selectData selected spw [1] start channels [0] nchannels [128] 2018-11-28 02:24:10 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter0] : 2018-11-28 02:24:10 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:24:10 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.41617e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:24:10 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:24:10 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:24:10 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:24:10 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:24:10 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:24:10 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:24:10 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:24:10 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:24:10 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:24:12 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000142657 2018-11-28 02:24:12 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.336637 arcsec, 0.117339 arcsec, -2.04245 deg 2018-11-28 02:24:12 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:24:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:24:13 INFO tclean:::: 2018-11-28 02:24:13 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:24:13 INFO tclean:::: ########################################## 2018-11-28 02:24:14 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0074667064473 2018-11-28 02:24:14 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.663332402706 min: -0.0612141042948 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0074667064473 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.663332402706 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0612141042948 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:24:14 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:24:14 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:24:14 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1.residual 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1.sumwt 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1.psf 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1.pb 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1.cleanmask 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000950663268564Jy 2018-11-28 02:24:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:24:14 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:24:15 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['1'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1', threshold='0.000950663268564Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1.cleanmask', pblimit=0.99325841665267944, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:24:15 INFO tclean:::: 2018-11-28 02:24:15 INFO tclean:::: ########################################## 2018-11-28 02:24:15 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:24:15 INFO tclean:::: 2018-11-28 02:24:15 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:24:15 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :1 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:24:16 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:24:16 INFO SynthesisImager::selectData selected spw [1] start channels [0] nchannels [128] 2018-11-28 02:24:16 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] : 2018-11-28 02:24:16 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:24:16 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.41617e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:24:16 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:24:16 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:24:16 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:24:16 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:24:16 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:24:16 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:24:16 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:24:17 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:24:17 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] : hogbom 2018-11-28 02:24:17 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:24:17 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:24:17 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:24:17 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:24:17 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:24:17 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:24:17 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1.cleanmask 2018-11-28 02:24:17 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:24:17 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:24:17 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:24:17 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:24:17 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:24:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:24:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.663332,-0.0612141) over full image : (0.663332,-0.0612141) 2018-11-28 02:24:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:24:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0703951, CycleNiter=1000, Gain=0.1 2018-11-28 02:24:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] iters=0->22 [22], model=0->0.598009, peakres=0.663332->0.065323, Reached cyclethreshold. 2018-11-28 02:24:17 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:24:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:24:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:24:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.0653221,-0.00585629) over full image : (0.0653221,-0.00585629) 2018-11-28 02:24:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Total Model Flux : 0.598009 2018-11-28 02:24:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00693221, CycleNiter=978, Gain=0.1 2018-11-28 02:24:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] iters=0->22 [22], model=0.598009->0.657091, peakres=0.0653221->0.00675958, Reached cyclethreshold. 2018-11-28 02:24:20 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:24:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:24:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:24:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.00675947,-0.00141839) over full image : (0.00675947,-0.0018422) 2018-11-28 02:24:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Total Model Flux : 0.657091 2018-11-28 02:24:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000950663, CycleNiter=956, Gain=0.1 2018-11-28 02:24:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] iters=0->169 [169], model=0.657091->0.661227, peakres=0.00675947->0.000950451, Reached cyclethreshold. 2018-11-28 02:24:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 213 iterations. 2018-11-28 02:24:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:24:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:24:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.000954327,-0.000975219) over full image : (0.0015098,-0.00176393) 2018-11-28 02:24:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Total Model Flux : 0.661227 2018-11-28 02:24:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000950663, CycleNiter=787, Gain=0.1 2018-11-28 02:24:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] iters=0->6 [6], model=0.661227->0.661224, peakres=0.000954327->0.000948653, Reached cyclethreshold. 2018-11-28 02:24:25 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 219 iterations. 2018-11-28 02:24:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:24:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:24:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Peak residual (max,min) within mask : (0.000948676,-0.000950399) over full image : (0.00150606,-0.0017585) 2018-11-28 02:24:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] Total Model Flux : 0.661224 2018-11-28 02:24:27 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:24:27 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] : Restoring model image. 2018-11-28 02:24:27 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw1.mfs.I.iter1] : Applying PB correction 2018-11-28 02:24:27 INFO tclean:::: 2018-11-28 02:24:27 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:24:27 INFO tclean:::: ########################################## 2018-11-28 02:24:28 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 219 iterations 2018-11-28 02:24:28 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000376285897801 2018-11-28 02:24:28 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000419511343352 2018-11-28 02:24:28 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00127115647774 min: -0.00128936383408 2018-11-28 02:24:28 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000424043420935 2018-11-28 02:24:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:24:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000424043420935 2018-11-28 02:24:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00140318041667 2018-11-28 02:24:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.663243174553 2018-11-28 02:24:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000419511343352 2018-11-28 02:24:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000376285897801 2018-11-28 02:24:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00127115647774 2018-11-28 02:24:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00128936383408 2018-11-28 02:24:28 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:24:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:24:28 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 2 2018-11-28 02:24:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs*.iter* 2018-11-28 02:24:28 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:24:40 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:24:40 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:24:40 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 2:0~127 2018-11-28 02:24:41 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:24:41 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 2] 2018-11-28 02:24:41 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[2] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:24:41 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:24:41 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:24:41 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:24:41 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:24:41 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:24:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:24:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:24:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000249452 2018-11-28 02:24:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12092 2018-11-28 02:24:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 2 ChanRange 0~127: 0.000249452406064 Jy/beam 2018-11-28 02:24:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000249452406064 Jy 2018-11-28 02:24:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:24:41 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:24:42 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['2'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:24:42 INFO tclean:::: 2018-11-28 02:24:42 INFO tclean:::: ########################################## 2018-11-28 02:24:42 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:24:42 INFO tclean:::: 2018-11-28 02:24:42 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:24:42 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :2 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:24:43 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:24:43 INFO SynthesisImager::selectData selected spw [2] start channels [0] nchannels [128] 2018-11-28 02:24:43 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter0] : 2018-11-28 02:24:43 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:24:43 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.42897e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:24:43 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:24:43 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:24:43 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:24:43 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:24:43 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:24:43 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:24:43 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:24:44 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:24:44 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:24:45 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000150018 2018-11-28 02:24:45 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.334003 arcsec, 0.116668 arcsec, -1.86694 deg 2018-11-28 02:24:45 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:24:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:24:47 INFO tclean:::: 2018-11-28 02:24:47 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:24:47 INFO tclean:::: ########################################## 2018-11-28 02:24:48 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00733260670677 2018-11-28 02:24:48 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.662180006504 min: -0.060224339366 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00733260670677 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.662180006504 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.060224339366 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:24:48 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:24:48 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:24:48 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1.residual 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1.sumwt 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1.psf 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1.pb 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1.cleanmask 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000997809624257Jy 2018-11-28 02:24:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:24:48 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:24:48 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['2'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1', threshold='0.000997809624257Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1.cleanmask', pblimit=0.99318987131118774, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:24:48 INFO tclean:::: 2018-11-28 02:24:48 INFO tclean:::: ########################################## 2018-11-28 02:24:48 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:24:48 INFO tclean:::: 2018-11-28 02:24:48 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:24:48 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :2 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:24:50 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:24:50 INFO SynthesisImager::selectData selected spw [2] start channels [0] nchannels [128] 2018-11-28 02:24:50 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] : 2018-11-28 02:24:50 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:24:50 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.42897e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:24:50 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:24:50 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:24:50 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:24:50 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:24:50 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:24:50 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:24:50 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:24:50 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:24:50 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] : hogbom 2018-11-28 02:24:50 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:24:50 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:24:50 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:24:50 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:24:50 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:24:50 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:24:50 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1.cleanmask 2018-11-28 02:24:50 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:24:50 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:24:50 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:24:50 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:24:50 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:24:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:24:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.66218,-0.0602243) over full image : (0.66218,-0.0602243) 2018-11-28 02:24:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:24:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0732799, CycleNiter=1000, Gain=0.1 2018-11-28 02:24:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] iters=0->21 [21], model=0->0.589725, peakres=0.66218->0.0724551, Reached cyclethreshold. 2018-11-28 02:24:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:24:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:24:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:24:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.0724542,-0.00670722) over full image : (0.0724542,-0.00670722) 2018-11-28 02:24:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Total Model Flux : 0.589725 2018-11-28 02:24:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00801812, CycleNiter=979, Gain=0.1 2018-11-28 02:24:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] iters=0->22 [22], model=0.589725->0.655219, peakres=0.0724542->0.00743479, Reached cyclethreshold. 2018-11-28 02:24:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:24:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:24:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:24:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.00743474,-0.00149804) over full image : (0.00743474,-0.00170074) 2018-11-28 02:24:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Total Model Flux : 0.655219 2018-11-28 02:24:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00099781, CycleNiter=957, Gain=0.1 2018-11-28 02:24:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] iters=0->160 [160], model=0.655219->0.662002, peakres=0.00743474->0.000997324, Reached cyclethreshold. 2018-11-28 02:24:55 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 203 iterations. 2018-11-28 02:24:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:24:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:24:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.00101382,-0.00102597) over full image : (0.00161271,-0.00166026) 2018-11-28 02:24:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Total Model Flux : 0.662002 2018-11-28 02:24:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00099781, CycleNiter=797, Gain=0.1 2018-11-28 02:24:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] iters=0->7 [7], model=0.662002->0.662303, peakres=0.00101382->0.000991901, Reached cyclethreshold. 2018-11-28 02:24:58 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 210 iterations. 2018-11-28 02:24:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:25:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:25:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Peak residual (max,min) within mask : (0.000987398,-0.00098992) over full image : (0.00161189,-0.00165509) 2018-11-28 02:25:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] Total Model Flux : 0.662303 2018-11-28 02:25:00 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:25:01 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] : Restoring model image. 2018-11-28 02:25:01 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw2.mfs.I.iter1] : Applying PB correction 2018-11-28 02:25:01 INFO tclean:::: 2018-11-28 02:25:01 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:25:01 INFO tclean:::: ########################################## 2018-11-28 02:25:01 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 210 iterations 2018-11-28 02:25:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000386508618249 2018-11-28 02:25:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000439026480308 2018-11-28 02:25:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00142069673166 min: -0.00126517773606 2018-11-28 02:25:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000442217540694 2018-11-28 02:25:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:25:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000442217540694 2018-11-28 02:25:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00143818696961 2018-11-28 02:25:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.662127614021 2018-11-28 02:25:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000439026480308 2018-11-28 02:25:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000386508618249 2018-11-28 02:25:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00142069673166 2018-11-28 02:25:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00126517773606 2018-11-28 02:25:02 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:25:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:25:02 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 3 2018-11-28 02:25:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs*.iter* 2018-11-28 02:25:02 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:25:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:25:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:25:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 3:0~127 2018-11-28 02:25:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:25:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 3] 2018-11-28 02:25:15 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[3] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:25:15 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:25:15 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:25:15 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:25:15 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:25:15 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:25:15 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:25:15 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:25:15 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000258159 2018-11-28 02:25:15 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12352 2018-11-28 02:25:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 3 ChanRange 0~127: 0.00025815910867 Jy/beam 2018-11-28 02:25:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.00025815910867 Jy 2018-11-28 02:25:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:25:15 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:25:15 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['3'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:25:16 INFO tclean:::: 2018-11-28 02:25:16 INFO tclean:::: ########################################## 2018-11-28 02:25:16 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:25:16 INFO tclean:::: 2018-11-28 02:25:16 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:25:16 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :3 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:25:17 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:25:17 INFO SynthesisImager::selectData selected spw [3] start channels [0] nchannels [128] 2018-11-28 02:25:17 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter0] : 2018-11-28 02:25:17 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:25:17 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.44177e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:25:17 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:25:17 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:25:17 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:25:17 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:25:17 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:25:17 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:25:17 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:25:17 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:25:17 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:25:19 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000154384 2018-11-28 02:25:19 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.33696 arcsec, 0.116334 arcsec, -1.59863 deg 2018-11-28 02:25:19 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:25:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:25:21 INFO tclean:::: 2018-11-28 02:25:21 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:25:21 INFO tclean:::: ########################################## 2018-11-28 02:25:21 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0073518245481 2018-11-28 02:25:21 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.660517394543 min: -0.058548104018 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0073518245481 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.660517394543 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.058548104018 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:25:21 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:25:21 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:25:21 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1.residual 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1.sumwt 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1.psf 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1.pb 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1.cleanmask 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00103263643468Jy 2018-11-28 02:25:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:25:21 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:25:22 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['3'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1', threshold='0.00103263643468Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1.cleanmask', pblimit=0.99315541982650757, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:25:22 INFO tclean:::: 2018-11-28 02:25:22 INFO tclean:::: ########################################## 2018-11-28 02:25:22 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:25:22 INFO tclean:::: 2018-11-28 02:25:22 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:25:22 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :3 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:25:23 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:25:23 INFO SynthesisImager::selectData selected spw [3] start channels [0] nchannels [128] 2018-11-28 02:25:23 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] : 2018-11-28 02:25:23 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:25:23 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.44177e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:25:23 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:25:23 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:25:23 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:25:23 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:25:23 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:25:23 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:25:23 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:25:24 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:25:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] : hogbom 2018-11-28 02:25:24 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:25:24 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:25:24 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:25:24 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:25:24 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:25:24 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:25:24 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1.cleanmask 2018-11-28 02:25:24 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:25:24 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:25:24 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:25:24 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:25:24 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:25:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:25:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.660517,-0.0585481) over full image : (0.660517,-0.0585481) 2018-11-28 02:25:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:25:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0721774, CycleNiter=1000, Gain=0.1 2018-11-28 02:25:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] iters=0->22 [22], model=0->0.595472, peakres=0.660517->0.0650458, Reached cyclethreshold. 2018-11-28 02:25:24 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:25:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:25:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:25:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.065045,-0.00591061) over full image : (0.065045,-0.00591061) 2018-11-28 02:25:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Total Model Flux : 0.595472 2018-11-28 02:25:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00710773, CycleNiter=978, Gain=0.1 2018-11-28 02:25:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] iters=0->22 [22], model=0.595472->0.654299, peakres=0.065045->0.00673544, Reached cyclethreshold. 2018-11-28 02:25:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:25:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:25:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:25:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.00673535,-0.00152447) over full image : (0.00673535,-0.00167333) 2018-11-28 02:25:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Total Model Flux : 0.654299 2018-11-28 02:25:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00103264, CycleNiter=956, Gain=0.1 2018-11-28 02:25:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] iters=0->198 [198], model=0.654299->0.663573, peakres=0.00673535->0.00103151, Reached cyclethreshold. 2018-11-28 02:25:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 242 iterations. 2018-11-28 02:25:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:25:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:25:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.00103711,-0.0010441) over full image : (0.00166783,-0.0016348) 2018-11-28 02:25:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Total Model Flux : 0.663574 2018-11-28 02:25:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00103264, CycleNiter=758, Gain=0.1 2018-11-28 02:25:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] iters=0->6 [6], model=0.663574->0.663572, peakres=0.00103711->0.00102975, Reached cyclethreshold. 2018-11-28 02:25:32 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 248 iterations. 2018-11-28 02:25:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:25:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:25:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Peak residual (max,min) within mask : (0.00102956,-0.00102985) over full image : (0.00166661,-0.00163418) 2018-11-28 02:25:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] Total Model Flux : 0.663572 2018-11-28 02:25:34 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:25:34 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] : Restoring model image. 2018-11-28 02:25:34 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw3.mfs.I.iter1] : Applying PB correction 2018-11-28 02:25:34 INFO tclean:::: 2018-11-28 02:25:34 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:25:34 INFO tclean:::: ########################################## 2018-11-28 02:25:35 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 248 iterations 2018-11-28 02:25:35 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000414106383687 2018-11-28 02:25:35 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000459679809865 2018-11-28 02:25:35 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00166661164258 min: -0.00145358557347 2018-11-28 02:25:35 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000464106444269 2018-11-28 02:25:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:25:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000464106444269 2018-11-28 02:25:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00160815846175 2018-11-28 02:25:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.660356402397 2018-11-28 02:25:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000459679809865 2018-11-28 02:25:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000414106383687 2018-11-28 02:25:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00166661164258 2018-11-28 02:25:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00145358557347 2018-11-28 02:25:35 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:25:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:25:35 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 4 2018-11-28 02:25:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs*.iter* 2018-11-28 02:25:36 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:25:47 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:25:47 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:25:47 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 4:0~127 2018-11-28 02:25:48 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:25:48 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 4] 2018-11-28 02:25:48 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[4] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:25:48 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:25:48 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:25:48 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:25:48 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:25:48 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:25:48 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:25:48 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:25:49 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000254145 2018-11-28 02:25:49 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12434 2018-11-28 02:25:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 4 ChanRange 0~127: 0.000254144692201 Jy/beam 2018-11-28 02:25:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000254144692201 Jy 2018-11-28 02:25:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:25:49 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:25:49 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['4'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:25:49 INFO tclean:::: 2018-11-28 02:25:49 INFO tclean:::: ########################################## 2018-11-28 02:25:49 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:25:49 INFO tclean:::: 2018-11-28 02:25:49 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:25:49 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :4 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:25:51 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:25:51 INFO SynthesisImager::selectData selected spw [4] start channels [0] nchannels [128] 2018-11-28 02:25:51 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter0] : 2018-11-28 02:25:51 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:25:51 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.45457e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:25:51 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:25:51 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:25:51 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:25:51 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:25:51 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:25:51 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:25:51 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:25:51 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:25:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:25:53 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000152468 2018-11-28 02:25:53 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.3362 arcsec, 0.116013 arcsec, -1.77603 deg 2018-11-28 02:25:53 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:25:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:25:54 INFO tclean:::: 2018-11-28 02:25:54 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:25:54 INFO tclean:::: ########################################## 2018-11-28 02:25:55 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00755452597514 2018-11-28 02:25:55 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.659345328808 min: -0.0592553988099 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00755452597514 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.659345328808 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0592553988099 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:25:55 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:25:55 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:25:55 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1.residual 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1.sumwt 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1.psf 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1.pb 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1.cleanmask 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00101657876881Jy 2018-11-28 02:25:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:25:55 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:25:55 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['4'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1', threshold='0.00101657876881Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1.cleanmask', pblimit=0.99312084913253784, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:25:55 INFO tclean:::: 2018-11-28 02:25:55 INFO tclean:::: ########################################## 2018-11-28 02:25:55 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:25:55 INFO tclean:::: 2018-11-28 02:25:55 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:25:55 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :4 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:25:57 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:25:57 INFO SynthesisImager::selectData selected spw [4] start channels [0] nchannels [128] 2018-11-28 02:25:57 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] : 2018-11-28 02:25:57 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:25:57 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.45457e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:25:57 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:25:57 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:25:57 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:25:57 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:25:57 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:25:57 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:25:57 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:25:57 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:25:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] : hogbom 2018-11-28 02:25:57 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:25:57 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:25:57 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:25:57 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:25:57 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:25:57 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:25:57 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1.cleanmask 2018-11-28 02:25:57 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:25:57 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:25:57 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:25:57 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:25:57 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:25:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:25:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.659345,-0.0592554) over full image : (0.659345,-0.0592554) 2018-11-28 02:25:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:25:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.068428, CycleNiter=1000, Gain=0.1 2018-11-28 02:25:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] iters=0->22 [22], model=0->0.594415, peakres=0.659345->0.0649304, Reached cyclethreshold. 2018-11-28 02:25:58 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:25:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:26:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:26:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.0649296,-0.00603699) over full image : (0.0649296,-0.00603699) 2018-11-28 02:26:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Total Model Flux : 0.594415 2018-11-28 02:26:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00673851, CycleNiter=978, Gain=0.1 2018-11-28 02:26:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] iters=0->23 [23], model=0.594415->0.65384, peakres=0.0649296->0.00606858, Reached cyclethreshold. 2018-11-28 02:26:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 45 iterations. 2018-11-28 02:26:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:26:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:26:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.00606856,-0.00166383) over full image : (0.00606856,-0.00168705) 2018-11-28 02:26:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Total Model Flux : 0.65384 2018-11-28 02:26:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00101658, CycleNiter=955, Gain=0.1 2018-11-28 02:26:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] iters=0->205 [205], model=0.65384->0.660072, peakres=0.00606856->0.00101622, Reached cyclethreshold. 2018-11-28 02:26:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 250 iterations. 2018-11-28 02:26:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:26:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:26:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.00101897,-0.00102284) over full image : (0.00170144,-0.00160358) 2018-11-28 02:26:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Total Model Flux : 0.660071 2018-11-28 02:26:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00101658, CycleNiter=750, Gain=0.1 2018-11-28 02:26:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] iters=0->2 [2], model=0.660071->0.660071, peakres=0.00101897->0.00101414, Reached cyclethreshold. 2018-11-28 02:26:05 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 252 iterations. 2018-11-28 02:26:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:26:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:26:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Peak residual (max,min) within mask : (0.0010129,-0.00101414) over full image : (0.00170343,-0.00160149) 2018-11-28 02:26:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] Total Model Flux : 0.660071 2018-11-28 02:26:07 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:26:08 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] : Restoring model image. 2018-11-28 02:26:08 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw4.mfs.I.iter1] : Applying PB correction 2018-11-28 02:26:08 INFO tclean:::: 2018-11-28 02:26:08 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:26:08 INFO tclean:::: ########################################## 2018-11-28 02:26:09 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 252 iterations 2018-11-28 02:26:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000403519778047 2018-11-28 02:26:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000420032767579 2018-11-28 02:26:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00146276573651 min: -0.00134971085936 2018-11-28 02:26:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000423339981353 2018-11-28 02:26:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:26:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000423339981353 2018-11-28 02:26:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00160349905491 2018-11-28 02:26:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.659314870834 2018-11-28 02:26:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000420032767579 2018-11-28 02:26:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000403519778047 2018-11-28 02:26:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00146276573651 2018-11-28 02:26:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00134971085936 2018-11-28 02:26:09 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:26:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:26:09 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 5 2018-11-28 02:26:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs*.iter* 2018-11-28 02:26:09 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:26:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:26:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:26:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 5:0~127 2018-11-28 02:26:22 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:26:22 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 5] 2018-11-28 02:26:22 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[5] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:26:22 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:26:22 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:26:22 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:26:22 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:26:23 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:26:23 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:26:23 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:26:23 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000254171 2018-11-28 02:26:23 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12246 2018-11-28 02:26:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 5 ChanRange 0~127: 0.000254171330682 Jy/beam 2018-11-28 02:26:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000254171330682 Jy 2018-11-28 02:26:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:26:23 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:26:24 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['5'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:26:24 INFO tclean:::: 2018-11-28 02:26:24 INFO tclean:::: ########################################## 2018-11-28 02:26:24 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:26:24 INFO tclean:::: 2018-11-28 02:26:24 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:26:24 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :5 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:26:25 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:26:25 INFO SynthesisImager::selectData selected spw [5] start channels [0] nchannels [128] 2018-11-28 02:26:25 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter0] : 2018-11-28 02:26:25 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:26:25 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.46737e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:26:25 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:26:25 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:26:25 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:26:25 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:26:25 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:26:25 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:26:25 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:26:26 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:26:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:26:27 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000152864 2018-11-28 02:26:27 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.332908 arcsec, 0.115364 arcsec, -2.11908 deg 2018-11-28 02:26:27 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:26:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:26:29 INFO tclean:::: 2018-11-28 02:26:29 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:26:29 INFO tclean:::: ########################################## 2018-11-28 02:26:30 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00748924771324 2018-11-28 02:26:30 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.65776860714 min: -0.0595091693103 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00748924771324 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.65776860714 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0595091693103 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:26:30 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:26:30 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:26:30 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1.residual 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1.sumwt 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1.psf 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1.pb 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1.cleanmask 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00101668532273Jy 2018-11-28 02:26:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:26:30 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:26:30 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['5'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1', threshold='0.00101668532273Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1.cleanmask', pblimit=0.99308627843856812, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:26:30 INFO tclean:::: 2018-11-28 02:26:30 INFO tclean:::: ########################################## 2018-11-28 02:26:30 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:26:30 INFO tclean:::: 2018-11-28 02:26:30 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:26:30 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :5 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:26:32 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:26:32 INFO SynthesisImager::selectData selected spw [5] start channels [0] nchannels [128] 2018-11-28 02:26:32 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] : 2018-11-28 02:26:32 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:26:32 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.46737e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:26:32 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:26:32 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:26:32 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:26:32 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:26:32 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:26:32 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:26:32 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:26:32 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:26:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] : hogbom 2018-11-28 02:26:32 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:26:33 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:26:33 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:26:33 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:26:33 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:26:33 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:26:33 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1.cleanmask 2018-11-28 02:26:33 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:26:33 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:26:33 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:26:33 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:26:33 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:26:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:26:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (0.657769,-0.0595092) over full image : (0.657769,-0.0595092) 2018-11-28 02:26:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:26:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0709383, CycleNiter=1000, Gain=0.1 2018-11-28 02:26:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] iters=0->22 [22], model=0->0.592993, peakres=0.657769->0.0647751, Reached cyclethreshold. 2018-11-28 02:26:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:26:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:26:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:26:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (0.0647743,-0.00565379) over full image : (0.0647743,-0.00565379) 2018-11-28 02:26:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] Total Model Flux : 0.592993 2018-11-28 02:26:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00698571, CycleNiter=978, Gain=0.1 2018-11-28 02:26:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] iters=0->22 [22], model=0.592993->0.651563, peakres=0.0647743->0.00668008, Reached cyclethreshold. 2018-11-28 02:26:35 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:26:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:26:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:26:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (0.00668003,-0.00163145) over full image : (0.00668003,-0.00176318) 2018-11-28 02:26:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] Total Model Flux : 0.651563 2018-11-28 02:26:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00101669, CycleNiter=956, Gain=0.1 2018-11-28 02:26:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] iters=0->164 [164], model=0.651563->0.658374, peakres=0.00668003->0.00101593, Reached cyclethreshold. 2018-11-28 02:26:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 208 iterations. 2018-11-28 02:26:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:26:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:26:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] Peak residual (max,min) within mask : (0.00101198,-0.0010581) over full image : (0.00155917,-0.0017341) 2018-11-28 02:26:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] Total Model Flux : 0.658374 2018-11-28 02:26:40 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:26:40 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] : Restoring model image. 2018-11-28 02:26:40 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw5.mfs.I.iter1] : Applying PB correction 2018-11-28 02:26:40 INFO tclean:::: 2018-11-28 02:26:40 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:26:40 INFO tclean:::: ########################################## 2018-11-28 02:26:42 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 208 iterations 2018-11-28 02:26:42 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000400817429181 2018-11-28 02:26:42 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000434142304584 2018-11-28 02:26:42 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00137684401125 min: -0.00152823876124 2018-11-28 02:26:42 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000440756324679 2018-11-28 02:26:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:26:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000440756324679 2018-11-28 02:26:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00161509681493 2018-11-28 02:26:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.65764772892 2018-11-28 02:26:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000434142304584 2018-11-28 02:26:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000400817429181 2018-11-28 02:26:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00137684401125 2018-11-28 02:26:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00152823876124 2018-11-28 02:26:42 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:26:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:26:42 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 6 2018-11-28 02:26:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs*.iter* 2018-11-28 02:26:42 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:26:54 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:26:54 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:26:54 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 6:0~127 2018-11-28 02:26:55 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:26:55 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 6] 2018-11-28 02:26:55 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[6] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:26:55 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:26:55 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:26:55 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:26:55 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:26:55 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:26:55 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:26:55 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:26:55 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000265393 2018-11-28 02:26:55 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12161 2018-11-28 02:26:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 6 ChanRange 0~127: 0.000265392852466 Jy/beam 2018-11-28 02:26:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000265392852466 Jy 2018-11-28 02:26:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:26:55 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:26:56 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['6'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:26:56 INFO tclean:::: 2018-11-28 02:26:56 INFO tclean:::: ########################################## 2018-11-28 02:26:56 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:26:56 INFO tclean:::: 2018-11-28 02:26:56 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:26:56 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :6 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:26:57 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:26:57 INFO SynthesisImager::selectData selected spw [6] start channels [0] nchannels [128] 2018-11-28 02:26:57 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter0] : 2018-11-28 02:26:57 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:26:57 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.48016e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:26:57 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:26:57 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:26:57 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:26:57 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:26:57 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:26:57 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:26:57 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:26:58 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:26:58 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:26:59 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000159673 2018-11-28 02:26:59 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.329042 arcsec, 0.114877 arcsec, -2.11618 deg 2018-11-28 02:26:59 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:26:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:27:01 INFO tclean:::: 2018-11-28 02:27:01 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:27:01 INFO tclean:::: ########################################## 2018-11-28 02:27:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00738603854552 2018-11-28 02:27:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.656636476517 min: -0.0591709688306 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00738603854552 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.656636476517 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0591709688306 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:27:02 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:27:02 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:27:02 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1.residual 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1.sumwt 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1.psf 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1.pb 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1.cleanmask 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00106157140986Jy 2018-11-28 02:27:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:27:02 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:27:02 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['6'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1', threshold='0.00106157140986Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1.cleanmask', pblimit=0.99305158853530884, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:27:02 INFO tclean:::: 2018-11-28 02:27:02 INFO tclean:::: ########################################## 2018-11-28 02:27:02 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:27:02 INFO tclean:::: 2018-11-28 02:27:02 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:27:02 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :6 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:27:04 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:27:04 INFO SynthesisImager::selectData selected spw [6] start channels [0] nchannels [128] 2018-11-28 02:27:04 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] : 2018-11-28 02:27:04 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:27:04 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.48016e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:27:04 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:27:04 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:27:04 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:27:04 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:27:04 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:27:04 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:27:04 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:27:04 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:27:04 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] : hogbom 2018-11-28 02:27:04 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:27:04 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:27:04 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:27:04 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:27:04 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:27:04 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:27:05 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1.cleanmask 2018-11-28 02:27:05 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:27:05 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:27:05 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:27:05 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:27:05 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:27:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:27:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.656636,-0.059171) over full image : (0.656636,-0.059171) 2018-11-28 02:27:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:27:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0761634, CycleNiter=1000, Gain=0.1 2018-11-28 02:27:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] iters=0->21 [21], model=0->0.584788, peakres=0.656636->0.0718485, Reached cyclethreshold. 2018-11-28 02:27:05 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:27:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:27:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:27:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.0718476,-0.00656741) over full image : (0.0718476,-0.00656741) 2018-11-28 02:27:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Total Model Flux : 0.584788 2018-11-28 02:27:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00833361, CycleNiter=979, Gain=0.1 2018-11-28 02:27:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] iters=0->21 [21], model=0.584788->0.64892, peakres=0.0718476->0.0082158, Reached cyclethreshold. 2018-11-28 02:27:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:27:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:27:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:27:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.00821579,-0.00169464) over full image : (0.00821579,-0.00203514) 2018-11-28 02:27:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Total Model Flux : 0.64892 2018-11-28 02:27:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00106157, CycleNiter=958, Gain=0.1 2018-11-28 02:27:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] iters=0->167 [167], model=0.64892->0.660099, peakres=0.00821579->0.00106092, Reached cyclethreshold. 2018-11-28 02:27:10 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 209 iterations. 2018-11-28 02:27:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:27:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:27:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.00107269,-0.00108453) over full image : (0.00169233,-0.00196481) 2018-11-28 02:27:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Total Model Flux : 0.660099 2018-11-28 02:27:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00106157, CycleNiter=791, Gain=0.1 2018-11-28 02:27:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] iters=0->4 [4], model=0.660099->0.660311, peakres=0.00107269->0.00105944, Reached cyclethreshold. 2018-11-28 02:27:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 213 iterations. 2018-11-28 02:27:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:27:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:27:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Peak residual (max,min) within mask : (0.00105972,-0.00105747) over full image : (0.00169225,-0.00196502) 2018-11-28 02:27:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] Total Model Flux : 0.660311 2018-11-28 02:27:15 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:27:15 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] : Restoring model image. 2018-11-28 02:27:15 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw6.mfs.I.iter1] : Applying PB correction 2018-11-28 02:27:15 INFO tclean:::: 2018-11-28 02:27:15 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:27:15 INFO tclean:::: ########################################## 2018-11-28 02:27:16 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 213 iterations 2018-11-28 02:27:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000420938042225 2018-11-28 02:27:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000445438781753 2018-11-28 02:27:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00153792020865 min: -0.00153701426461 2018-11-28 02:27:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000450402527349 2018-11-28 02:27:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:27:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000450402527349 2018-11-28 02:27:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00170071935281 2018-11-28 02:27:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.656595468521 2018-11-28 02:27:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000445438781753 2018-11-28 02:27:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000420938042225 2018-11-28 02:27:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00153792020865 2018-11-28 02:27:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00153701426461 2018-11-28 02:27:16 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:27:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:27:16 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 7 2018-11-28 02:27:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs*.iter* 2018-11-28 02:27:16 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:27:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:27:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:27:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 7:0~127 2018-11-28 02:27:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:27:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 7] 2018-11-28 02:27:29 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[7] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:27:29 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:27:29 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:27:29 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:27:29 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:27:29 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:27:29 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:27:29 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:27:30 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000272534 2018-11-28 02:27:30 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12255 2018-11-28 02:27:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 7 ChanRange 0~127: 0.000272534372346 Jy/beam 2018-11-28 02:27:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000272534372346 Jy 2018-11-28 02:27:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:27:30 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:27:30 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['7'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:27:30 INFO tclean:::: 2018-11-28 02:27:30 INFO tclean:::: ########################################## 2018-11-28 02:27:30 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:27:30 INFO tclean:::: 2018-11-28 02:27:30 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:27:30 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :7 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:27:31 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:27:31 INFO SynthesisImager::selectData selected spw [7] start channels [0] nchannels [128] 2018-11-28 02:27:31 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter0] : 2018-11-28 02:27:31 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:27:31 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.49296e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:27:31 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:27:31 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:27:31 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:27:31 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:27:31 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:27:31 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:27:31 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:27:32 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:27:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:27:33 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000163559 2018-11-28 02:27:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.329657 arcsec, 0.115438 arcsec, -2.07434 deg 2018-11-28 02:27:33 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:27:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:27:35 INFO tclean:::: 2018-11-28 02:27:35 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:27:35 INFO tclean:::: ########################################## 2018-11-28 02:27:36 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00727697927505 2018-11-28 02:27:36 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.655040383339 min: -0.0561001561582 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00727697927505 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.655040383339 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0561001561582 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:27:36 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:27:36 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:27:36 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1.residual 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1.sumwt 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1.psf 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1.pb 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1.cleanmask 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00109013748938Jy 2018-11-28 02:27:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:27:36 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:27:36 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['7'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1', threshold='0.00109013748938Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1.cleanmask', pblimit=0.99301677942276001, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:27:36 INFO tclean:::: 2018-11-28 02:27:36 INFO tclean:::: ########################################## 2018-11-28 02:27:36 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:27:36 INFO tclean:::: 2018-11-28 02:27:36 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:27:36 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :7 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:27:37 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:27:37 INFO SynthesisImager::selectData selected spw [7] start channels [0] nchannels [128] 2018-11-28 02:27:37 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] : 2018-11-28 02:27:37 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:27:37 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.49296e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:27:37 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:27:37 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:27:37 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:27:37 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:27:37 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:27:37 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:27:37 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:27:38 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:27:38 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] : hogbom 2018-11-28 02:27:38 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:27:38 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:27:38 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:27:38 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:27:38 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:27:38 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:27:38 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1.cleanmask 2018-11-28 02:27:38 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:27:38 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:27:38 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:27:38 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:27:38 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:27:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:27:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.65504,-0.0561002) over full image : (0.65504,-0.0561002) 2018-11-28 02:27:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:27:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0730064, CycleNiter=1000, Gain=0.1 2018-11-28 02:27:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] iters=0->21 [21], model=0->0.583366, peakres=0.65504->0.0716739, Reached cyclethreshold. 2018-11-28 02:27:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:27:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:27:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:27:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.0716731,-0.00657343) over full image : (0.0716731,-0.00657343) 2018-11-28 02:27:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Total Model Flux : 0.583366 2018-11-28 02:27:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0079882, CycleNiter=979, Gain=0.1 2018-11-28 02:27:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] iters=0->22 [22], model=0.583366->0.648154, peakres=0.0716731->0.00736854, Reached cyclethreshold. 2018-11-28 02:27:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:27:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:27:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:27:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.00736859,-0.00185454) over full image : (0.00736859,-0.00195667) 2018-11-28 02:27:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Total Model Flux : 0.648154 2018-11-28 02:27:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00109014, CycleNiter=957, Gain=0.1 2018-11-28 02:27:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] iters=0->154 [154], model=0.648154->0.657218, peakres=0.00736859->0.00108768, Reached cyclethreshold. 2018-11-28 02:27:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 197 iterations. 2018-11-28 02:27:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:27:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:27:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.00109994,-0.00109735) over full image : (0.0016726,-0.00182178) 2018-11-28 02:27:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Total Model Flux : 0.657218 2018-11-28 02:27:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00109014, CycleNiter=803, Gain=0.1 2018-11-28 02:27:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] iters=0->5 [5], model=0.657218->0.65711, peakres=0.00109994->0.00108673, Reached cyclethreshold. 2018-11-28 02:27:45 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 202 iterations. 2018-11-28 02:27:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:27:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:27:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Peak residual (max,min) within mask : (0.00108403,-0.00108533) over full image : (0.00167578,-0.00181524) 2018-11-28 02:27:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] Total Model Flux : 0.65711 2018-11-28 02:27:48 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:27:48 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] : Restoring model image. 2018-11-28 02:27:48 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw7.mfs.I.iter1] : Applying PB correction 2018-11-28 02:27:48 INFO tclean:::: 2018-11-28 02:27:48 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:27:48 INFO tclean:::: ########################################## 2018-11-28 02:27:49 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 202 iterations 2018-11-28 02:27:49 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000425721518695 2018-11-28 02:27:49 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000459927658085 2018-11-28 02:27:49 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00152302335482 min: -0.0015676516341 2018-11-28 02:27:49 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000466405239422 2018-11-28 02:27:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:27:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000466405239422 2018-11-28 02:27:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00192972784862 2018-11-28 02:27:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.654986917973 2018-11-28 02:27:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000459927658085 2018-11-28 02:27:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000425721518695 2018-11-28 02:27:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00152302335482 2018-11-28 02:27:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0015676516341 2018-11-28 02:27:49 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:27:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:27:49 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 8 2018-11-28 02:27:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs*.iter* 2018-11-28 02:27:49 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:28:01 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:28:01 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:28:01 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 8:0~127 2018-11-28 02:28:02 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:28:02 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 8] 2018-11-28 02:28:02 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[8] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:28:02 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:28:02 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:28:02 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:28:02 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:28:02 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:28:02 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:28:02 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:28:03 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000282967 2018-11-28 02:28:03 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12268 2018-11-28 02:28:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 8 ChanRange 0~127: 0.000282967406833 Jy/beam 2018-11-28 02:28:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000282967406833 Jy 2018-11-28 02:28:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:28:03 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:28:03 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['8'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:28:03 INFO tclean:::: 2018-11-28 02:28:03 INFO tclean:::: ########################################## 2018-11-28 02:28:03 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:28:03 INFO tclean:::: 2018-11-28 02:28:03 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:28:03 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :8 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:28:04 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:28:04 INFO SynthesisImager::selectData selected spw [8] start channels [0] nchannels [128] 2018-11-28 02:28:04 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter0] : 2018-11-28 02:28:05 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:28:05 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.50576e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:28:05 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:28:05 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:28:05 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:28:05 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:28:05 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:28:05 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:28:05 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:28:05 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:28:05 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:28:06 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000169747 2018-11-28 02:28:06 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.32839 arcsec, 0.11511 arcsec, -2.16109 deg 2018-11-28 02:28:06 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:28:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:28:08 INFO tclean:::: 2018-11-28 02:28:08 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:28:08 INFO tclean:::: ########################################## 2018-11-28 02:28:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0073460759595 2018-11-28 02:28:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.653941690922 min: -0.0590577684343 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0073460759595 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.653941690922 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0590577684343 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:28:09 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:28:09 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:28:09 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1.residual 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1.sumwt 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1.psf 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1.pb 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1.cleanmask 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00113186962733Jy 2018-11-28 02:28:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:28:09 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:28:09 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['8'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1', threshold='0.00113186962733Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1.cleanmask', pblimit=0.99298197031021118, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:28:09 INFO tclean:::: 2018-11-28 02:28:09 INFO tclean:::: ########################################## 2018-11-28 02:28:09 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:28:09 INFO tclean:::: 2018-11-28 02:28:09 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:28:09 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :8 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:28:10 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:28:10 INFO SynthesisImager::selectData selected spw [8] start channels [0] nchannels [128] 2018-11-28 02:28:10 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] : 2018-11-28 02:28:11 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:28:11 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.50576e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:28:11 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:28:11 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:28:11 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:28:11 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:28:11 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:28:11 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:28:11 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:28:11 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:28:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] : hogbom 2018-11-28 02:28:11 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:28:11 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:28:11 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:28:11 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:28:11 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:28:11 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:28:11 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1.cleanmask 2018-11-28 02:28:11 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:28:11 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:28:11 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:28:11 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:28:11 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:28:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:28:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.653942,-0.0590578) over full image : (0.653942,-0.0590578) 2018-11-28 02:28:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:28:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0687628, CycleNiter=1000, Gain=0.1 2018-11-28 02:28:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] iters=0->22 [22], model=0->0.589543, peakres=0.653942->0.0643983, Reached cyclethreshold. 2018-11-28 02:28:11 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:28:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:28:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:28:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.0643974,-0.00602396) over full image : (0.0643974,-0.00602396) 2018-11-28 02:28:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Total Model Flux : 0.589543 2018-11-28 02:28:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00677146, CycleNiter=978, Gain=0.1 2018-11-28 02:28:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] iters=0->22 [22], model=0.589543->0.647788, peakres=0.0643974->0.00668466, Reached cyclethreshold. 2018-11-28 02:28:13 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:28:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:28:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:28:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.00668447,-0.00174076) over full image : (0.00668447,-0.00198223) 2018-11-28 02:28:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Total Model Flux : 0.647788 2018-11-28 02:28:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00113187, CycleNiter=956, Gain=0.1 2018-11-28 02:28:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] iters=0->174 [174], model=0.647788->0.65632, peakres=0.00668447->0.00113182, Reached cyclethreshold. 2018-11-28 02:28:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 218 iterations. 2018-11-28 02:28:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:28:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:28:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.00114391,-0.00113565) over full image : (0.00173451,-0.00198081) 2018-11-28 02:28:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Total Model Flux : 0.65632 2018-11-28 02:28:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00113187, CycleNiter=782, Gain=0.1 2018-11-28 02:28:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] iters=0->3 [3], model=0.65632->0.656434, peakres=0.00114391->0.0011293, Reached cyclethreshold. 2018-11-28 02:28:18 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 221 iterations. 2018-11-28 02:28:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:28:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:28:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Peak residual (max,min) within mask : (0.0011293,-0.00112373) over full image : (0.0017392,-0.00198131) 2018-11-28 02:28:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] Total Model Flux : 0.656434 2018-11-28 02:28:21 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:28:21 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] : Restoring model image. 2018-11-28 02:28:21 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw8.mfs.I.iter1] : Applying PB correction 2018-11-28 02:28:22 INFO tclean:::: 2018-11-28 02:28:22 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:28:22 INFO tclean:::: ########################################## 2018-11-28 02:28:22 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 221 iterations 2018-11-28 02:28:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000436167028965 2018-11-28 02:28:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000467388512334 2018-11-28 02:28:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00159111863468 min: -0.00185041176155 2018-11-28 02:28:23 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000475957669551 2018-11-28 02:28:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:28:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000475957669551 2018-11-28 02:28:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00171489035711 2018-11-28 02:28:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.653793156147 2018-11-28 02:28:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000467388512334 2018-11-28 02:28:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000436167028965 2018-11-28 02:28:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00159111863468 2018-11-28 02:28:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00185041176155 2018-11-28 02:28:23 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:28:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:28:23 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 9 2018-11-28 02:28:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs*.iter* 2018-11-28 02:28:23 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:28:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:28:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:28:34 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 9:0~127 2018-11-28 02:28:35 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:28:35 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 9] 2018-11-28 02:28:35 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[9] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:28:35 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:28:35 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:28:35 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:28:35 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:28:36 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:28:36 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:28:36 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:28:36 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.0002879 2018-11-28 02:28:36 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12178 2018-11-28 02:28:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 9 ChanRange 0~127: 0.00028789969552 Jy/beam 2018-11-28 02:28:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.00028789969552 Jy 2018-11-28 02:28:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:28:36 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:28:36 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['9'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:28:36 INFO tclean:::: 2018-11-28 02:28:36 INFO tclean:::: ########################################## 2018-11-28 02:28:36 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:28:36 INFO tclean:::: 2018-11-28 02:28:36 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:28:36 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :9 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:28:38 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:28:38 INFO SynthesisImager::selectData selected spw [9] start channels [0] nchannels [128] 2018-11-28 02:28:38 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter0] : 2018-11-28 02:28:38 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:28:38 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.51856e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:28:38 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:28:38 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:28:38 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:28:38 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:28:38 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:28:38 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:28:38 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:28:38 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:28:38 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:28:40 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.00017229 2018-11-28 02:28:40 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.32313 arcsec, 0.115453 arcsec, -2.17297 deg 2018-11-28 02:28:40 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:28:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:28:41 INFO tclean:::: 2018-11-28 02:28:41 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:28:41 INFO tclean:::: ########################################## 2018-11-28 02:28:42 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00729245133698 2018-11-28 02:28:42 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.652418255806 min: -0.0597265176475 2018-11-28 02:28:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:28:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00729245133698 2018-11-28 02:28:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.652418255806 2018-11-28 02:28:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0597265176475 2018-11-28 02:28:42 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:28:43 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:28:43 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:28:43 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:28:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1.residual 2018-11-28 02:28:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1.sumwt 2018-11-28 02:28:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1.psf 2018-11-28 02:28:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1.pb 2018-11-28 02:28:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:28:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1.cleanmask 2018-11-28 02:28:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00115159878208Jy 2018-11-28 02:28:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:28:43 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:28:43 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['9'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1', threshold='0.00115159878208Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1.cleanmask', pblimit=0.99291199445724487, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:28:43 INFO tclean:::: 2018-11-28 02:28:43 INFO tclean:::: ########################################## 2018-11-28 02:28:43 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:28:43 INFO tclean:::: 2018-11-28 02:28:43 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:28:43 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :9 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:28:44 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:28:44 INFO SynthesisImager::selectData selected spw [9] start channels [0] nchannels [128] 2018-11-28 02:28:44 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] : 2018-11-28 02:28:44 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:28:44 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.51856e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:28:44 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:28:44 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:28:44 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:28:44 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:28:44 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:28:44 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:28:44 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:28:45 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:28:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] : hogbom 2018-11-28 02:28:45 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:28:45 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:28:45 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:28:45 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:28:45 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:28:45 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:28:45 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1.cleanmask 2018-11-28 02:28:45 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:28:45 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:28:45 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:28:45 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:28:45 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:28:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:28:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.652418,-0.0597265) over full image : (0.652418,-0.0597265) 2018-11-28 02:28:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:28:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0724695, CycleNiter=1000, Gain=0.1 2018-11-28 02:28:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] iters=0->21 [21], model=0->0.581031, peakres=0.652418->0.0713869, Reached cyclethreshold. 2018-11-28 02:28:45 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:28:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:28:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:28:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.0713861,-0.00645528) over full image : (0.0713861,-0.00645528) 2018-11-28 02:28:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Total Model Flux : 0.581031 2018-11-28 02:28:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00792944, CycleNiter=979, Gain=0.1 2018-11-28 02:28:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] iters=0->22 [22], model=0.581031->0.64557, peakres=0.0713861->0.00734221, Reached cyclethreshold. 2018-11-28 02:28:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:28:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:28:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:28:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.00734223,-0.00194388) over full image : (0.00734223,-0.00194388) 2018-11-28 02:28:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Total Model Flux : 0.64557 2018-11-28 02:28:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0011516, CycleNiter=957, Gain=0.1 2018-11-28 02:28:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] iters=0->172 [172], model=0.64557->0.651782, peakres=0.00734223->0.00114769, Reached cyclethreshold. 2018-11-28 02:28:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 215 iterations. 2018-11-28 02:28:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:28:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:28:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.00115954,-0.00115744) over full image : (0.00190027,-0.00165595) 2018-11-28 02:28:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Total Model Flux : 0.651782 2018-11-28 02:28:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0011516, CycleNiter=785, Gain=0.1 2018-11-28 02:28:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] iters=0->3 [3], model=0.651782->0.651667, peakres=0.00115954->0.00114821, Reached cyclethreshold. 2018-11-28 02:28:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 218 iterations. 2018-11-28 02:28:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:28:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:28:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Peak residual (max,min) within mask : (0.00114517,-0.00114848) over full image : (0.00190166,-0.00165151) 2018-11-28 02:28:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] Total Model Flux : 0.651667 2018-11-28 02:28:55 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:28:55 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] : Restoring model image. 2018-11-28 02:28:55 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw9.mfs.I.iter1] : Applying PB correction 2018-11-28 02:28:55 INFO tclean:::: 2018-11-28 02:28:55 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:28:55 INFO tclean:::: ########################################## 2018-11-28 02:28:56 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 218 iterations 2018-11-28 02:28:57 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000443040771643 2018-11-28 02:28:57 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000508345663548 2018-11-28 02:28:57 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00179860275239 min: -0.00165151036344 2018-11-28 02:28:57 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000510293175466 2018-11-28 02:28:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:28:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000510293175466 2018-11-28 02:28:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.0019288827898 2018-11-28 02:28:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.652343928814 2018-11-28 02:28:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000508345663548 2018-11-28 02:28:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000443040771643 2018-11-28 02:28:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00179860275239 2018-11-28 02:28:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00165151036344 2018-11-28 02:28:57 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:28:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:28:57 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 10 2018-11-28 02:28:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs*.iter* 2018-11-28 02:28:57 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:29:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:29:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:29:08 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 10:0~127 2018-11-28 02:29:09 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:29:09 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 10] 2018-11-28 02:29:09 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[10] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:29:09 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:29:09 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:29:09 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:29:09 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:29:10 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:29:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:29:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:29:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000291651 2018-11-28 02:29:10 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12304 2018-11-28 02:29:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 10 ChanRange 0~127: 0.000291650773657 Jy/beam 2018-11-28 02:29:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000291650773657 Jy 2018-11-28 02:29:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:29:10 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:29:10 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['10'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:29:10 INFO tclean:::: 2018-11-28 02:29:10 INFO tclean:::: ########################################## 2018-11-28 02:29:10 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:29:10 INFO tclean:::: 2018-11-28 02:29:10 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:29:10 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :10 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:29:12 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:29:12 INFO SynthesisImager::selectData selected spw [10] start channels [0] nchannels [128] 2018-11-28 02:29:12 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter0] : 2018-11-28 02:29:12 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:29:12 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.53136e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:29:12 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:29:12 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:29:12 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:29:12 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:29:12 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:29:12 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:29:12 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:29:12 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:29:12 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:29:14 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000174522 2018-11-28 02:29:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.32082 arcsec, 0.115183 arcsec, -2.30157 deg 2018-11-28 02:29:14 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:29:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:29:15 INFO tclean:::: 2018-11-28 02:29:15 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:29:15 INFO tclean:::: ########################################## 2018-11-28 02:29:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00733134243637 2018-11-28 02:29:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.651030123234 min: -0.0602243207395 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00733134243637 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.651030123234 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0602243207395 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:29:16 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:29:16 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:29:16 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1.residual 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1.sumwt 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1.psf 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1.pb 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1.cleanmask 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00116660309463Jy 2018-11-28 02:29:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:29:16 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:29:17 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['10'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1', threshold='0.00116660309463Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1.cleanmask', pblimit=0.99287688732147217, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:29:17 INFO tclean:::: 2018-11-28 02:29:17 INFO tclean:::: ########################################## 2018-11-28 02:29:17 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:29:17 INFO tclean:::: 2018-11-28 02:29:17 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:29:17 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :10 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:29:18 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:29:18 INFO SynthesisImager::selectData selected spw [10] start channels [0] nchannels [128] 2018-11-28 02:29:18 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] : 2018-11-28 02:29:18 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:29:18 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.53136e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:29:18 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:29:18 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:29:18 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:29:18 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:29:18 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:29:18 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:29:18 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:29:18 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:29:18 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] : hogbom 2018-11-28 02:29:18 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:29:18 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:29:18 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:29:18 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:29:18 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:29:18 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:29:18 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1.cleanmask 2018-11-28 02:29:18 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:29:18 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:29:18 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:29:18 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:29:18 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:29:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:29:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.65103,-0.0602243) over full image : (0.65103,-0.0602243) 2018-11-28 02:29:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:29:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0744455, CycleNiter=1000, Gain=0.1 2018-11-28 02:29:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] iters=0->21 [21], model=0->0.579795, peakres=0.65103->0.0712351, Reached cyclethreshold. 2018-11-28 02:29:18 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:29:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:29:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:29:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.0712342,-0.00614808) over full image : (0.0712342,-0.00614808) 2018-11-28 02:29:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Total Model Flux : 0.579795 2018-11-28 02:29:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00814566, CycleNiter=979, Gain=0.1 2018-11-28 02:29:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] iters=0->21 [21], model=0.579795->0.643392, peakres=0.0712342->0.00814098, Reached cyclethreshold. 2018-11-28 02:29:21 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:29:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:29:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:29:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.00814097,-0.00182262) over full image : (0.00814097,-0.00239833) 2018-11-28 02:29:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Total Model Flux : 0.643392 2018-11-28 02:29:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0011666, CycleNiter=958, Gain=0.1 2018-11-28 02:29:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] iters=0->167 [167], model=0.643392->0.652307, peakres=0.00814097->0.00116394, Reached cyclethreshold. 2018-11-28 02:29:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 209 iterations. 2018-11-28 02:29:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:29:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:29:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.00117396,-0.00117877) over full image : (0.0019765,-0.00226648) 2018-11-28 02:29:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Total Model Flux : 0.652307 2018-11-28 02:29:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0011666, CycleNiter=791, Gain=0.1 2018-11-28 02:29:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] iters=0->4 [4], model=0.652307->0.652307, peakres=0.00117396->0.00116233, Reached cyclethreshold. 2018-11-28 02:29:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 213 iterations. 2018-11-28 02:29:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:29:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:29:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Peak residual (max,min) within mask : (0.00115818,-0.00116651) over full image : (0.00197175,-0.00226854) 2018-11-28 02:29:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] Total Model Flux : 0.652307 2018-11-28 02:29:28 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:29:29 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] : Restoring model image. 2018-11-28 02:29:29 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw10.mfs.I.iter1] : Applying PB correction 2018-11-28 02:29:29 INFO tclean:::: 2018-11-28 02:29:29 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:29:29 INFO tclean:::: ########################################## 2018-11-28 02:29:30 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 213 iterations 2018-11-28 02:29:30 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000456941634184 2018-11-28 02:29:30 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000500175636262 2018-11-28 02:29:30 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00176279072184 min: -0.00155402300879 2018-11-28 02:29:30 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00050390465185 2018-11-28 02:29:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:29:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00050390465185 2018-11-28 02:29:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00169308343902 2018-11-28 02:29:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.650957763195 2018-11-28 02:29:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000500175636262 2018-11-28 02:29:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000456941634184 2018-11-28 02:29:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00176279072184 2018-11-28 02:29:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00155402300879 2018-11-28 02:29:30 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:29:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:29:30 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 11 2018-11-28 02:29:30 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs*.iter* 2018-11-28 02:29:30 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:29:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:29:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:29:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 11:0~127 2018-11-28 02:29:43 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:29:43 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 11] 2018-11-28 02:29:43 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[11] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:29:43 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:29:43 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:29:43 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:29:43 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:29:43 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:29:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:29:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:29:44 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.0002848 2018-11-28 02:29:44 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12636 2018-11-28 02:29:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 11 ChanRange 0~127: 0.000284800425468 Jy/beam 2018-11-28 02:29:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000284800425468 Jy 2018-11-28 02:29:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:29:44 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:29:44 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['11'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:29:44 INFO tclean:::: 2018-11-28 02:29:44 INFO tclean:::: ########################################## 2018-11-28 02:29:44 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:29:44 INFO tclean:::: 2018-11-28 02:29:44 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:29:44 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :11 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:29:45 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:29:45 INFO SynthesisImager::selectData selected spw [11] start channels [0] nchannels [128] 2018-11-28 02:29:45 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter0] : 2018-11-28 02:29:46 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:29:46 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.54416e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:29:46 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:29:46 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:29:46 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:29:46 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:29:46 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:29:46 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:29:46 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:29:46 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:29:46 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:29:47 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000169642 2018-11-28 02:29:47 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.325009 arcsec, 0.115086 arcsec, -2.03696 deg 2018-11-28 02:29:47 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:29:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:29:49 INFO tclean:::: 2018-11-28 02:29:49 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:29:49 INFO tclean:::: ########################################## 2018-11-28 02:29:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00724892271683 2018-11-28 02:29:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.650032103062 min: -0.0572829023004 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00724892271683 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.650032103062 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0572829023004 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:29:50 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:29:50 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:29:50 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1.residual 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1.sumwt 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1.psf 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1.pb 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1.cleanmask 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00113920170187Jy 2018-11-28 02:29:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:29:50 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:29:50 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['11'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1', threshold='0.00113920170187Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1.cleanmask', pblimit=0.99284172058105469, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:29:50 INFO tclean:::: 2018-11-28 02:29:50 INFO tclean:::: ########################################## 2018-11-28 02:29:50 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:29:50 INFO tclean:::: 2018-11-28 02:29:50 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:29:50 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :11 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:29:52 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:29:52 INFO SynthesisImager::selectData selected spw [11] start channels [0] nchannels [128] 2018-11-28 02:29:52 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] : 2018-11-28 02:29:52 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:29:52 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.54416e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:29:52 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:29:52 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:29:52 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:29:52 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:29:52 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:29:52 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:29:52 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:29:53 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:29:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] : hogbom 2018-11-28 02:29:53 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:29:53 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:29:53 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:29:53 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:29:53 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:29:53 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:29:53 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1.cleanmask 2018-11-28 02:29:53 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:29:53 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:29:53 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:29:53 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:29:53 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:29:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:29:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (0.650032,-0.0572829) over full image : (0.650032,-0.0572829) 2018-11-28 02:29:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:29:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.071063, CycleNiter=1000, Gain=0.1 2018-11-28 02:29:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] iters=0->22 [22], model=0->0.586019, peakres=0.650032->0.0640133, Reached cyclethreshold. 2018-11-28 02:29:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:29:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:29:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:29:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (0.0640125,-0.00594718) over full image : (0.0640125,-0.00594718) 2018-11-28 02:29:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] Total Model Flux : 0.586019 2018-11-28 02:29:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00699799, CycleNiter=978, Gain=0.1 2018-11-28 02:29:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] iters=0->22 [22], model=0.586019->0.643974, peakres=0.0640125->0.00663437, Reached cyclethreshold. 2018-11-28 02:29:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:29:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:29:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:29:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (0.00663436,-0.00218601) over full image : (0.00663436,-0.00218601) 2018-11-28 02:29:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] Total Model Flux : 0.643974 2018-11-28 02:29:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0011392, CycleNiter=956, Gain=0.1 2018-11-28 02:29:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] iters=0->205 [205], model=0.643974->0.652162, peakres=0.00663436->0.0011386, Reached cyclethreshold. 2018-11-28 02:29:58 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 249 iterations. 2018-11-28 02:29:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:30:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:30:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] Peak residual (max,min) within mask : (0.00113636,-0.00114136) over full image : (0.00235504,-0.00183548) 2018-11-28 02:30:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] Total Model Flux : 0.652163 2018-11-28 02:30:00 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:30:01 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] : Restoring model image. 2018-11-28 02:30:01 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw11.mfs.I.iter1] : Applying PB correction 2018-11-28 02:30:01 INFO tclean:::: 2018-11-28 02:30:01 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:30:01 INFO tclean:::: ########################################## 2018-11-28 02:30:02 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 249 iterations 2018-11-28 02:30:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000448747596238 2018-11-28 02:30:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000496843538713 2018-11-28 02:30:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00170233030804 min: -0.00171513075475 2018-11-28 02:30:02 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000499969697557 2018-11-28 02:30:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:30:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000499969697557 2018-11-28 02:30:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00202395021915 2018-11-28 02:30:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.649980902672 2018-11-28 02:30:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000496843538713 2018-11-28 02:30:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000448747596238 2018-11-28 02:30:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00170233030804 2018-11-28 02:30:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00171513075475 2018-11-28 02:30:02 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:30:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:30:02 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 12 2018-11-28 02:30:02 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs*.iter* 2018-11-28 02:30:02 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:30:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:30:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:30:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 12:0~127 2018-11-28 02:30:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:30:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 12] 2018-11-28 02:30:15 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[12] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:30:15 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:30:15 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:30:15 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:30:15 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:30:16 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:30:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:30:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:30:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000283833 2018-11-28 02:30:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12518 2018-11-28 02:30:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 12 ChanRange 0~127: 0.000283832937814 Jy/beam 2018-11-28 02:30:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000283832937814 Jy 2018-11-28 02:30:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:30:16 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:30:16 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['12'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:30:16 INFO tclean:::: 2018-11-28 02:30:16 INFO tclean:::: ########################################## 2018-11-28 02:30:16 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:30:16 INFO tclean:::: 2018-11-28 02:30:16 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:30:16 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :12 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:30:17 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:30:17 INFO SynthesisImager::selectData selected spw [12] start channels [0] nchannels [128] 2018-11-28 02:30:17 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter0] : 2018-11-28 02:30:17 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:30:17 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.55695e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:30:17 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:30:18 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:30:18 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:30:18 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:30:18 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:30:18 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:30:18 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:30:18 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:30:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:30:19 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000169403 2018-11-28 02:30:19 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.321848 arcsec, 0.115632 arcsec, -2.00842 deg 2018-11-28 02:30:19 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:30:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:30:21 INFO tclean:::: 2018-11-28 02:30:21 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:30:21 INFO tclean:::: ########################################## 2018-11-28 02:30:22 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00719683757052 2018-11-28 02:30:22 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.648805737495 min: -0.0573394969106 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00719683757052 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.648805737495 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0573394969106 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:30:22 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:30:22 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:30:22 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1.residual 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1.sumwt 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1.psf 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1.pb 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1.cleanmask 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00113533175126Jy 2018-11-28 02:30:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:30:22 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:30:22 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['12'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1', threshold='0.00113533175126Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1.cleanmask', pblimit=0.99280631542205811, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:30:22 INFO tclean:::: 2018-11-28 02:30:22 INFO tclean:::: ########################################## 2018-11-28 02:30:22 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:30:22 INFO tclean:::: 2018-11-28 02:30:22 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:30:22 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :12 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:30:24 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:30:24 INFO SynthesisImager::selectData selected spw [12] start channels [0] nchannels [128] 2018-11-28 02:30:24 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] : 2018-11-28 02:30:24 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:30:24 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.55695e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:30:24 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:30:24 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:30:24 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:30:24 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:30:24 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:30:24 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:30:24 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:30:24 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:30:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] : hogbom 2018-11-28 02:30:24 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:30:24 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:30:24 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:30:24 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:30:24 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:30:24 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:30:24 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1.cleanmask 2018-11-28 02:30:24 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:30:24 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:30:24 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:30:24 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:30:24 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:30:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:30:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (0.648806,-0.0573395) over full image : (0.648806,-0.0573395) 2018-11-28 02:30:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:30:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0691271, CycleNiter=1000, Gain=0.1 2018-11-28 02:30:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] iters=0->22 [22], model=0->0.584913, peakres=0.648806->0.0638925, Reached cyclethreshold. 2018-11-28 02:30:24 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:30:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:30:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:30:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (0.0638917,-0.00570129) over full image : (0.0638917,-0.00570129) 2018-11-28 02:30:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] Total Model Flux : 0.584913 2018-11-28 02:30:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00680736, CycleNiter=978, Gain=0.1 2018-11-28 02:30:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] iters=0->22 [22], model=0.584913->0.642697, peakres=0.0638917->0.00662156, Reached cyclethreshold. 2018-11-28 02:30:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:30:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:30:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:30:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (0.00662142,-0.00178452) over full image : (0.00662142,-0.00183636) 2018-11-28 02:30:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] Total Model Flux : 0.642697 2018-11-28 02:30:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00113533, CycleNiter=956, Gain=0.1 2018-11-28 02:30:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] iters=0->182 [182], model=0.642697->0.650114, peakres=0.00662142->0.00113452, Reached cyclethreshold. 2018-11-28 02:30:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 226 iterations. 2018-11-28 02:30:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:30:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:30:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] Peak residual (max,min) within mask : (0.00113253,-0.00115521) over full image : (0.00173115,-0.00176539) 2018-11-28 02:30:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] Total Model Flux : 0.650113 2018-11-28 02:30:32 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:30:32 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] : Restoring model image. 2018-11-28 02:30:32 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw12.mfs.I.iter1] : Applying PB correction 2018-11-28 02:30:32 INFO tclean:::: 2018-11-28 02:30:32 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:30:32 INFO tclean:::: ########################################## 2018-11-28 02:30:33 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 226 iterations 2018-11-28 02:30:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000446963618742 2018-11-28 02:30:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000484978896566 2018-11-28 02:30:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00150287651923 min: -0.00154499919154 2018-11-28 02:30:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000486668490339 2018-11-28 02:30:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:30:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000486668490339 2018-11-28 02:30:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00169677904341 2018-11-28 02:30:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.648719906807 2018-11-28 02:30:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000484978896566 2018-11-28 02:30:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000446963618742 2018-11-28 02:30:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00150287651923 2018-11-28 02:30:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00154499919154 2018-11-28 02:30:33 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:30:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:30:33 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 13 2018-11-28 02:30:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs*.iter* 2018-11-28 02:30:33 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:30:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:30:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:30:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 13:0~127 2018-11-28 02:30:46 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:30:46 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 13] 2018-11-28 02:30:46 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[13] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:30:46 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:30:46 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:30:46 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:30:46 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:30:46 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:30:46 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:30:46 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:30:47 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000304812 2018-11-28 02:30:47 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12366 2018-11-28 02:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 13 ChanRange 0~127: 0.000304812490431 Jy/beam 2018-11-28 02:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000304812490431 Jy 2018-11-28 02:30:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:30:47 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:30:47 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['13'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:30:47 INFO tclean:::: 2018-11-28 02:30:47 INFO tclean:::: ########################################## 2018-11-28 02:30:47 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:30:47 INFO tclean:::: 2018-11-28 02:30:47 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:30:47 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :13 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:30:48 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:30:48 INFO SynthesisImager::selectData selected spw [13] start channels [0] nchannels [128] 2018-11-28 02:30:48 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter0] : 2018-11-28 02:30:48 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:30:48 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.56975e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:30:48 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:30:48 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:30:48 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:30:48 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:30:48 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:30:48 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:30:48 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:30:49 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:30:49 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:30:50 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000182306 2018-11-28 02:30:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.317024 arcsec, 0.11567 arcsec, -2.09012 deg 2018-11-28 02:30:50 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:30:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:30:52 INFO tclean:::: 2018-11-28 02:30:52 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:30:52 INFO tclean:::: ########################################## 2018-11-28 02:30:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00735961832106 2018-11-28 02:30:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.647019326687 min: -0.0589654631913 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00735961832106 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.647019326687 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0589654631913 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:30:53 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:30:53 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:30:53 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1.residual 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1.sumwt 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1.psf 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1.pb 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1.cleanmask 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00121924996172Jy 2018-11-28 02:30:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:30:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:30:53 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['13'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1', threshold='0.00121924996172Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1.cleanmask', pblimit=0.99277102947235107, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:30:53 INFO tclean:::: 2018-11-28 02:30:53 INFO tclean:::: ########################################## 2018-11-28 02:30:53 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:30:53 INFO tclean:::: 2018-11-28 02:30:53 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:30:53 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :13 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:30:55 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:30:55 INFO SynthesisImager::selectData selected spw [13] start channels [0] nchannels [128] 2018-11-28 02:30:55 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] : 2018-11-28 02:30:55 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:30:55 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.56975e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:30:55 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:30:55 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:30:55 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:30:55 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:30:55 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:30:55 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:30:55 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:30:55 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:30:55 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] : hogbom 2018-11-28 02:30:55 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:30:55 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:30:55 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:30:55 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:30:55 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:30:55 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:30:55 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1.cleanmask 2018-11-28 02:30:55 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:30:55 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:30:55 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:30:55 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:30:55 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:30:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:30:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (0.647019,-0.0589655) over full image : (0.647019,-0.0589655) 2018-11-28 02:30:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:30:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0727987, CycleNiter=1000, Gain=0.1 2018-11-28 02:30:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] iters=0->21 [21], model=0->0.576223, peakres=0.647019->0.0707962, Reached cyclethreshold. 2018-11-28 02:30:55 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:30:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:30:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:30:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (0.0707954,-0.00653278) over full image : (0.0707954,-0.00653278) 2018-11-28 02:30:58 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] Total Model Flux : 0.576223 2018-11-28 02:30:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00796547, CycleNiter=979, Gain=0.1 2018-11-28 02:30:58 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] iters=0->22 [22], model=0.576223->0.640158, peakres=0.0707954->0.0072544, Reached cyclethreshold. 2018-11-28 02:30:58 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:30:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:31:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:31:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (0.00725422,-0.00207184) over full image : (0.00725422,-0.00207184) 2018-11-28 02:31:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] Total Model Flux : 0.640158 2018-11-28 02:31:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00121925, CycleNiter=957, Gain=0.1 2018-11-28 02:31:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] iters=0->159 [159], model=0.640158->0.648464, peakres=0.00725422->0.001219, Reached cyclethreshold. 2018-11-28 02:31:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 202 iterations. 2018-11-28 02:31:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:31:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:31:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] Peak residual (max,min) within mask : (0.0012187,-0.00123215) over full image : (0.00198709,-0.00200297) 2018-11-28 02:31:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] Total Model Flux : 0.648464 2018-11-28 02:31:03 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:31:03 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] : Restoring model image. 2018-11-28 02:31:03 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw13.mfs.I.iter1] : Applying PB correction 2018-11-28 02:31:03 INFO tclean:::: 2018-11-28 02:31:03 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:31:03 INFO tclean:::: ########################################## 2018-11-28 02:31:04 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 202 iterations 2018-11-28 02:31:04 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000473762018373 2018-11-28 02:31:04 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00051891914336 2018-11-28 02:31:04 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00178489950486 min: -0.0020029686857 2018-11-28 02:31:05 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000523962604348 2018-11-28 02:31:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:31:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000523962604348 2018-11-28 02:31:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00193103181664 2018-11-28 02:31:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.647034347057 2018-11-28 02:31:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.00051891914336 2018-11-28 02:31:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000473762018373 2018-11-28 02:31:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00178489950486 2018-11-28 02:31:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0020029686857 2018-11-28 02:31:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:31:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:31:05 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 14 2018-11-28 02:31:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs*.iter* 2018-11-28 02:31:05 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:31:16 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:31:16 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:31:16 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 14:0~127 2018-11-28 02:31:17 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:31:17 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 14] 2018-11-28 02:31:17 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[14] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:31:17 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:31:17 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:31:17 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:31:17 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:31:18 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:31:18 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:31:18 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:31:18 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000321723 2018-11-28 02:31:18 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12431 2018-11-28 02:31:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 14 ChanRange 0~127: 0.000321723434998 Jy/beam 2018-11-28 02:31:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000321723434998 Jy 2018-11-28 02:31:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:31:18 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:31:18 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['14'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:31:18 INFO tclean:::: 2018-11-28 02:31:18 INFO tclean:::: ########################################## 2018-11-28 02:31:18 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:31:18 INFO tclean:::: 2018-11-28 02:31:18 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:31:18 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :14 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:31:20 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:31:20 INFO SynthesisImager::selectData selected spw [14] start channels [0] nchannels [128] 2018-11-28 02:31:20 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter0] : 2018-11-28 02:31:20 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:31:20 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.58255e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:31:20 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:31:20 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:31:20 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:31:20 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:31:20 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:31:20 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:31:20 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:31:20 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:31:20 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:31:21 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000192325 2018-11-28 02:31:21 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.316988 arcsec, 0.116087 arcsec, -1.77322 deg 2018-11-28 02:31:21 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:31:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:31:23 INFO tclean:::: 2018-11-28 02:31:23 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:31:23 INFO tclean:::: ########################################## 2018-11-28 02:31:24 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00745753664523 2018-11-28 02:31:24 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.645871937275 min: -0.0554268620908 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00745753664523 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.645871937275 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0554268620908 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:31:24 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:31:24 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:31:24 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1.residual 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1.sumwt 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1.psf 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1.pb 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1.cleanmask 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00128689373999Jy 2018-11-28 02:31:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:31:24 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:31:24 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['14'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1', threshold='0.00128689373999Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1.cleanmask', pblimit=0.99273550510406494, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:31:24 INFO tclean:::: 2018-11-28 02:31:24 INFO tclean:::: ########################################## 2018-11-28 02:31:24 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:31:24 INFO tclean:::: 2018-11-28 02:31:24 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:31:24 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :14 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:31:26 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:31:26 INFO SynthesisImager::selectData selected spw [14] start channels [0] nchannels [128] 2018-11-28 02:31:26 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] : 2018-11-28 02:31:26 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:31:26 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.58255e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:31:26 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:31:26 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:31:26 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:31:26 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:31:26 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:31:26 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:31:26 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:31:27 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:31:27 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] : hogbom 2018-11-28 02:31:27 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:31:27 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:31:27 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:31:27 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:31:27 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:31:27 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:31:27 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1.cleanmask 2018-11-28 02:31:27 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:31:27 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:31:27 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:31:27 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:31:27 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:31:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:31:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.645872,-0.0554269) over full image : (0.645872,-0.0554269) 2018-11-28 02:31:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:31:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0720462, CycleNiter=1000, Gain=0.1 2018-11-28 02:31:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] iters=0->21 [21], model=0->0.575201, peakres=0.645872->0.0706707, Reached cyclethreshold. 2018-11-28 02:31:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:31:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:31:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:31:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.0706698,-0.0059007) over full image : (0.0706698,-0.0059007) 2018-11-28 02:31:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Total Model Flux : 0.575201 2018-11-28 02:31:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00788313, CycleNiter=979, Gain=0.1 2018-11-28 02:31:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] iters=0->22 [22], model=0.575201->0.639049, peakres=0.0706698->0.0072831, Reached cyclethreshold. 2018-11-28 02:31:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:31:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:31:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:31:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.00728314,-0.00213951) over full image : (0.00728314,-0.00213951) 2018-11-28 02:31:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Total Model Flux : 0.639049 2018-11-28 02:31:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00128689, CycleNiter=957, Gain=0.1 2018-11-28 02:31:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] iters=0->171 [171], model=0.639049->0.64678, peakres=0.00728314->0.00128486, Reached cyclethreshold. 2018-11-28 02:31:32 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 214 iterations. 2018-11-28 02:31:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:31:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:31:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.0013113,-0.00129838) over full image : (0.00190912,-0.00188208) 2018-11-28 02:31:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Total Model Flux : 0.64678 2018-11-28 02:31:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00128689, CycleNiter=786, Gain=0.1 2018-11-28 02:31:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] iters=0->4 [4], model=0.64678->0.64704, peakres=0.0013113->0.00128634, Reached cyclethreshold. 2018-11-28 02:31:34 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 218 iterations. 2018-11-28 02:31:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:31:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:31:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Peak residual (max,min) within mask : (0.00128605,-0.00127682) over full image : (0.00191371,-0.00187851) 2018-11-28 02:31:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] Total Model Flux : 0.64704 2018-11-28 02:31:37 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:31:37 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] : Restoring model image. 2018-11-28 02:31:37 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw14.mfs.I.iter1] : Applying PB correction 2018-11-28 02:31:38 INFO tclean:::: 2018-11-28 02:31:38 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:31:38 INFO tclean:::: ########################################## 2018-11-28 02:31:38 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 218 iterations 2018-11-28 02:31:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000499741232488 2018-11-28 02:31:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000514396233484 2018-11-28 02:31:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00161915121134 min: -0.00163849687669 2018-11-28 02:31:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000516270345543 2018-11-28 02:31:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:31:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000516270345543 2018-11-28 02:31:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00216544768773 2018-11-28 02:31:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.645857572556 2018-11-28 02:31:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000514396233484 2018-11-28 02:31:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000499741232488 2018-11-28 02:31:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00161915121134 2018-11-28 02:31:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00163849687669 2018-11-28 02:31:39 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:31:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:31:39 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 15 2018-11-28 02:31:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs*.iter* 2018-11-28 02:31:39 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:31:50 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:31:50 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:31:50 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 15:0~127 2018-11-28 02:31:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:31:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 15] 2018-11-28 02:31:51 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[15] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:31:51 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:31:51 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:31:51 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:31:51 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:31:52 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:31:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:31:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:31:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000351786 2018-11-28 02:31:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12447 2018-11-28 02:31:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 15 ChanRange 0~127: 0.000351786375702 Jy/beam 2018-11-28 02:31:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000351786375702 Jy 2018-11-28 02:31:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:31:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:31:52 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['15'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:31:52 INFO tclean:::: 2018-11-28 02:31:52 INFO tclean:::: ########################################## 2018-11-28 02:31:52 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:31:52 INFO tclean:::: 2018-11-28 02:31:52 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:31:52 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :15 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:31:54 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:31:54 INFO SynthesisImager::selectData selected spw [15] start channels [0] nchannels [128] 2018-11-28 02:31:54 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter0] : 2018-11-28 02:31:54 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:31:54 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.59535e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:31:54 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:31:54 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:31:54 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:31:54 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:31:54 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:31:54 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:31:54 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:31:54 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:31:54 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:31:56 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000210847 2018-11-28 02:31:56 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.319823 arcsec, 0.115461 arcsec, -1.58426 deg 2018-11-28 02:31:56 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:31:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:31:57 INFO tclean:::: 2018-11-28 02:31:57 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:31:57 INFO tclean:::: ########################################## 2018-11-28 02:31:58 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00745533499867 2018-11-28 02:31:58 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.644236028194 min: -0.0534381791949 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00745533499867 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.644236028194 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0534381791949 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:31:58 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:31:58 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:31:58 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1.residual 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1.sumwt 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1.psf 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1.pb 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1.cleanmask 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00140714550281Jy 2018-11-28 02:31:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:31:58 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:31:58 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['15'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1', threshold='0.00140714550281Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1.cleanmask', pblimit=0.99269998073577881, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:31:58 INFO tclean:::: 2018-11-28 02:31:58 INFO tclean:::: ########################################## 2018-11-28 02:31:58 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:31:58 INFO tclean:::: 2018-11-28 02:31:58 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:31:59 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :15 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:32:00 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:32:00 INFO SynthesisImager::selectData selected spw [15] start channels [0] nchannels [128] 2018-11-28 02:32:00 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] : 2018-11-28 02:32:00 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:32:00 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.59535e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:32:00 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:32:00 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:32:00 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:32:00 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:32:00 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:32:00 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:32:00 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:32:00 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:32:00 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] : hogbom 2018-11-28 02:32:00 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:32:00 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:32:00 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:32:00 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:32:00 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:32:00 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:32:00 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1.cleanmask 2018-11-28 02:32:00 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:32:00 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:32:00 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:32:00 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:32:00 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:32:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:32:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (0.644236,-0.0534382) over full image : (0.644236,-0.0534382) 2018-11-28 02:32:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:32:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0682586, CycleNiter=1000, Gain=0.1 2018-11-28 02:32:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] iters=0->22 [22], model=0->0.580793, peakres=0.644236->0.0634425, Reached cyclethreshold. 2018-11-28 02:32:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:32:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:32:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:32:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (0.0634417,-0.00475555) over full image : (0.0634417,-0.00475555) 2018-11-28 02:32:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] Total Model Flux : 0.580793 2018-11-28 02:32:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00672183, CycleNiter=978, Gain=0.1 2018-11-28 02:32:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] iters=0->22 [22], model=0.580793->0.638194, peakres=0.0634417->0.00660893, Reached cyclethreshold. 2018-11-28 02:32:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:32:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:32:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:32:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (0.00660889,-0.00215031) over full image : (0.00660889,-0.00249891) 2018-11-28 02:32:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] Total Model Flux : 0.638194 2018-11-28 02:32:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00140715, CycleNiter=956, Gain=0.1 2018-11-28 02:32:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] iters=0->196 [196], model=0.638194->0.651025, peakres=0.00660889->0.00140589, Reached cyclethreshold. 2018-11-28 02:32:05 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 240 iterations. 2018-11-28 02:32:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:32:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:32:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] Peak residual (max,min) within mask : (0.00139661,-0.00140624) over full image : (0.00225736,-0.00234462) 2018-11-28 02:32:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] Total Model Flux : 0.651025 2018-11-28 02:32:08 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:32:08 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] : Restoring model image. 2018-11-28 02:32:08 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw15.mfs.I.iter1] : Applying PB correction 2018-11-28 02:32:08 INFO tclean:::: 2018-11-28 02:32:08 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:32:08 INFO tclean:::: ########################################## 2018-11-28 02:32:09 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 240 iterations 2018-11-28 02:32:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000559489359148 2018-11-28 02:32:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000591859163251 2018-11-28 02:32:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00190329749603 min: -0.00215065455996 2018-11-28 02:32:09 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000597134057898 2018-11-28 02:32:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:32:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000597134057898 2018-11-28 02:32:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00200711027719 2018-11-28 02:32:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.644155740738 2018-11-28 02:32:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000591859163251 2018-11-28 02:32:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000559489359148 2018-11-28 02:32:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00190329749603 2018-11-28 02:32:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00215065455996 2018-11-28 02:32:09 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:32:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:32:09 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 16 2018-11-28 02:32:09 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs*.iter* 2018-11-28 02:32:09 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:32:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:32:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:32:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 16:0~127 2018-11-28 02:32:22 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:32:22 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 16] 2018-11-28 02:32:22 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[16] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:32:22 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:32:22 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:32:22 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:32:22 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:32:22 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:32:22 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:32:22 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:32:23 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000322066 2018-11-28 02:32:23 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12577 2018-11-28 02:32:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 16 ChanRange 0~127: 0.000322066365325 Jy/beam 2018-11-28 02:32:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000322066365325 Jy 2018-11-28 02:32:23 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:32:23 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:32:23 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['16'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:32:23 INFO tclean:::: 2018-11-28 02:32:23 INFO tclean:::: ########################################## 2018-11-28 02:32:23 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:32:23 INFO tclean:::: 2018-11-28 02:32:23 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:32:23 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :16 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:32:24 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:32:24 INFO SynthesisImager::selectData selected spw [16] start channels [0] nchannels [128] 2018-11-28 02:32:24 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter0] : 2018-11-28 02:32:24 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:32:24 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.60335e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:32:24 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:32:24 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:32:24 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:32:24 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:32:24 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:32:24 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:32:24 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:32:25 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:32:25 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:32:26 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000192386 2018-11-28 02:32:26 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.318026 arcsec, 0.115494 arcsec, -2.47055 deg 2018-11-28 02:32:26 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:32:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:32:28 INFO tclean:::: 2018-11-28 02:32:28 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:32:28 INFO tclean:::: ########################################## 2018-11-28 02:32:29 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00734563358128 2018-11-28 02:32:29 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.644198417664 min: -0.0564446263015 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00734563358128 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.644198417664 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0564446263015 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:32:29 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:32:29 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:32:29 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1.residual 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1.sumwt 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1.psf 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1.pb 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1.cleanmask 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.0012882654613Jy 2018-11-28 02:32:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:32:29 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:32:29 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['16'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1', threshold='0.0012882654613Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1.cleanmask', pblimit=0.99266427755355835, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:32:29 INFO tclean:::: 2018-11-28 02:32:29 INFO tclean:::: ########################################## 2018-11-28 02:32:29 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:32:29 INFO tclean:::: 2018-11-28 02:32:29 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:32:29 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :16 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:32:31 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:32:31 INFO SynthesisImager::selectData selected spw [16] start channels [0] nchannels [128] 2018-11-28 02:32:31 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] : 2018-11-28 02:32:31 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:32:31 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.60335e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:32:31 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:32:31 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:32:31 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:32:31 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:32:31 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:32:31 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:32:31 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:32:31 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:32:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] : hogbom 2018-11-28 02:32:31 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:32:31 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:32:31 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:32:31 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:32:31 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:32:31 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:32:31 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1.cleanmask 2018-11-28 02:32:31 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:32:31 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:32:31 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:32:31 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:32:31 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:32:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:32:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (0.644198,-0.0564446) over full image : (0.644198,-0.0564446) 2018-11-28 02:32:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:32:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0694741, CycleNiter=1000, Gain=0.1 2018-11-28 02:32:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] iters=0->22 [22], model=0->0.58076, peakres=0.644198->0.0634388, Reached cyclethreshold. 2018-11-28 02:32:31 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:32:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:32:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:32:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (0.0634381,-0.00571048) over full image : (0.0634381,-0.00571048) 2018-11-28 02:32:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] Total Model Flux : 0.58076 2018-11-28 02:32:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00684153, CycleNiter=978, Gain=0.1 2018-11-28 02:32:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] iters=0->22 [22], model=0.58076->0.638125, peakres=0.0634381->0.00655982, Reached cyclethreshold. 2018-11-28 02:32:34 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:32:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:32:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:32:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (0.00655989,-0.00227926) over full image : (0.00655989,-0.00239699) 2018-11-28 02:32:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] Total Model Flux : 0.638125 2018-11-28 02:32:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00128827, CycleNiter=956, Gain=0.1 2018-11-28 02:32:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] iters=0->149 [149], model=0.638125->0.641225, peakres=0.00655989->0.00128577, Reached cyclethreshold. 2018-11-28 02:32:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 193 iterations. 2018-11-28 02:32:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:32:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:32:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] Peak residual (max,min) within mask : (0.00128363,-0.00128682) over full image : (0.00212576,-0.00232711) 2018-11-28 02:32:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] Total Model Flux : 0.641225 2018-11-28 02:32:39 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:32:39 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] : Restoring model image. 2018-11-28 02:32:39 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw16.mfs.I.iter1] : Applying PB correction 2018-11-28 02:32:39 INFO tclean:::: 2018-11-28 02:32:39 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:32:39 INFO tclean:::: ########################################## 2018-11-28 02:32:40 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 193 iterations 2018-11-28 02:32:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000493944389746 2018-11-28 02:32:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000559553329367 2018-11-28 02:32:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00178725435399 min: -0.00232711131684 2018-11-28 02:32:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000561439490411 2018-11-28 02:32:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:32:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000561439490411 2018-11-28 02:32:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00236773234792 2018-11-28 02:32:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.644237697124 2018-11-28 02:32:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000559553329367 2018-11-28 02:32:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000493944389746 2018-11-28 02:32:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00178725435399 2018-11-28 02:32:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00232711131684 2018-11-28 02:32:40 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:32:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:32:40 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 17 2018-11-28 02:32:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs*.iter* 2018-11-28 02:32:40 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:32:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:32:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:32:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 17:0~127 2018-11-28 02:32:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:32:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 17] 2018-11-28 02:32:53 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[17] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:32:53 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:32:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:32:53 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:32:53 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:32:53 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:32:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:32:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:32:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000324002 2018-11-28 02:32:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12416 2018-11-28 02:32:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 17 ChanRange 0~127: 0.000324001525864 Jy/beam 2018-11-28 02:32:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000324001525864 Jy 2018-11-28 02:32:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:32:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:32:54 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['17'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:32:54 INFO tclean:::: 2018-11-28 02:32:54 INFO tclean:::: ########################################## 2018-11-28 02:32:54 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:32:54 INFO tclean:::: 2018-11-28 02:32:54 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:32:54 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :17 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:32:55 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:32:55 INFO SynthesisImager::selectData selected spw [17] start channels [0] nchannels [128] 2018-11-28 02:32:55 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter0] : 2018-11-28 02:32:56 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:32:56 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.61615e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:32:56 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:32:56 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:32:56 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:32:56 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:32:56 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:32:56 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:32:56 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:32:56 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:32:56 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:32:57 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000194153 2018-11-28 02:32:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.315677 arcsec, 0.114583 arcsec, -2.73286 deg 2018-11-28 02:32:57 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:32:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:32:59 INFO tclean:::: 2018-11-28 02:32:59 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:32:59 INFO tclean:::: ########################################## 2018-11-28 02:33:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00739040691406 2018-11-28 02:33:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.642586112022 min: -0.0560983084142 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00739040691406 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.642586112022 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0560983084142 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:33:00 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:33:00 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:33:00 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1.residual 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1.sumwt 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1.psf 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1.pb 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1.cleanmask 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00129600610346Jy 2018-11-28 02:33:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:33:00 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:33:00 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['17'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1', threshold='0.00129600610346Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1.cleanmask', pblimit=0.99262863397598267, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:33:00 INFO tclean:::: 2018-11-28 02:33:00 INFO tclean:::: ########################################## 2018-11-28 02:33:00 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:33:00 INFO tclean:::: 2018-11-28 02:33:00 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:33:00 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :17 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:33:01 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:33:01 INFO SynthesisImager::selectData selected spw [17] start channels [0] nchannels [128] 2018-11-28 02:33:01 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] : 2018-11-28 02:33:01 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:33:01 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.61615e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:33:01 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:33:01 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:33:01 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:33:01 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:33:01 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:33:01 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:33:01 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:33:02 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:33:02 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] : hogbom 2018-11-28 02:33:02 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:33:02 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:33:02 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:33:02 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:33:02 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:33:02 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:33:02 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1.cleanmask 2018-11-28 02:33:02 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:33:02 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:33:02 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:33:02 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:33:02 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:33:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:33:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (0.642586,-0.0560983) over full image : (0.642586,-0.0560983) 2018-11-28 02:33:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:33:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0712131, CycleNiter=1000, Gain=0.1 2018-11-28 02:33:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] iters=0->21 [21], model=0->0.572275, peakres=0.642586->0.0703111, Reached cyclethreshold. 2018-11-28 02:33:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:33:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:33:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:33:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (0.0703105,-0.00617039) over full image : (0.0703105,-0.00617039) 2018-11-28 02:33:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] Total Model Flux : 0.572275 2018-11-28 02:33:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00779199, CycleNiter=979, Gain=0.1 2018-11-28 02:33:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] iters=0->22 [22], model=0.572275->0.635828, peakres=0.0703105->0.00723309, Reached cyclethreshold. 2018-11-28 02:33:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:33:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:33:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:33:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (0.00723288,-0.00205972) over full image : (0.00723288,-0.0020838) 2018-11-28 02:33:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] Total Model Flux : 0.635828 2018-11-28 02:33:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00129601, CycleNiter=957, Gain=0.1 2018-11-28 02:33:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] iters=0->135 [135], model=0.635828->0.637979, peakres=0.00723288->0.00129263, Reached cyclethreshold. 2018-11-28 02:33:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 178 iterations. 2018-11-28 02:33:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:33:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:33:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] Peak residual (max,min) within mask : (0.0012782,-0.00129627) over full image : (0.00220618,-0.002063) 2018-11-28 02:33:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] Total Model Flux : 0.637979 2018-11-28 02:33:09 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:33:09 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] : Restoring model image. 2018-11-28 02:33:09 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw17.mfs.I.iter1] : Applying PB correction 2018-11-28 02:33:10 INFO tclean:::: 2018-11-28 02:33:10 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:33:10 INFO tclean:::: ########################################## 2018-11-28 02:33:10 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 178 iterations 2018-11-28 02:33:10 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000482238770928 2018-11-28 02:33:10 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000522397342138 2018-11-28 02:33:10 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00191950681619 min: -0.00200937129557 2018-11-28 02:33:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000523820810486 2018-11-28 02:33:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:33:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000523820810486 2018-11-28 02:33:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00205826177262 2018-11-28 02:33:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.642568647861 2018-11-28 02:33:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000522397342138 2018-11-28 02:33:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000482238770928 2018-11-28 02:33:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00191950681619 2018-11-28 02:33:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00200937129557 2018-11-28 02:33:11 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:33:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:33:11 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 18 2018-11-28 02:33:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs*.iter* 2018-11-28 02:33:11 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:33:23 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:33:23 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:33:23 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 18:0~127 2018-11-28 02:33:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:33:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 18] 2018-11-28 02:33:24 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[18] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:33:24 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:33:24 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:33:24 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:33:24 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:33:24 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:33:24 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:33:24 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:33:24 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000339808 2018-11-28 02:33:24 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.1243 2018-11-28 02:33:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 18 ChanRange 0~127: 0.000339808387058 Jy/beam 2018-11-28 02:33:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000339808387058 Jy 2018-11-28 02:33:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:33:24 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:33:25 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['18'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:33:25 INFO tclean:::: 2018-11-28 02:33:25 INFO tclean:::: ########################################## 2018-11-28 02:33:25 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:33:25 INFO tclean:::: 2018-11-28 02:33:25 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:33:25 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :18 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:33:26 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:33:26 INFO SynthesisImager::selectData selected spw [18] start channels [0] nchannels [128] 2018-11-28 02:33:26 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter0] : 2018-11-28 02:33:26 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:33:26 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.62894e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:33:26 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:33:26 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:33:26 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:33:26 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:33:26 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:33:26 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:33:26 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:33:27 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:33:27 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:33:28 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000203683 2018-11-28 02:33:28 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.314345 arcsec, 0.114168 arcsec, -2.61259 deg 2018-11-28 02:33:28 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:33:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:33:30 INFO tclean:::: 2018-11-28 02:33:30 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:33:30 INFO tclean:::: ########################################## 2018-11-28 02:33:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00732097309083 2018-11-28 02:33:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.641148149967 min: -0.0535897165537 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00732097309083 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.641148149967 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0535897165537 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:33:31 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:33:31 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:33:31 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1.residual 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1.sumwt 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1.psf 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1.pb 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1.cleanmask 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00135923354823Jy 2018-11-28 02:33:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:33:31 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:33:31 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['18'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1', threshold='0.00135923354823Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1.cleanmask', pblimit=0.99259275197982788, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:33:31 INFO tclean:::: 2018-11-28 02:33:31 INFO tclean:::: ########################################## 2018-11-28 02:33:31 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:33:31 INFO tclean:::: 2018-11-28 02:33:31 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:33:31 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :18 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:33:33 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:33:33 INFO SynthesisImager::selectData selected spw [18] start channels [0] nchannels [128] 2018-11-28 02:33:33 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] : 2018-11-28 02:33:33 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:33:33 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.62894e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:33:33 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:33:33 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:33:33 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:33:33 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:33:33 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:33:33 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:33:33 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:33:33 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:33:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] : hogbom 2018-11-28 02:33:33 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:33:33 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:33:33 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:33:33 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:33:33 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:33:33 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:33:33 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1.cleanmask 2018-11-28 02:33:33 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:33:33 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:33:33 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:33:33 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:33:33 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:33:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:33:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.641148,-0.0535897) over full image : (0.641148,-0.0535897) 2018-11-28 02:33:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:33:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0709211, CycleNiter=1000, Gain=0.1 2018-11-28 02:33:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] iters=0->21 [21], model=0->0.570994, peakres=0.641148->0.0701538, Reached cyclethreshold. 2018-11-28 02:33:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:33:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:33:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:33:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.0701529,-0.00540146) over full image : (0.0701529,-0.00540146) 2018-11-28 02:33:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Total Model Flux : 0.570994 2018-11-28 02:33:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00776002, CycleNiter=979, Gain=0.1 2018-11-28 02:33:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] iters=0->22 [22], model=0.570994->0.634384, peakres=0.0701529->0.00721856, Reached cyclethreshold. 2018-11-28 02:33:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:33:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:33:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:33:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.00721857,-0.00238695) over full image : (0.00721857,-0.00238695) 2018-11-28 02:33:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Total Model Flux : 0.634384 2018-11-28 02:33:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00135923, CycleNiter=957, Gain=0.1 2018-11-28 02:33:39 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] iters=0->184 [184], model=0.634384->0.638027, peakres=0.00721857->0.00135913, Reached cyclethreshold. 2018-11-28 02:33:39 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 227 iterations. 2018-11-28 02:33:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:33:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:33:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.00140715,-0.00136457) over full image : (0.00252832,-0.00227386) 2018-11-28 02:33:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Total Model Flux : 0.638027 2018-11-28 02:33:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00135923, CycleNiter=773, Gain=0.1 2018-11-28 02:33:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] iters=0->5 [5], model=0.638027->0.637896, peakres=0.00140715->0.00135797, Reached cyclethreshold. 2018-11-28 02:33:41 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 232 iterations. 2018-11-28 02:33:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:33:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:33:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Peak residual (max,min) within mask : (0.00135781,-0.00135715) over full image : (0.00252736,-0.00226637) 2018-11-28 02:33:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] Total Model Flux : 0.637896 2018-11-28 02:33:43 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:33:44 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] : Restoring model image. 2018-11-28 02:33:44 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw18.mfs.I.iter1] : Applying PB correction 2018-11-28 02:33:44 INFO tclean:::: 2018-11-28 02:33:44 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:33:44 INFO tclean:::: ########################################## 2018-11-28 02:33:45 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 232 iterations 2018-11-28 02:33:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000546741124708 2018-11-28 02:33:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000581541273277 2018-11-28 02:33:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00175764830783 min: -0.00226637115702 2018-11-28 02:33:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000585069006775 2018-11-28 02:33:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:33:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000585069006775 2018-11-28 02:33:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00248490204103 2018-11-28 02:33:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.641105949879 2018-11-28 02:33:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000581541273277 2018-11-28 02:33:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000546741124708 2018-11-28 02:33:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00175764830783 2018-11-28 02:33:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00226637115702 2018-11-28 02:33:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:33:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:33:45 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 19 2018-11-28 02:33:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs*.iter* 2018-11-28 02:33:45 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:33:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:33:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:33:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 19:0~127 2018-11-28 02:33:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:33:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 19] 2018-11-28 02:33:58 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[19] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:33:58 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:33:58 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:33:58 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:33:58 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:33:58 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:33:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:33:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:33:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.00034741 2018-11-28 02:33:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12489 2018-11-28 02:33:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 19 ChanRange 0~127: 0.00034741046259 Jy/beam 2018-11-28 02:33:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.00034741046259 Jy 2018-11-28 02:33:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:33:58 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:33:59 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['19'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:33:59 INFO tclean:::: 2018-11-28 02:33:59 INFO tclean:::: ########################################## 2018-11-28 02:33:59 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:33:59 INFO tclean:::: 2018-11-28 02:33:59 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:33:59 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :19 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:34:00 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:34:00 INFO SynthesisImager::selectData selected spw [19] start channels [0] nchannels [128] 2018-11-28 02:34:00 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter0] : 2018-11-28 02:34:00 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:34:00 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.64174e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:34:00 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:34:00 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:34:00 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:34:00 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:34:00 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:34:00 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:34:00 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:34:01 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:34:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:34:02 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.00020779 2018-11-28 02:34:02 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.315093 arcsec, 0.114641 arcsec, -2.31308 deg 2018-11-28 02:34:02 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:34:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:34:04 INFO tclean:::: 2018-11-28 02:34:04 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:34:04 INFO tclean:::: ########################################## 2018-11-28 02:34:05 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00729029113427 2018-11-28 02:34:05 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.639894902706 min: -0.0509233213961 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00729029113427 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.639894902706 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0509233213961 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:34:05 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:34:05 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:34:05 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1.residual 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1.sumwt 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1.psf 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1.pb 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1.cleanmask 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00138964185036Jy 2018-11-28 02:34:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:34:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:34:05 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['19'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1', threshold='0.00138964185036Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1.cleanmask', pblimit=0.99252086877822876, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:34:05 INFO tclean:::: 2018-11-28 02:34:05 INFO tclean:::: ########################################## 2018-11-28 02:34:05 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:34:05 INFO tclean:::: 2018-11-28 02:34:05 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:34:05 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :19 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:34:07 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:34:07 INFO SynthesisImager::selectData selected spw [19] start channels [0] nchannels [128] 2018-11-28 02:34:07 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] : 2018-11-28 02:34:07 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:34:07 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.64174e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:34:07 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:34:07 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:34:07 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:34:07 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:34:07 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:34:07 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:34:07 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:34:07 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:34:07 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] : hogbom 2018-11-28 02:34:07 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:34:07 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:34:07 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:34:07 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:34:07 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:34:07 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:34:07 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1.cleanmask 2018-11-28 02:34:07 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:34:07 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:34:07 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:34:07 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:34:07 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:34:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:34:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.639895,-0.0509233) over full image : (0.639895,-0.0509233) 2018-11-28 02:34:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:34:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0728294, CycleNiter=1000, Gain=0.1 2018-11-28 02:34:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] iters=0->21 [21], model=0->0.569878, peakres=0.639895->0.0700167, Reached cyclethreshold. 2018-11-28 02:34:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:34:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:34:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:34:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.0700157,-0.00542689) over full image : (0.0700157,-0.00542689) 2018-11-28 02:34:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Total Model Flux : 0.569878 2018-11-28 02:34:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00796881, CycleNiter=979, Gain=0.1 2018-11-28 02:34:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] iters=0->21 [21], model=0.569878->0.632349, peakres=0.0700157->0.00794891, Reached cyclethreshold. 2018-11-28 02:34:10 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:34:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:34:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:34:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.00794884,-0.00252498) over full image : (0.00794884,-0.00252498) 2018-11-28 02:34:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Total Model Flux : 0.632349 2018-11-28 02:34:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00138964, CycleNiter=958, Gain=0.1 2018-11-28 02:34:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] iters=0->192 [192], model=0.632349->0.638542, peakres=0.00794884->0.00138856, Reached cyclethreshold. 2018-11-28 02:34:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 234 iterations. 2018-11-28 02:34:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:34:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:34:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.00141864,-0.00140124) over full image : (0.00212643,-0.00234464) 2018-11-28 02:34:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Total Model Flux : 0.638542 2018-11-28 02:34:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00138964, CycleNiter=766, Gain=0.1 2018-11-28 02:34:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] iters=0->4 [4], model=0.638542->0.638545, peakres=0.00141864->0.00138894, Reached cyclethreshold. 2018-11-28 02:34:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 238 iterations. 2018-11-28 02:34:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:34:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:34:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Peak residual (max,min) within mask : (0.00138338,-0.00138895) over full image : (0.00212754,-0.00234418) 2018-11-28 02:34:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] Total Model Flux : 0.638545 2018-11-28 02:34:17 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:34:18 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] : Restoring model image. 2018-11-28 02:34:18 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw19.mfs.I.iter1] : Applying PB correction 2018-11-28 02:34:18 INFO tclean:::: 2018-11-28 02:34:18 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:34:18 INFO tclean:::: ########################################## 2018-11-28 02:34:19 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 238 iterations 2018-11-28 02:34:19 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000541646091733 2018-11-28 02:34:19 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000563056848478 2018-11-28 02:34:19 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00193171424326 min: -0.00234417920001 2018-11-28 02:34:19 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000563785433769 2018-11-28 02:34:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:34:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000563785433769 2018-11-28 02:34:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00239184172824 2018-11-28 02:34:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.639747619629 2018-11-28 02:34:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000563056848478 2018-11-28 02:34:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000541646091733 2018-11-28 02:34:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00193171424326 2018-11-28 02:34:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00234417920001 2018-11-28 02:34:19 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:34:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:34:19 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 20 2018-11-28 02:34:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs*.iter* 2018-11-28 02:34:19 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:34:31 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:34:31 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:34:31 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 20:0~127 2018-11-28 02:34:32 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:34:32 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 20] 2018-11-28 02:34:32 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[20] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:34:32 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:34:32 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:34:32 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:34:32 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:34:32 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:34:32 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:34:32 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:34:32 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000342001 2018-11-28 02:34:32 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12559 2018-11-28 02:34:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 20 ChanRange 0~127: 0.000342001432802 Jy/beam 2018-11-28 02:34:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000342001432802 Jy 2018-11-28 02:34:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:34:32 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:34:33 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['20'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:34:33 INFO tclean:::: 2018-11-28 02:34:33 INFO tclean:::: ########################################## 2018-11-28 02:34:33 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:34:33 INFO tclean:::: 2018-11-28 02:34:33 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:34:33 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :20 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:34:34 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:34:34 INFO SynthesisImager::selectData selected spw [20] start channels [0] nchannels [128] 2018-11-28 02:34:34 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter0] : 2018-11-28 02:34:34 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:34:34 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.65454e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:34:34 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:34:34 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:34:34 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:34:34 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:34:34 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:34:34 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:34:34 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:34:35 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:34:35 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:34:36 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000204206 2018-11-28 02:34:36 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.315455 arcsec, 0.11403 arcsec, -2.31807 deg 2018-11-28 02:34:36 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:34:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:34:38 INFO tclean:::: 2018-11-28 02:34:38 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:34:38 INFO tclean:::: ########################################## 2018-11-28 02:34:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00715813599527 2018-11-28 02:34:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.638797581196 min: -0.0543176904321 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00715813599527 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.638797581196 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0543176904321 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:34:39 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:34:39 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:34:39 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1.residual 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1.sumwt 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1.psf 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1.pb 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1.cleanmask 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00136800573121Jy 2018-11-28 02:34:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:34:39 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:34:39 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['20'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1', threshold='0.00136800573121Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1.cleanmask', pblimit=0.99248480796813965, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:34:39 INFO tclean:::: 2018-11-28 02:34:39 INFO tclean:::: ########################################## 2018-11-28 02:34:39 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:34:39 INFO tclean:::: 2018-11-28 02:34:39 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:34:39 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :20 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:34:41 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:34:41 INFO SynthesisImager::selectData selected spw [20] start channels [0] nchannels [128] 2018-11-28 02:34:41 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] : 2018-11-28 02:34:41 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:34:41 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.65454e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:34:41 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:34:41 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:34:41 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:34:41 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:34:41 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:34:41 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:34:41 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:34:41 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:34:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] : hogbom 2018-11-28 02:34:41 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:34:41 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:34:41 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:34:41 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:34:41 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:34:41 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:34:41 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1.cleanmask 2018-11-28 02:34:41 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:34:41 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:34:41 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:34:41 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:34:41 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:34:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:34:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.638798,-0.0543177) over full image : (0.638798,-0.0543177) 2018-11-28 02:34:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:34:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0699515, CycleNiter=1000, Gain=0.1 2018-11-28 02:34:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] iters=0->21 [21], model=0->0.568901, peakres=0.638798->0.0698966, Reached cyclethreshold. 2018-11-28 02:34:41 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:34:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:34:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:34:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.0698958,-0.00606989) over full image : (0.0698958,-0.00606989) 2018-11-28 02:34:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Total Model Flux : 0.568901 2018-11-28 02:34:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00765393, CycleNiter=979, Gain=0.1 2018-11-28 02:34:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] iters=0->22 [22], model=0.568901->0.632029, peakres=0.0698958->0.007178, Reached cyclethreshold. 2018-11-28 02:34:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:34:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:34:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:34:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.00717788,-0.00246157) over full image : (0.00717788,-0.00250329) 2018-11-28 02:34:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Total Model Flux : 0.632029 2018-11-28 02:34:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00136801, CycleNiter=957, Gain=0.1 2018-11-28 02:34:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] iters=0->155 [155], model=0.632029->0.637827, peakres=0.00717788->0.00136122, Reached cyclethreshold. 2018-11-28 02:34:46 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 198 iterations. 2018-11-28 02:34:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:34:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:34:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.00137176,-0.00137871) over full image : (0.00241886,-0.00241473) 2018-11-28 02:34:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Total Model Flux : 0.637827 2018-11-28 02:34:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00136801, CycleNiter=802, Gain=0.1 2018-11-28 02:34:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] iters=0->3 [3], model=0.637827->0.63769, peakres=0.00137176->0.00136492, Reached cyclethreshold. 2018-11-28 02:34:49 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 201 iterations. 2018-11-28 02:34:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:34:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:34:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Peak residual (max,min) within mask : (0.00136604,-0.00136195) over full image : (0.00242243,-0.00241616) 2018-11-28 02:34:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] Total Model Flux : 0.63769 2018-11-28 02:34:51 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:34:52 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] : Restoring model image. 2018-11-28 02:34:52 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw20.mfs.I.iter1] : Applying PB correction 2018-11-28 02:34:52 INFO tclean:::: 2018-11-28 02:34:52 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:34:52 INFO tclean:::: ########################################## 2018-11-28 02:34:53 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 201 iterations 2018-11-28 02:34:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000529758748598 2018-11-28 02:34:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00060969236074 2018-11-28 02:34:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00228060199879 min: -0.00182485417463 2018-11-28 02:34:53 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000615014112554 2018-11-28 02:34:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:34:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000615014112554 2018-11-28 02:34:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.002404443454 2018-11-28 02:34:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.638713717461 2018-11-28 02:34:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.00060969236074 2018-11-28 02:34:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000529758748598 2018-11-28 02:34:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00228060199879 2018-11-28 02:34:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00182485417463 2018-11-28 02:34:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:34:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:34:53 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 21 2018-11-28 02:34:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs*.iter* 2018-11-28 02:34:53 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:35:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:35:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:35:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 21:0~127 2018-11-28 02:35:06 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:35:06 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 21] 2018-11-28 02:35:06 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[21] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:35:06 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:35:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:35:06 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:35:06 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:35:06 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:35:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:35:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:35:07 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000352107 2018-11-28 02:35:07 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12514 2018-11-28 02:35:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 21 ChanRange 0~127: 0.000352107165419 Jy/beam 2018-11-28 02:35:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000352107165419 Jy 2018-11-28 02:35:07 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:35:07 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:35:07 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['21'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:35:07 INFO tclean:::: 2018-11-28 02:35:07 INFO tclean:::: ########################################## 2018-11-28 02:35:07 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:35:07 INFO tclean:::: 2018-11-28 02:35:07 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:35:07 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :21 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:35:08 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:35:08 INFO SynthesisImager::selectData selected spw [21] start channels [0] nchannels [128] 2018-11-28 02:35:08 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter0] : 2018-11-28 02:35:08 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:35:08 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.66734e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:35:08 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:35:08 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:35:08 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:35:08 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:35:08 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:35:08 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:35:08 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:35:09 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:35:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:35:10 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000210406 2018-11-28 02:35:10 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.311649 arcsec, 0.113911 arcsec, -2.49384 deg 2018-11-28 02:35:10 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:35:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:35:12 INFO tclean:::: 2018-11-28 02:35:12 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:35:12 INFO tclean:::: ########################################## 2018-11-28 02:35:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00712175667286 2018-11-28 02:35:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.637128770351 min: -0.054470423609 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00712175667286 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.637128770351 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.054470423609 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:35:13 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:35:13 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:35:13 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1.residual 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1.sumwt 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1.psf 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1.pb 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1.cleanmask 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00140842866167Jy 2018-11-28 02:35:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:35:13 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:35:13 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['21'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1', threshold='0.00140842866167Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1.cleanmask', pblimit=0.99244868755340576, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:35:13 INFO tclean:::: 2018-11-28 02:35:13 INFO tclean:::: ########################################## 2018-11-28 02:35:13 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:35:13 INFO tclean:::: 2018-11-28 02:35:13 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:35:13 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :21 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:35:15 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:35:15 INFO SynthesisImager::selectData selected spw [21] start channels [0] nchannels [128] 2018-11-28 02:35:15 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] : 2018-11-28 02:35:15 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:35:15 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.66734e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:35:15 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:35:15 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:35:15 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:35:15 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:35:15 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:35:15 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:35:15 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:35:15 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:35:15 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] : hogbom 2018-11-28 02:35:15 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:35:15 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:35:15 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:35:15 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:35:15 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:35:15 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:35:15 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1.cleanmask 2018-11-28 02:35:15 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:35:15 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:35:15 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:35:15 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:35:15 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:35:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:35:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.637129,-0.0544704) over full image : (0.637129,-0.0544704) 2018-11-28 02:35:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:35:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.067704, CycleNiter=1000, Gain=0.1 2018-11-28 02:35:16 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] iters=0->22 [22], model=0->0.574386, peakres=0.637129->0.0627426, Reached cyclethreshold. 2018-11-28 02:35:16 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:35:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:35:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:35:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.0627417,-0.004894) over full image : (0.0627417,-0.004894) 2018-11-28 02:35:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Total Model Flux : 0.574386 2018-11-28 02:35:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00666719, CycleNiter=978, Gain=0.1 2018-11-28 02:35:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] iters=0->22 [22], model=0.574386->0.631172, peakres=0.0627417->0.00653489, Reached cyclethreshold. 2018-11-28 02:35:18 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:35:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:35:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:35:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.0065349,-0.0021167) over full image : (0.0065349,-0.00255794) 2018-11-28 02:35:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Total Model Flux : 0.631172 2018-11-28 02:35:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00140843, CycleNiter=956, Gain=0.1 2018-11-28 02:35:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] iters=0->189 [189], model=0.631172->0.637701, peakres=0.0065349->0.00140589, Reached cyclethreshold. 2018-11-28 02:35:21 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 233 iterations. 2018-11-28 02:35:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:35:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:35:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.00141872,-0.00141299) over full image : (0.00242633,-0.0024704) 2018-11-28 02:35:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Total Model Flux : 0.637701 2018-11-28 02:35:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00140843, CycleNiter=767, Gain=0.1 2018-11-28 02:35:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] iters=0->2 [2], model=0.637701->0.637702, peakres=0.00141872->0.00140636, Reached cyclethreshold. 2018-11-28 02:35:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 235 iterations. 2018-11-28 02:35:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:35:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:35:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Peak residual (max,min) within mask : (0.00140821,-0.00140391) over full image : (0.00242716,-0.00247433) 2018-11-28 02:35:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] Total Model Flux : 0.637702 2018-11-28 02:35:25 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:35:26 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] : Restoring model image. 2018-11-28 02:35:26 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw21.mfs.I.iter1] : Applying PB correction 2018-11-28 02:35:26 INFO tclean:::: 2018-11-28 02:35:26 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:35:26 INFO tclean:::: ########################################## 2018-11-28 02:35:27 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 235 iterations 2018-11-28 02:35:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000554926285986 2018-11-28 02:35:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000583649089094 2018-11-28 02:35:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00242715678178 min: -0.00186311278958 2018-11-28 02:35:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000592118012719 2018-11-28 02:35:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:35:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000592118012719 2018-11-28 02:35:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00213652173989 2018-11-28 02:35:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.637032151222 2018-11-28 02:35:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000583649089094 2018-11-28 02:35:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000554926285986 2018-11-28 02:35:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00242715678178 2018-11-28 02:35:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00186311278958 2018-11-28 02:35:27 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:35:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:35:27 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 22 2018-11-28 02:35:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs*.iter* 2018-11-28 02:35:27 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:35:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:35:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:35:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 22:0~127 2018-11-28 02:35:40 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:35:40 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 22] 2018-11-28 02:35:40 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[22] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:35:40 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:35:40 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:35:40 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:35:40 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:35:41 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:35:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:35:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:35:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000375887 2018-11-28 02:35:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.125 2018-11-28 02:35:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 22 ChanRange 0~127: 0.000375887195432 Jy/beam 2018-11-28 02:35:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000375887195432 Jy 2018-11-28 02:35:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:35:41 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:35:41 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['22'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:35:41 INFO tclean:::: 2018-11-28 02:35:41 INFO tclean:::: ########################################## 2018-11-28 02:35:41 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:35:41 INFO tclean:::: 2018-11-28 02:35:41 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:35:41 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :22 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:35:42 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:35:42 INFO SynthesisImager::selectData selected spw [22] start channels [0] nchannels [128] 2018-11-28 02:35:42 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter0] : 2018-11-28 02:35:42 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:35:42 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.68014e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:35:42 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:35:42 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:35:42 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:35:42 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:35:42 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:35:42 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:35:42 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:35:43 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:35:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:35:44 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000223935 2018-11-28 02:35:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.309811 arcsec, 0.114047 arcsec, -2.34715 deg 2018-11-28 02:35:44 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:35:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:35:46 INFO tclean:::: 2018-11-28 02:35:46 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:35:46 INFO tclean:::: ########################################## 2018-11-28 02:35:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00711694918573 2018-11-28 02:35:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.635932445526 min: -0.053738437593 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00711694918573 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.635932445526 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.053738437593 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:35:47 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:35:47 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:35:47 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1.residual 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1.sumwt 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1.psf 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1.pb 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1.cleanmask 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00150354878173Jy 2018-11-28 02:35:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:35:47 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:35:47 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['22'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1', threshold='0.00150354878173Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1.cleanmask', pblimit=0.99241244792938232, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:35:47 INFO tclean:::: 2018-11-28 02:35:47 INFO tclean:::: ########################################## 2018-11-28 02:35:47 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:35:47 INFO tclean:::: 2018-11-28 02:35:47 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:35:47 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :22 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:35:49 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:35:49 INFO SynthesisImager::selectData selected spw [22] start channels [0] nchannels [128] 2018-11-28 02:35:49 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] : 2018-11-28 02:35:49 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:35:49 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.68014e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:35:49 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:35:49 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:35:49 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:35:49 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:35:49 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:35:49 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:35:49 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:35:49 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:35:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] : hogbom 2018-11-28 02:35:49 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:35:50 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:35:50 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:35:50 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:35:50 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:35:50 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:35:50 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1.cleanmask 2018-11-28 02:35:50 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:35:50 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:35:50 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:35:50 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:35:50 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:35:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:35:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (0.635932,-0.0537384) over full image : (0.635932,-0.0537384) 2018-11-28 02:35:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:35:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0746689, CycleNiter=1000, Gain=0.1 2018-11-28 02:35:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] iters=0->21 [21], model=0->0.566349, peakres=0.635932->0.0695831, Reached cyclethreshold. 2018-11-28 02:35:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:35:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:35:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:35:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (0.0695822,-0.00607439) over full image : (0.0695822,-0.00607439) 2018-11-28 02:35:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] Total Model Flux : 0.566349 2018-11-28 02:35:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00817009, CycleNiter=979, Gain=0.1 2018-11-28 02:35:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] iters=0->21 [21], model=0.566349->0.62849, peakres=0.0695822->0.00794664, Reached cyclethreshold. 2018-11-28 02:35:52 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:35:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:35:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:35:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (0.0079466,-0.00261444) over full image : (0.0079466,-0.00261444) 2018-11-28 02:35:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] Total Model Flux : 0.62849 2018-11-28 02:35:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00150355, CycleNiter=958, Gain=0.1 2018-11-28 02:35:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] iters=0->189 [189], model=0.62849->0.628165, peakres=0.0079466->0.00150103, Reached cyclethreshold. 2018-11-28 02:35:55 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 231 iterations. 2018-11-28 02:35:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:35:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:35:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] Peak residual (max,min) within mask : (0.0014945,-0.00153663) over full image : (0.00293895,-0.00247575) 2018-11-28 02:35:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] Total Model Flux : 0.628165 2018-11-28 02:35:57 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:35:57 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] : Restoring model image. 2018-11-28 02:35:57 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw22.mfs.I.iter1] : Applying PB correction 2018-11-28 02:35:57 INFO tclean:::: 2018-11-28 02:35:57 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:35:57 INFO tclean:::: ########################################## 2018-11-28 02:35:58 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 231 iterations 2018-11-28 02:35:58 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000592148862779 2018-11-28 02:35:58 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000599038496148 2018-11-28 02:35:58 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00220320909284 min: -0.00227673933841 2018-11-28 02:35:58 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00060519966064 2018-11-28 02:35:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:35:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00060519966064 2018-11-28 02:35:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00250233383849 2018-11-28 02:35:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.635840833187 2018-11-28 02:35:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000599038496148 2018-11-28 02:35:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000592148862779 2018-11-28 02:35:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00220320909284 2018-11-28 02:35:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00227673933841 2018-11-28 02:35:59 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:35:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:35:59 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 23 2018-11-28 02:35:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs*.iter* 2018-11-28 02:35:59 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:36:10 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:36:10 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:36:10 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 23:0~127 2018-11-28 02:36:11 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:36:11 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 23] 2018-11-28 02:36:11 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[23] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:36:11 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:36:11 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:36:11 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:36:11 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:36:12 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:36:12 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:36:12 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:36:12 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000382581 2018-11-28 02:36:12 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12579 2018-11-28 02:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 23 ChanRange 0~127: 0.000382580939707 Jy/beam 2018-11-28 02:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000382580939707 Jy 2018-11-28 02:36:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:36:12 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:36:12 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['23'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:36:12 INFO tclean:::: 2018-11-28 02:36:12 INFO tclean:::: ########################################## 2018-11-28 02:36:12 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:36:12 INFO tclean:::: 2018-11-28 02:36:12 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:36:12 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :23 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:36:14 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:36:14 INFO SynthesisImager::selectData selected spw [23] start channels [0] nchannels [128] 2018-11-28 02:36:14 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter0] : 2018-11-28 02:36:14 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:36:14 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.69294e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:36:14 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:36:14 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:36:14 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:36:14 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:36:14 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:36:14 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:36:14 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:36:14 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:36:14 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:36:16 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000227959 2018-11-28 02:36:16 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.310005 arcsec, 0.113587 arcsec, -1.99901 deg 2018-11-28 02:36:16 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:36:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:36:17 INFO tclean:::: 2018-11-28 02:36:17 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:36:17 INFO tclean:::: ########################################## 2018-11-28 02:36:18 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00718811899424 2018-11-28 02:36:18 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.634956717491 min: -0.0541771426797 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00718811899424 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.634956717491 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0541771426797 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:36:18 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:36:18 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:36:18 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1.residual 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1.sumwt 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1.psf 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1.pb 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1.cleanmask 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00153032375883Jy 2018-11-28 02:36:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:36:18 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:36:18 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['23'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1', threshold='0.00153032375883Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1.cleanmask', pblimit=0.99237614870071411, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:36:19 INFO tclean:::: 2018-11-28 02:36:19 INFO tclean:::: ########################################## 2018-11-28 02:36:19 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:36:19 INFO tclean:::: 2018-11-28 02:36:19 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:36:19 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :23 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:36:20 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:36:20 INFO SynthesisImager::selectData selected spw [23] start channels [0] nchannels [128] 2018-11-28 02:36:20 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] : 2018-11-28 02:36:20 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:36:20 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.69294e+10] at [0] with increment [1.28008e+08] 2018-11-28 02:36:20 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:36:20 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:36:20 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:36:20 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:36:20 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:36:20 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:36:20 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:36:20 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:36:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] : hogbom 2018-11-28 02:36:20 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:36:20 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:36:20 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:36:20 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:36:20 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:36:20 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:36:20 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1.cleanmask 2018-11-28 02:36:20 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:36:20 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:36:20 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:36:20 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:36:20 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:36:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:36:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (0.634957,-0.0541771) over full image : (0.634957,-0.0541771) 2018-11-28 02:36:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:36:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0764028, CycleNiter=1000, Gain=0.1 2018-11-28 02:36:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] iters=0->21 [21], model=0->0.56548, peakres=0.634957->0.0694763, Reached cyclethreshold. 2018-11-28 02:36:21 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:36:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:36:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:36:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (0.0694755,-0.00635534) over full image : (0.0694755,-0.00635534) 2018-11-28 02:36:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] Total Model Flux : 0.56548 2018-11-28 02:36:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00835982, CycleNiter=979, Gain=0.1 2018-11-28 02:36:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] iters=0->21 [21], model=0.56548->0.627449, peakres=0.0694755->0.00785382, Reached cyclethreshold. 2018-11-28 02:36:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:36:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:36:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:36:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (0.0078539,-0.0032793) over full image : (0.0078539,-0.0032793) 2018-11-28 02:36:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] Total Model Flux : 0.627449 2018-11-28 02:36:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00153032, CycleNiter=958, Gain=0.1 2018-11-28 02:36:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] iters=0->176 [176], model=0.627449->0.635, peakres=0.0078539->0.00152961, Reached cyclethreshold. 2018-11-28 02:36:25 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 218 iterations. 2018-11-28 02:36:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:36:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:36:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] Peak residual (max,min) within mask : (0.00152384,-0.00156261) over full image : (0.00248916,-0.00265481) 2018-11-28 02:36:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] Total Model Flux : 0.635001 2018-11-28 02:36:28 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:36:28 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] : Restoring model image. 2018-11-28 02:36:28 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw23.mfs.I.iter1] : Applying PB correction 2018-11-28 02:36:28 INFO tclean:::: 2018-11-28 02:36:28 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:36:28 INFO tclean:::: ########################################## 2018-11-28 02:36:29 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 218 iterations 2018-11-28 02:36:29 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000592211203184 2018-11-28 02:36:29 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000586669309996 2018-11-28 02:36:29 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00198066118173 min: -0.00187675841153 2018-11-28 02:36:29 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00058802269632 2018-11-28 02:36:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:36:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00058802269632 2018-11-28 02:36:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00311207934283 2018-11-28 02:36:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.634774208069 2018-11-28 02:36:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000586669309996 2018-11-28 02:36:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000592211203184 2018-11-28 02:36:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00198066118173 2018-11-28 02:36:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00187675841153 2018-11-28 02:36:29 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:36:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:36:29 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 24 2018-11-28 02:36:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs*.iter* 2018-11-28 02:36:30 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:36:41 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:36:41 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:36:41 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 24:0~127 2018-11-28 02:36:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:36:42 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 24] 2018-11-28 02:36:42 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[24] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:36:42 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:36:42 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:36:42 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:36:42 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:36:43 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:36:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:36:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:36:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000391228 2018-11-28 02:36:43 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12705 2018-11-28 02:36:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 24 ChanRange 0~127: 0.000391228239942 Jy/beam 2018-11-28 02:36:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000391228239942 Jy 2018-11-28 02:36:43 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:36:43 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:36:43 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['24'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:36:43 INFO tclean:::: 2018-11-28 02:36:43 INFO tclean:::: ########################################## 2018-11-28 02:36:43 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:36:43 INFO tclean:::: 2018-11-28 02:36:43 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:36:43 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :24 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:36:45 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:36:45 INFO SynthesisImager::selectData selected spw [24] start channels [0] nchannels [128] 2018-11-28 02:36:45 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter0] : 2018-11-28 02:36:45 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:36:45 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.70573e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:36:45 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:36:45 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:36:45 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:36:45 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:36:45 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:36:45 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:36:45 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:36:45 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:36:45 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:36:47 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000232788 2018-11-28 02:36:47 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.311641 arcsec, 0.113917 arcsec, -2.21202 deg 2018-11-28 02:36:47 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:36:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:36:48 INFO tclean:::: 2018-11-28 02:36:48 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:36:48 INFO tclean:::: ########################################## 2018-11-28 02:36:49 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00698836054653 2018-11-28 02:36:49 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.633621692657 min: -0.0515457056463 2018-11-28 02:36:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:36:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00698836054653 2018-11-28 02:36:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.633621692657 2018-11-28 02:36:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0515457056463 2018-11-28 02:36:49 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:36:50 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:36:50 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:36:50 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:36:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1.residual 2018-11-28 02:36:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1.sumwt 2018-11-28 02:36:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1.psf 2018-11-28 02:36:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1.pb 2018-11-28 02:36:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:36:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1.cleanmask 2018-11-28 02:36:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00156491295977Jy 2018-11-28 02:36:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:36:50 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:36:50 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['24'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1', threshold='0.00156491295977Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1.cleanmask', pblimit=0.99233967065811157, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:36:50 INFO tclean:::: 2018-11-28 02:36:50 INFO tclean:::: ########################################## 2018-11-28 02:36:50 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:36:50 INFO tclean:::: 2018-11-28 02:36:50 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:36:50 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :24 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:36:51 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:36:51 INFO SynthesisImager::selectData selected spw [24] start channels [0] nchannels [128] 2018-11-28 02:36:51 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] : 2018-11-28 02:36:51 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:36:51 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.70573e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:36:51 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:36:51 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:36:51 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:36:51 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:36:51 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:36:51 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:36:51 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:36:52 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:36:52 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] : hogbom 2018-11-28 02:36:52 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:36:52 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:36:52 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:36:52 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:36:52 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:36:52 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:36:52 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1.cleanmask 2018-11-28 02:36:52 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:36:52 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:36:52 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:36:52 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:36:52 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:36:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:36:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.633622,-0.0515457) over full image : (0.633622,-0.0515457) 2018-11-28 02:36:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:36:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0715669, CycleNiter=1000, Gain=0.1 2018-11-28 02:36:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] iters=0->21 [21], model=0->0.564291, peakres=0.633622->0.0693302, Reached cyclethreshold. 2018-11-28 02:36:52 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:36:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:36:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:36:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.0693294,-0.00540559) over full image : (0.0693294,-0.00540559) 2018-11-28 02:36:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] Total Model Flux : 0.564291 2018-11-28 02:36:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00783069, CycleNiter=979, Gain=0.1 2018-11-28 02:36:55 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] iters=0->21 [21], model=0.564291->0.62609, peakres=0.0693294->0.00781068, Reached cyclethreshold. 2018-11-28 02:36:55 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:36:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:36:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:36:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.00781068,-0.00283944) over full image : (0.00781068,-0.00283944) 2018-11-28 02:36:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] Total Model Flux : 0.62609 2018-11-28 02:36:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00156491, CycleNiter=958, Gain=0.1 2018-11-28 02:36:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] iters=0->138 [138], model=0.62609->0.63041, peakres=0.00781068->0.00156317, Reached cyclethreshold. 2018-11-28 02:36:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 180 iterations. 2018-11-28 02:36:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:37:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:37:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] Peak residual (max,min) within mask : (0.0015482,-0.001593) over full image : (0.00260167,-0.00264656) 2018-11-28 02:37:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] Total Model Flux : 0.63041 2018-11-28 02:37:00 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:37:00 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] : Restoring model image. 2018-11-28 02:37:00 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw24.mfs.I.iter1] : Applying PB correction 2018-11-28 02:37:00 INFO tclean:::: 2018-11-28 02:37:00 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:37:00 INFO tclean:::: ########################################## 2018-11-28 02:37:01 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 180 iterations 2018-11-28 02:37:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000598658632953 2018-11-28 02:37:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000627905363217 2018-11-28 02:37:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00211200723425 min: -0.00242052576505 2018-11-28 02:37:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000634516414721 2018-11-28 02:37:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:37:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000634516414721 2018-11-28 02:37:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00271143531427 2018-11-28 02:37:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.633494436741 2018-11-28 02:37:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000627905363217 2018-11-28 02:37:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000598658632953 2018-11-28 02:37:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00211200723425 2018-11-28 02:37:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00242052576505 2018-11-28 02:37:01 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:37:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:37:01 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 25 2018-11-28 02:37:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs*.iter* 2018-11-28 02:37:01 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:37:13 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:37:13 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:37:13 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 25:0~127 2018-11-28 02:37:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:37:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 25] 2018-11-28 02:37:14 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[25] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:37:14 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:37:14 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:37:14 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:37:14 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:37:14 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:37:14 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:37:14 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:37:15 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000390285 2018-11-28 02:37:15 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12654 2018-11-28 02:37:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 25 ChanRange 0~127: 0.000390284995685 Jy/beam 2018-11-28 02:37:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000390284995685 Jy 2018-11-28 02:37:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:37:15 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:37:15 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['25'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:37:15 INFO tclean:::: 2018-11-28 02:37:15 INFO tclean:::: ########################################## 2018-11-28 02:37:15 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:37:15 INFO tclean:::: 2018-11-28 02:37:15 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:37:15 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :25 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:37:16 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:37:16 INFO SynthesisImager::selectData selected spw [25] start channels [0] nchannels [128] 2018-11-28 02:37:16 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter0] : 2018-11-28 02:37:16 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:37:16 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.71853e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:37:16 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:37:16 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:37:16 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:37:16 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:37:16 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:37:16 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:37:16 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:37:17 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:37:17 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:37:18 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000232748 2018-11-28 02:37:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.310476 arcsec, 0.113063 arcsec, -2.30237 deg 2018-11-28 02:37:18 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:37:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:37:20 INFO tclean:::: 2018-11-28 02:37:20 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:37:20 INFO tclean:::: ########################################## 2018-11-28 02:37:21 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00700019812211 2018-11-28 02:37:21 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.632179796696 min: -0.0547065511346 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00700019812211 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.632179796696 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0547065511346 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:37:21 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:37:21 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:37:21 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1.residual 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1.sumwt 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1.psf 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1.pb 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1.cleanmask 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00156113998274Jy 2018-11-28 02:37:21 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:37:21 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:37:21 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['25'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1', threshold='0.00156113998274Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1.cleanmask', pblimit=0.99230319261550903, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:37:21 INFO tclean:::: 2018-11-28 02:37:21 INFO tclean:::: ########################################## 2018-11-28 02:37:21 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:37:21 INFO tclean:::: 2018-11-28 02:37:21 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:37:21 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :25 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:37:22 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:37:22 INFO SynthesisImager::selectData selected spw [25] start channels [0] nchannels [128] 2018-11-28 02:37:22 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] : 2018-11-28 02:37:22 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:37:22 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.71853e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:37:22 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:37:22 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:37:22 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:37:22 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:37:22 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:37:22 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:37:22 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:37:23 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:37:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] : hogbom 2018-11-28 02:37:23 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:37:23 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:37:23 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:37:23 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:37:23 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:37:23 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:37:23 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1.cleanmask 2018-11-28 02:37:23 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:37:23 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:37:23 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:37:23 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:37:23 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:37:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:37:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (0.63218,-0.0547066) over full image : (0.63218,-0.0547066) 2018-11-28 02:37:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:37:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0674057, CycleNiter=1000, Gain=0.1 2018-11-28 02:37:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] iters=0->22 [22], model=0->0.569925, peakres=0.63218->0.0622552, Reached cyclethreshold. 2018-11-28 02:37:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:37:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:37:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:37:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (0.0622544,-0.00534324) over full image : (0.0622544,-0.00534324) 2018-11-28 02:37:26 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] Total Model Flux : 0.569925 2018-11-28 02:37:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00663783, CycleNiter=978, Gain=0.1 2018-11-28 02:37:26 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] iters=0->22 [22], model=0.569925->0.626266, peakres=0.0622544->0.00649673, Reached cyclethreshold. 2018-11-28 02:37:26 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:37:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:37:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:37:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (0.0064968,-0.00266796) over full image : (0.0064968,-0.00266796) 2018-11-28 02:37:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] Total Model Flux : 0.626266 2018-11-28 02:37:28 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00156114, CycleNiter=956, Gain=0.1 2018-11-28 02:37:28 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] iters=0->132 [132], model=0.626266->0.626047, peakres=0.0064968->0.00155974, Reached cyclethreshold. 2018-11-28 02:37:28 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 176 iterations. 2018-11-28 02:37:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:37:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:37:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] Peak residual (max,min) within mask : (0.00155109,-0.00156043) over full image : (0.00277437,-0.00241443) 2018-11-28 02:37:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] Total Model Flux : 0.626047 2018-11-28 02:37:30 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:37:31 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] : Restoring model image. 2018-11-28 02:37:31 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw25.mfs.I.iter1] : Applying PB correction 2018-11-28 02:37:31 INFO tclean:::: 2018-11-28 02:37:31 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:37:31 INFO tclean:::: ########################################## 2018-11-28 02:37:32 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 176 iterations 2018-11-28 02:37:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000611237424891 2018-11-28 02:37:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000676120340358 2018-11-28 02:37:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00233002821915 min: -0.00217846292071 2018-11-28 02:37:32 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000679906108417 2018-11-28 02:37:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:37:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000679906108417 2018-11-28 02:37:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00251535396092 2018-11-28 02:37:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.632015824318 2018-11-28 02:37:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000676120340358 2018-11-28 02:37:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000611237424891 2018-11-28 02:37:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00233002821915 2018-11-28 02:37:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00217846292071 2018-11-28 02:37:32 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:37:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:37:32 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 26 2018-11-28 02:37:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs*.iter* 2018-11-28 02:37:32 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:37:44 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:37:44 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:37:44 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 26:0~127 2018-11-28 02:37:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:37:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 26] 2018-11-28 02:37:45 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[26] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:37:45 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:37:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:37:45 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:37:45 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:37:45 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:37:45 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:37:45 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:37:45 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000410708 2018-11-28 02:37:45 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12606 2018-11-28 02:37:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 26 ChanRange 0~127: 0.00041070826144 Jy/beam 2018-11-28 02:37:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.00041070826144 Jy 2018-11-28 02:37:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:37:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:37:46 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['26'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:37:46 INFO tclean:::: 2018-11-28 02:37:46 INFO tclean:::: ########################################## 2018-11-28 02:37:46 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:37:46 INFO tclean:::: 2018-11-28 02:37:46 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:37:46 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :26 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:37:47 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:37:47 INFO SynthesisImager::selectData selected spw [26] start channels [0] nchannels [128] 2018-11-28 02:37:47 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter0] : 2018-11-28 02:37:47 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:37:47 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.73133e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:37:47 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:37:47 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:37:47 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:37:47 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:37:47 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:37:47 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:37:47 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:37:48 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:37:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:37:49 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000244981 2018-11-28 02:37:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.30942 arcsec, 0.112296 arcsec, -2.35951 deg 2018-11-28 02:37:49 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:37:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:37:51 INFO tclean:::: 2018-11-28 02:37:51 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:37:51 INFO tclean:::: ########################################## 2018-11-28 02:37:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00707265129313 2018-11-28 02:37:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.630681395531 min: -0.0547763891518 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00707265129313 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.630681395531 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0547763891518 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:37:52 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:37:52 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:37:52 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1.residual 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1.sumwt 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1.psf 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1.pb 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1.cleanmask 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00164283304576Jy 2018-11-28 02:37:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:37:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:37:52 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['26'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1', threshold='0.00164283304576Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1.cleanmask', pblimit=0.99222993850708008, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:37:52 INFO tclean:::: 2018-11-28 02:37:52 INFO tclean:::: ########################################## 2018-11-28 02:37:52 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:37:52 INFO tclean:::: 2018-11-28 02:37:52 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:37:52 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :26 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:37:54 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:37:54 INFO SynthesisImager::selectData selected spw [26] start channels [0] nchannels [128] 2018-11-28 02:37:54 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] : 2018-11-28 02:37:54 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:37:54 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.73133e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:37:54 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:37:54 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:37:54 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:37:54 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:37:54 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:37:54 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:37:54 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:37:54 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:37:54 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] : hogbom 2018-11-28 02:37:54 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:37:54 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:37:54 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:37:54 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:37:54 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:37:54 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:37:54 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1.cleanmask 2018-11-28 02:37:54 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:37:54 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:37:54 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:37:54 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:37:54 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:37:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:37:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.630681,-0.0547764) over full image : (0.630681,-0.0547764) 2018-11-28 02:37:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:37:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0700037, CycleNiter=1000, Gain=0.1 2018-11-28 02:37:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] iters=0->21 [21], model=0->0.561673, peakres=0.630681->0.0690085, Reached cyclethreshold. 2018-11-28 02:37:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:37:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:37:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:37:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.0690076,-0.00510892) over full image : (0.0690076,-0.00510892) 2018-11-28 02:37:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Total Model Flux : 0.561673 2018-11-28 02:37:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00765964, CycleNiter=979, Gain=0.1 2018-11-28 02:37:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] iters=0->22 [22], model=0.561673->0.624021, peakres=0.0690076->0.00711826, Reached cyclethreshold. 2018-11-28 02:37:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:37:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:37:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:37:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.00711828,-0.00251355) over full image : (0.00711828,-0.00257054) 2018-11-28 02:37:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Total Model Flux : 0.624021 2018-11-28 02:37:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00164283, CycleNiter=957, Gain=0.1 2018-11-28 02:37:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] iters=0->141 [141], model=0.624021->0.628811, peakres=0.00711828->0.00164177, Reached cyclethreshold. 2018-11-28 02:37:59 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 184 iterations. 2018-11-28 02:37:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:38:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:38:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.0016881,-0.00164187) over full image : (0.0025515,-0.00242913) 2018-11-28 02:38:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Total Model Flux : 0.628811 2018-11-28 02:38:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00164283, CycleNiter=816, Gain=0.1 2018-11-28 02:38:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] iters=0->2 [2], model=0.628811->0.629146, peakres=0.0016881->0.00164213, Reached cyclethreshold. 2018-11-28 02:38:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 186 iterations. 2018-11-28 02:38:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:38:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:38:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Peak residual (max,min) within mask : (0.00164212,-0.00164585) over full image : (0.00254851,-0.00242252) 2018-11-28 02:38:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] Total Model Flux : 0.629146 2018-11-28 02:38:04 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:38:05 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] : Restoring model image. 2018-11-28 02:38:05 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw26.mfs.I.iter1] : Applying PB correction 2018-11-28 02:38:05 INFO tclean:::: 2018-11-28 02:38:05 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:38:05 INFO tclean:::: ########################################## 2018-11-28 02:38:06 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 186 iterations 2018-11-28 02:38:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000635317177512 2018-11-28 02:38:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00067363504786 2018-11-28 02:38:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00239699427038 min: -0.00217696721666 2018-11-28 02:38:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000675518182106 2018-11-28 02:38:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:38:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000675518182106 2018-11-28 02:38:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00240718806162 2018-11-28 02:38:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.630614459515 2018-11-28 02:38:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.00067363504786 2018-11-28 02:38:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000635317177512 2018-11-28 02:38:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00239699427038 2018-11-28 02:38:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00217696721666 2018-11-28 02:38:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:38:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:38:06 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 27 2018-11-28 02:38:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs*.iter* 2018-11-28 02:38:06 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:38:19 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:38:19 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:38:19 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 27:0~127 2018-11-28 02:38:20 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:38:20 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 27] 2018-11-28 02:38:20 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[27] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:38:20 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:38:20 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:38:20 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:38:20 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:38:20 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:38:20 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:38:20 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:38:20 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000423968 2018-11-28 02:38:20 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12641 2018-11-28 02:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 27 ChanRange 0~127: 0.000423968253256 Jy/beam 2018-11-28 02:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000423968253256 Jy 2018-11-28 02:38:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:38:20 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:38:21 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['27'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:38:21 INFO tclean:::: 2018-11-28 02:38:21 INFO tclean:::: ########################################## 2018-11-28 02:38:21 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:38:21 INFO tclean:::: 2018-11-28 02:38:21 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:38:21 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :27 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:38:22 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:38:22 INFO SynthesisImager::selectData selected spw [27] start channels [0] nchannels [128] 2018-11-28 02:38:22 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter0] : 2018-11-28 02:38:22 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:38:22 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.74413e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:38:22 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:38:22 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:38:22 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:38:22 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:38:22 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:38:22 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:38:22 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:38:23 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:38:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:38:24 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.00025267 2018-11-28 02:38:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.309664 arcsec, 0.11194 arcsec, -2.35252 deg 2018-11-28 02:38:24 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:38:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:38:26 INFO tclean:::: 2018-11-28 02:38:26 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:38:26 INFO tclean:::: ########################################## 2018-11-28 02:38:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00715838838369 2018-11-28 02:38:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.629648029804 min: -0.0558143556118 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00715838838369 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.629648029804 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0558143556118 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:38:27 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:38:27 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:38:27 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1.residual 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1.sumwt 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1.psf 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1.pb 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1.cleanmask 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00169587301302Jy 2018-11-28 02:38:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:38:27 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:38:27 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['27'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1', threshold='0.00169587301302Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1.cleanmask', pblimit=0.99219316244125366, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:38:28 INFO tclean:::: 2018-11-28 02:38:28 INFO tclean:::: ########################################## 2018-11-28 02:38:28 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:38:28 INFO tclean:::: 2018-11-28 02:38:28 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:38:28 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :27 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:38:29 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:38:29 INFO SynthesisImager::selectData selected spw [27] start channels [0] nchannels [128] 2018-11-28 02:38:29 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] : 2018-11-28 02:38:29 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:38:29 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.74413e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:38:29 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:38:29 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:38:29 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:38:29 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:38:29 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:38:29 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:38:29 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:38:30 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:38:30 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] : hogbom 2018-11-28 02:38:30 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:38:30 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:38:30 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:38:30 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:38:30 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:38:30 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:38:30 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1.cleanmask 2018-11-28 02:38:30 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:38:30 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:38:30 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:38:30 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:38:30 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:38:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:38:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.629648,-0.0558144) over full image : (0.629648,-0.0558144) 2018-11-28 02:38:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:38:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0699641, CycleNiter=1000, Gain=0.1 2018-11-28 02:38:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] iters=0->21 [21], model=0->0.560752, peakres=0.629648->0.0688955, Reached cyclethreshold. 2018-11-28 02:38:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:38:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:38:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:38:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.0688948,-0.00759242) over full image : (0.0688948,-0.00759242) 2018-11-28 02:38:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Total Model Flux : 0.560752 2018-11-28 02:38:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00765533, CycleNiter=979, Gain=0.1 2018-11-28 02:38:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] iters=0->22 [22], model=0.560752->0.622948, peakres=0.0688948->0.00702184, Reached cyclethreshold. 2018-11-28 02:38:32 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:38:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:38:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:38:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.00702193,-0.0031659) over full image : (0.00702193,-0.0031659) 2018-11-28 02:38:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Total Model Flux : 0.622948 2018-11-28 02:38:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00169587, CycleNiter=957, Gain=0.1 2018-11-28 02:38:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] iters=0->203 [203], model=0.622948->0.631429, peakres=0.00702193->0.00168991, Reached cyclethreshold. 2018-11-28 02:38:35 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 246 iterations. 2018-11-28 02:38:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:38:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:38:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.00171789,-0.00168983) over full image : (0.00255219,-0.00227704) 2018-11-28 02:38:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Total Model Flux : 0.631429 2018-11-28 02:38:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00169587, CycleNiter=754, Gain=0.1 2018-11-28 02:38:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] iters=0->3 [3], model=0.631429->0.63194, peakres=0.00171789->0.00169266, Reached cyclethreshold. 2018-11-28 02:38:37 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 249 iterations. 2018-11-28 02:38:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:38:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:38:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Peak residual (max,min) within mask : (0.00168167,-0.00169264) over full image : (0.00254763,-0.00227091) 2018-11-28 02:38:39 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] Total Model Flux : 0.63194 2018-11-28 02:38:39 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:38:40 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] : Restoring model image. 2018-11-28 02:38:40 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw27.mfs.I.iter1] : Applying PB correction 2018-11-28 02:38:40 INFO tclean:::: 2018-11-28 02:38:40 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:38:40 INFO tclean:::: ########################################## 2018-11-28 02:38:41 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 249 iterations 2018-11-28 02:38:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000664095277898 2018-11-28 02:38:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000700926582795 2018-11-28 02:38:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00254762894474 min: -0.00227090576664 2018-11-28 02:38:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000706007820554 2018-11-28 02:38:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:38:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000706007820554 2018-11-28 02:38:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00312448199838 2018-11-28 02:38:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.629553616047 2018-11-28 02:38:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000700926582795 2018-11-28 02:38:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000664095277898 2018-11-28 02:38:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00254762894474 2018-11-28 02:38:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00227090576664 2018-11-28 02:38:41 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:38:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:38:41 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 28 2018-11-28 02:38:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs*.iter* 2018-11-28 02:38:41 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:38:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:38:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:38:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 28:0~127 2018-11-28 02:38:54 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:38:54 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 28] 2018-11-28 02:38:54 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[28] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:38:54 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:38:54 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:38:54 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:38:54 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:38:54 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:38:54 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:38:54 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:38:55 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000409889 2018-11-28 02:38:55 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12628 2018-11-28 02:38:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 28 ChanRange 0~127: 0.000409888584768 Jy/beam 2018-11-28 02:38:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000409888584768 Jy 2018-11-28 02:38:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:38:55 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:38:55 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['28'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:38:55 INFO tclean:::: 2018-11-28 02:38:55 INFO tclean:::: ########################################## 2018-11-28 02:38:55 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:38:55 INFO tclean:::: 2018-11-28 02:38:55 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:38:55 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :28 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:38:56 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:38:56 INFO SynthesisImager::selectData selected spw [28] start channels [0] nchannels [128] 2018-11-28 02:38:56 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter0] : 2018-11-28 02:38:56 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:38:56 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.75693e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:38:56 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:38:56 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:38:56 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:38:56 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:38:56 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:38:56 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:38:56 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:38:57 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:38:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:38:58 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.00024446 2018-11-28 02:38:58 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.309794 arcsec, 0.111454 arcsec, -2.29431 deg 2018-11-28 02:38:58 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:38:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:39:00 INFO tclean:::: 2018-11-28 02:39:00 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:39:00 INFO tclean:::: ########################################## 2018-11-28 02:39:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00739127676934 2018-11-28 02:39:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.628282606602 min: -0.0547793917358 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00739127676934 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.628282606602 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0547793917358 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:39:01 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:39:01 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:39:01 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1.residual 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1.sumwt 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1.psf 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1.pb 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1.cleanmask 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00163955433907Jy 2018-11-28 02:39:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:39:01 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:39:01 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['28'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1', threshold='0.00163955433907Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1.cleanmask', pblimit=0.99215632677078247, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:39:01 INFO tclean:::: 2018-11-28 02:39:01 INFO tclean:::: ########################################## 2018-11-28 02:39:01 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:39:01 INFO tclean:::: 2018-11-28 02:39:01 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:39:01 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :28 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:39:02 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:39:02 INFO SynthesisImager::selectData selected spw [28] start channels [0] nchannels [128] 2018-11-28 02:39:02 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] : 2018-11-28 02:39:02 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:39:02 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.75693e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:39:02 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:39:02 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:39:02 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:39:02 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:39:02 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:39:02 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:39:02 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:39:03 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:39:03 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] : hogbom 2018-11-28 02:39:03 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:39:03 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:39:03 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:39:03 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:39:03 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:39:03 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:39:03 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1.cleanmask 2018-11-28 02:39:03 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:39:03 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:39:03 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:39:03 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:39:03 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:39:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:39:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (0.628283,-0.0547794) over full image : (0.628283,-0.0547794) 2018-11-28 02:39:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:39:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0666464, CycleNiter=1000, Gain=0.1 2018-11-28 02:39:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] iters=0->22 [22], model=0->0.566411, peakres=0.628283->0.0618715, Reached cyclethreshold. 2018-11-28 02:39:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:39:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:39:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:39:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (0.0618705,-0.00571243) over full image : (0.0618705,-0.00571243) 2018-11-28 02:39:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] Total Model Flux : 0.566411 2018-11-28 02:39:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00656305, CycleNiter=978, Gain=0.1 2018-11-28 02:39:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] iters=0->22 [22], model=0.566411->0.622404, peakres=0.0618705->0.00645034, Reached cyclethreshold. 2018-11-28 02:39:05 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:39:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:39:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:39:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (0.00645035,-0.00246651) over full image : (0.00645035,-0.00293618) 2018-11-28 02:39:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] Total Model Flux : 0.622404 2018-11-28 02:39:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00163955, CycleNiter=956, Gain=0.1 2018-11-28 02:39:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] iters=0->126 [126], model=0.622404->0.624144, peakres=0.00645035->0.00163279, Reached cyclethreshold. 2018-11-28 02:39:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 170 iterations. 2018-11-28 02:39:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:39:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:39:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] Peak residual (max,min) within mask : (0.00163297,-0.00164993) over full image : (0.00233318,-0.00279117) 2018-11-28 02:39:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] Total Model Flux : 0.624144 2018-11-28 02:39:10 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:39:11 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] : Restoring model image. 2018-11-28 02:39:11 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw28.mfs.I.iter1] : Applying PB correction 2018-11-28 02:39:11 INFO tclean:::: 2018-11-28 02:39:11 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:39:11 INFO tclean:::: ########################################## 2018-11-28 02:39:12 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 170 iterations 2018-11-28 02:39:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000624158012215 2018-11-28 02:39:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000670214474667 2018-11-28 02:39:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00206102011725 min: -0.00261639337987 2018-11-28 02:39:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000674052222166 2018-11-28 02:39:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:39:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000674052222166 2018-11-28 02:39:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00246409280226 2018-11-28 02:39:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.628186702728 2018-11-28 02:39:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000670214474667 2018-11-28 02:39:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000624158012215 2018-11-28 02:39:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00206102011725 2018-11-28 02:39:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00261639337987 2018-11-28 02:39:12 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:39:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:39:12 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 29 2018-11-28 02:39:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs*.iter* 2018-11-28 02:39:12 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:39:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:39:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:39:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 29:0~127 2018-11-28 02:39:25 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:39:25 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 29] 2018-11-28 02:39:25 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[29] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:39:25 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:39:25 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:39:25 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:39:25 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:39:25 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:39:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:39:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:39:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000427886 2018-11-28 02:39:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12512 2018-11-28 02:39:25 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 29 ChanRange 0~127: 0.000427886014019 Jy/beam 2018-11-28 02:39:25 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000427886014019 Jy 2018-11-28 02:39:25 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:39:25 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:39:25 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['29'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:39:26 INFO tclean:::: 2018-11-28 02:39:26 INFO tclean:::: ########################################## 2018-11-28 02:39:26 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:39:26 INFO tclean:::: 2018-11-28 02:39:26 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:39:26 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :29 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:39:27 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:39:27 INFO SynthesisImager::selectData selected spw [29] start channels [0] nchannels [128] 2018-11-28 02:39:27 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter0] : 2018-11-28 02:39:27 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:39:27 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.76973e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:39:27 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:39:27 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:39:27 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:39:27 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:39:27 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:39:27 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:39:27 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:39:27 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:39:27 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:39:28 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000255935 2018-11-28 02:39:28 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.307852 arcsec, 0.111458 arcsec, -2.73775 deg 2018-11-28 02:39:28 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:39:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:39:30 INFO tclean:::: 2018-11-28 02:39:30 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:39:30 INFO tclean:::: ########################################## 2018-11-28 02:39:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00748247932643 2018-11-28 02:39:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.627065360546 min: -0.0553102307022 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00748247932643 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.627065360546 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0553102307022 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:39:31 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:39:31 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:39:31 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1.residual 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1.sumwt 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1.psf 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1.pb 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1.cleanmask 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00171154405608Jy 2018-11-28 02:39:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:39:31 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:39:31 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['29'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1', threshold='0.00171154405608Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1.cleanmask', pblimit=0.9921194314956665, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:39:31 INFO tclean:::: 2018-11-28 02:39:31 INFO tclean:::: ########################################## 2018-11-28 02:39:31 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:39:31 INFO tclean:::: 2018-11-28 02:39:31 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:39:31 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :29 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:39:33 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:39:33 INFO SynthesisImager::selectData selected spw [29] start channels [0] nchannels [128] 2018-11-28 02:39:33 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] : 2018-11-28 02:39:33 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:39:33 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.76973e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:39:33 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:39:33 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:39:33 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:39:33 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:39:33 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:39:33 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:39:33 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:39:33 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:39:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] : hogbom 2018-11-28 02:39:33 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:39:33 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:39:33 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:39:33 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:39:33 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:39:33 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:39:33 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1.cleanmask 2018-11-28 02:39:33 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:39:33 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:39:33 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:39:33 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:39:33 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:39:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:39:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.627065,-0.0553102) over full image : (0.627065,-0.0553102) 2018-11-28 02:39:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:39:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0635522, CycleNiter=1000, Gain=0.1 2018-11-28 02:39:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] iters=0->22 [22], model=0->0.565314, peakres=0.627065->0.0617516, Reached cyclethreshold. 2018-11-28 02:39:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:39:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:39:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:39:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.0617507,-0.00542915) over full image : (0.0617507,-0.00542915) 2018-11-28 02:39:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Total Model Flux : 0.565314 2018-11-28 02:39:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00625835, CycleNiter=978, Gain=0.1 2018-11-28 02:39:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] iters=0->23 [23], model=0.565314->0.621719, peakres=0.0617507->0.00574439, Reached cyclethreshold. 2018-11-28 02:39:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 45 iterations. 2018-11-28 02:39:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:39:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:39:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.00574438,-0.0025769) over full image : (0.00574438,-0.00293649) 2018-11-28 02:39:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Total Model Flux : 0.621719 2018-11-28 02:39:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00171154, CycleNiter=955, Gain=0.1 2018-11-28 02:39:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] iters=0->144 [144], model=0.621719->0.623969, peakres=0.00574438->0.00171021, Reached cyclethreshold. 2018-11-28 02:39:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 189 iterations. 2018-11-28 02:39:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:39:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:39:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.0017506,-0.00170328) over full image : (0.00256984,-0.00272413) 2018-11-28 02:39:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Total Model Flux : 0.623969 2018-11-28 02:39:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00171154, CycleNiter=811, Gain=0.1 2018-11-28 02:39:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] iters=0->2 [2], model=0.623969->0.624317, peakres=0.0017506->0.00170713, Reached cyclethreshold. 2018-11-28 02:39:41 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 191 iterations. 2018-11-28 02:39:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:39:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:39:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Peak residual (max,min) within mask : (0.00170606,-0.00170306) over full image : (0.00257502,-0.00272307) 2018-11-28 02:39:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] Total Model Flux : 0.624317 2018-11-28 02:39:43 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:39:44 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] : Restoring model image. 2018-11-28 02:39:44 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw29.mfs.I.iter1] : Applying PB correction 2018-11-28 02:39:44 INFO tclean:::: 2018-11-28 02:39:44 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:39:44 INFO tclean:::: ########################################## 2018-11-28 02:39:45 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 191 iterations 2018-11-28 02:39:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000654486066196 2018-11-28 02:39:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000723372737411 2018-11-28 02:39:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00228248536587 min: -0.00256905518472 2018-11-28 02:39:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000727467180695 2018-11-28 02:39:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:39:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000727467180695 2018-11-28 02:39:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00257702614181 2018-11-28 02:39:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.627027153969 2018-11-28 02:39:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000723372737411 2018-11-28 02:39:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000654486066196 2018-11-28 02:39:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00228248536587 2018-11-28 02:39:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00256905518472 2018-11-28 02:39:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:39:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:39:45 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 30 2018-11-28 02:39:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs*.iter* 2018-11-28 02:39:45 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:39:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:39:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:39:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 30:0~127 2018-11-28 02:39:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:39:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 30] 2018-11-28 02:39:58 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[30] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:39:58 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:39:58 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:39:58 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:39:58 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:39:58 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:39:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:39:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:39:59 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000485794 2018-11-28 02:39:59 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12527 2018-11-28 02:39:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 30 ChanRange 0~127: 0.000485794417702 Jy/beam 2018-11-28 02:39:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000485794417702 Jy 2018-11-28 02:39:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:39:59 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:39:59 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['30'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:39:59 INFO tclean:::: 2018-11-28 02:39:59 INFO tclean:::: ########################################## 2018-11-28 02:39:59 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:39:59 INFO tclean:::: 2018-11-28 02:39:59 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:39:59 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :30 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:40:01 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:40:01 INFO SynthesisImager::selectData selected spw [30] start channels [0] nchannels [128] 2018-11-28 02:40:01 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter0] : 2018-11-28 02:40:01 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:40:01 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.78252e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:40:01 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:40:01 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:40:01 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:40:01 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:40:01 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:40:01 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:40:01 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:40:01 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:40:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:40:03 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000289948 2018-11-28 02:40:03 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.306968 arcsec, 0.111342 arcsec, -2.84506 deg 2018-11-28 02:40:03 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:40:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:40:04 INFO tclean:::: 2018-11-28 02:40:04 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:40:04 INFO tclean:::: ########################################## 2018-11-28 02:40:05 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00748420832679 2018-11-28 02:40:05 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.625352859497 min: -0.0564134940505 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00748420832679 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.625352859497 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0564134940505 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:40:05 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:40:05 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:40:05 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1.residual 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1.sumwt 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1.psf 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1.pb 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1.cleanmask 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00194317767081Jy 2018-11-28 02:40:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:40:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:40:06 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['30'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1', threshold='0.00194317767081Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1.cleanmask', pblimit=0.99208235740661621, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:40:06 INFO tclean:::: 2018-11-28 02:40:06 INFO tclean:::: ########################################## 2018-11-28 02:40:06 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:40:06 INFO tclean:::: 2018-11-28 02:40:06 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:40:06 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :30 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:40:07 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:40:07 INFO SynthesisImager::selectData selected spw [30] start channels [0] nchannels [128] 2018-11-28 02:40:07 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] : 2018-11-28 02:40:07 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:40:07 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.78252e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:40:07 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:40:07 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:40:07 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:40:07 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:40:07 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:40:07 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:40:07 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:40:08 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:40:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] : hogbom 2018-11-28 02:40:08 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:40:08 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:40:08 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:40:08 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:40:08 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:40:08 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:40:08 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1.cleanmask 2018-11-28 02:40:08 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:40:08 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:40:08 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:40:08 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:40:08 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:40:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:40:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (0.625353,-0.0564135) over full image : (0.625353,-0.0564135) 2018-11-28 02:40:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:40:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0658721, CycleNiter=1000, Gain=0.1 2018-11-28 02:40:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] iters=0->22 [22], model=0->0.56377, peakres=0.625353->0.0615829, Reached cyclethreshold. 2018-11-28 02:40:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:40:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:40:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:40:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (0.0615821,-0.00648298) over full image : (0.0615821,-0.00648298) 2018-11-28 02:40:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] Total Model Flux : 0.56377 2018-11-28 02:40:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0064868, CycleNiter=978, Gain=0.1 2018-11-28 02:40:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] iters=0->22 [22], model=0.56377->0.619507, peakres=0.0615821->0.00642839, Reached cyclethreshold. 2018-11-28 02:40:10 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:40:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:40:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:40:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (0.00642826,-0.00364387) over full image : (0.00642826,-0.00364387) 2018-11-28 02:40:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] Total Model Flux : 0.619507 2018-11-28 02:40:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00194318, CycleNiter=956, Gain=0.1 2018-11-28 02:40:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] iters=0->153 [153], model=0.619507->0.621721, peakres=0.00642826->0.00194198, Reached cyclethreshold. 2018-11-28 02:40:13 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 197 iterations. 2018-11-28 02:40:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:40:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:40:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] Peak residual (max,min) within mask : (0.00194083,-0.00195515) over full image : (0.00337881,-0.00310546) 2018-11-28 02:40:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] Total Model Flux : 0.621721 2018-11-28 02:40:15 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:40:15 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] : Restoring model image. 2018-11-28 02:40:16 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw30.mfs.I.iter1] : Applying PB correction 2018-11-28 02:40:16 INFO tclean:::: 2018-11-28 02:40:16 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:40:16 INFO tclean:::: ########################################## 2018-11-28 02:40:17 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 197 iterations 2018-11-28 02:40:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000751273881178 2018-11-28 02:40:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000815926119685 2018-11-28 02:40:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00273339520209 min: -0.00310545950197 2018-11-28 02:40:17 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000819671200588 2018-11-28 02:40:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:40:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000819671200588 2018-11-28 02:40:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00361120770685 2018-11-28 02:40:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.625204563141 2018-11-28 02:40:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000815926119685 2018-11-28 02:40:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000751273881178 2018-11-28 02:40:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00273339520209 2018-11-28 02:40:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00310545950197 2018-11-28 02:40:17 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:40:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:40:17 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 31 2018-11-28 02:40:17 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs*.iter* 2018-11-28 02:40:17 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:40:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:40:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:40:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 31:0~127 2018-11-28 02:40:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:40:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 31] 2018-11-28 02:40:30 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[31] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:40:30 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:40:30 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:40:30 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:40:30 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:40:31 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:40:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:40:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:40:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000614109 2018-11-28 02:40:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12666 2018-11-28 02:40:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 31 ChanRange 0~127: 0.000614109187214 Jy/beam 2018-11-28 02:40:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000614109187214 Jy 2018-11-28 02:40:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:40:31 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:40:31 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['31'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:40:31 INFO tclean:::: 2018-11-28 02:40:31 INFO tclean:::: ########################################## 2018-11-28 02:40:31 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:40:31 INFO tclean:::: 2018-11-28 02:40:31 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:40:31 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :31 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:40:33 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:40:33 INFO SynthesisImager::selectData selected spw [31] start channels [0] nchannels [128] 2018-11-28 02:40:33 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter0] : 2018-11-28 02:40:33 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:40:33 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.79532e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:40:33 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:40:33 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:40:33 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:40:33 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:40:33 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:40:33 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:40:33 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:40:33 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:40:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:40:34 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000365209 2018-11-28 02:40:34 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.309596 arcsec, 0.111376 arcsec, -2.36775 deg 2018-11-28 02:40:34 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:40:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:40:36 INFO tclean:::: 2018-11-28 02:40:36 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:40:36 INFO tclean:::: ########################################## 2018-11-28 02:40:37 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00737083377317 2018-11-28 02:40:37 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.623585939407 min: -0.0543305873871 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00737083377317 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.623585939407 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0543305873871 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:40:37 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:40:37 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:40:37 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1.residual 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1.sumwt 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1.psf 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1.pb 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1.cleanmask 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00245643674886Jy 2018-11-28 02:40:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:40:37 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:40:37 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['31'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1', threshold='0.00245643674886Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1.cleanmask', pblimit=0.99204528331756592, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:40:37 INFO tclean:::: 2018-11-28 02:40:37 INFO tclean:::: ########################################## 2018-11-28 02:40:37 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:40:37 INFO tclean:::: 2018-11-28 02:40:37 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:40:37 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :31 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:40:39 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:40:39 INFO SynthesisImager::selectData selected spw [31] start channels [0] nchannels [128] 2018-11-28 02:40:39 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] : 2018-11-28 02:40:39 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:40:39 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.79532e+10] at [0] with increment [1.28009e+08] 2018-11-28 02:40:39 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:40:39 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:40:39 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:40:39 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:40:39 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:40:39 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:40:39 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:40:39 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:40:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] : hogbom 2018-11-28 02:40:39 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:40:39 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:40:39 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:40:39 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:40:39 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:40:39 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:40:40 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1.cleanmask 2018-11-28 02:40:40 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:40:40 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:40:40 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:40:40 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:40:40 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:40:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:40:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.623586,-0.0543306) over full image : (0.623586,-0.0543306) 2018-11-28 02:40:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:40:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.065063, CycleNiter=1000, Gain=0.1 2018-11-28 02:40:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] iters=0->22 [22], model=0->0.562177, peakres=0.623586->0.0614089, Reached cyclethreshold. 2018-11-28 02:40:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:40:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:40:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:40:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.061408,-0.00565065) over full image : (0.061408,-0.00565065) 2018-11-28 02:40:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Total Model Flux : 0.562177 2018-11-28 02:40:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00640712, CycleNiter=978, Gain=0.1 2018-11-28 02:40:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] iters=0->23 [23], model=0.562177->0.618393, peakres=0.061408->0.00578146, Reached cyclethreshold. 2018-11-28 02:40:42 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 45 iterations. 2018-11-28 02:40:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:40:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:40:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.00578141,-0.00364416) over full image : (0.00578141,-0.00379539) 2018-11-28 02:40:44 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Total Model Flux : 0.618393 2018-11-28 02:40:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00245644, CycleNiter=955, Gain=0.1 2018-11-28 02:40:44 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] iters=0->143 [143], model=0.618393->0.62282, peakres=0.00578141->0.00244656, Reached cyclethreshold. 2018-11-28 02:40:44 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 188 iterations. 2018-11-28 02:40:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:40:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:40:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.00247059,-0.00244587) over full image : (0.00382242,-0.00372293) 2018-11-28 02:40:47 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Total Model Flux : 0.62282 2018-11-28 02:40:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00245644, CycleNiter=812, Gain=0.1 2018-11-28 02:40:47 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] iters=0->2 [2], model=0.62282->0.623313, peakres=0.00247059->0.00244904, Reached cyclethreshold. 2018-11-28 02:40:47 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 190 iterations. 2018-11-28 02:40:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:40:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:40:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Peak residual (max,min) within mask : (0.00244903,-0.00244167) over full image : (0.00380715,-0.00371735) 2018-11-28 02:40:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] Total Model Flux : 0.623313 2018-11-28 02:40:49 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:40:49 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] : Restoring model image. 2018-11-28 02:40:49 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw31.mfs.I.iter1] : Applying PB correction 2018-11-28 02:40:49 INFO tclean:::: 2018-11-28 02:40:49 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:40:49 INFO tclean:::: ########################################## 2018-11-28 02:40:50 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 190 iterations 2018-11-28 02:40:51 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000930187350605 2018-11-28 02:40:51 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0010014695581 2018-11-28 02:40:51 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00349220423959 min: -0.00294653372839 2018-11-28 02:40:51 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00101364334114 2018-11-28 02:40:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:40:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00101364334114 2018-11-28 02:40:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00359004805796 2018-11-28 02:40:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.623288333416 2018-11-28 02:40:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.0010014695581 2018-11-28 02:40:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000930187350605 2018-11-28 02:40:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00349220423959 2018-11-28 02:40:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00294653372839 2018-11-28 02:40:51 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:40:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:40:51 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 32 2018-11-28 02:40:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs*.iter* 2018-11-28 02:40:51 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:41:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:41:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:41:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 32:0~127 2018-11-28 02:41:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:41:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 32] 2018-11-28 02:41:04 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[32] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:41:04 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:41:04 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:41:04 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:41:04 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:41:04 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:41:04 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:41:04 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:41:04 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000225736 2018-11-28 02:41:04 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12689 2018-11-28 02:41:04 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 32 ChanRange 0~127: 0.00022573591879 Jy/beam 2018-11-28 02:41:04 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.00022573591879 Jy 2018-11-28 02:41:04 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:41:04 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:41:04 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['32'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:41:05 INFO tclean:::: 2018-11-28 02:41:05 INFO tclean:::: ########################################## 2018-11-28 02:41:05 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:41:05 INFO tclean:::: 2018-11-28 02:41:05 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:41:05 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :32 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:41:06 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:41:06 INFO SynthesisImager::selectData selected spw [32] start channels [0] nchannels [128] 2018-11-28 02:41:06 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter0] : 2018-11-28 02:41:06 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:41:06 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.00343e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:41:06 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:41:06 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:41:06 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:41:06 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:41:06 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:41:06 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:41:06 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:41:06 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:41:06 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:41:08 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000133797 2018-11-28 02:41:08 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.368532 arcsec, 0.134487 arcsec, -1.4527 deg 2018-11-28 02:41:08 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:41:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:41:09 INFO tclean:::: 2018-11-28 02:41:09 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:41:09 INFO tclean:::: ########################################## 2018-11-28 02:41:10 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00820508319885 2018-11-28 02:41:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.710705578327 min: -0.057380925864 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00820508319885 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.710705578327 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.057380925864 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:41:11 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:41:11 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:41:11 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1.residual 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1.sumwt 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1.psf 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1.pb 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1.cleanmask 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000902943675158Jy 2018-11-28 02:41:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:41:11 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:41:11 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['32'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1', threshold='0.000902943675158Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1.cleanmask', pblimit=0.99443447589874268, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:41:11 INFO tclean:::: 2018-11-28 02:41:11 INFO tclean:::: ########################################## 2018-11-28 02:41:11 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:41:11 INFO tclean:::: 2018-11-28 02:41:11 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:41:11 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :32 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:41:12 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:41:12 INFO SynthesisImager::selectData selected spw [32] start channels [0] nchannels [128] 2018-11-28 02:41:12 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] : 2018-11-28 02:41:12 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:41:12 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.00343e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:41:12 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:41:12 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:41:12 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:41:12 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:41:12 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:41:12 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:41:12 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:41:13 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:41:13 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] : hogbom 2018-11-28 02:41:13 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:41:13 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:41:13 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:41:13 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:41:13 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:41:13 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:41:13 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1.cleanmask 2018-11-28 02:41:13 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:41:13 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:41:13 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:41:13 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:41:13 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:41:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:41:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.710706,-0.0573809) over full image : (0.710706,-0.0573809) 2018-11-28 02:41:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:41:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0811266, CycleNiter=1000, Gain=0.1 2018-11-28 02:41:13 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] iters=0->21 [21], model=0->0.632941, peakres=0.710706->0.0777647, Reached cyclethreshold. 2018-11-28 02:41:13 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:41:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:41:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:41:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.0777638,-0.00598442) over full image : (0.0777638,-0.00598442) 2018-11-28 02:41:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Total Model Flux : 0.632941 2018-11-28 02:41:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00887669, CycleNiter=979, Gain=0.1 2018-11-28 02:41:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] iters=0->21 [21], model=0.632941->0.702275, peakres=0.0777638->0.00871162, Reached cyclethreshold. 2018-11-28 02:41:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:41:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:41:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:41:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.00871159,-0.00139531) over full image : (0.00871159,-0.00152065) 2018-11-28 02:41:18 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Total Model Flux : 0.702275 2018-11-28 02:41:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000994422, CycleNiter=958, Gain=0.1 2018-11-28 02:41:18 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] iters=0->92 [92], model=0.702275->0.712981, peakres=0.00871159->0.000991846, Reached cyclethreshold. 2018-11-28 02:41:18 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 134 iterations. 2018-11-28 02:41:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:41:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:41:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.000988733,-0.0009919) over full image : (0.00155262,-0.00143656) 2018-11-28 02:41:21 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Total Model Flux : 0.712981 2018-11-28 02:41:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000902944, CycleNiter=866, Gain=0.1 2018-11-28 02:41:21 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] iters=0->62 [62], model=0.712981->0.714512, peakres=0.000988733->0.000902594, Reached cyclethreshold. 2018-11-28 02:41:21 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 196 iterations. 2018-11-28 02:41:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:41:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:41:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.000903872,-0.00089853) over full image : (0.00154573,-0.00142457) 2018-11-28 02:41:23 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Total Model Flux : 0.714512 2018-11-28 02:41:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000902944, CycleNiter=804, Gain=0.1 2018-11-28 02:41:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] iters=0->1 [1], model=0.714512->0.714602, peakres=0.000903872->0.000898887, Reached cyclethreshold. 2018-11-28 02:41:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 197 iterations. 2018-11-28 02:41:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 5 ------------------------------------- 2018-11-28 02:41:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:41:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Peak residual (max,min) within mask : (0.000899948,-0.000898701) over full image : (0.00154608,-0.00142325) 2018-11-28 02:41:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] Total Model Flux : 0.714602 2018-11-28 02:41:25 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:41:26 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] : Restoring model image. 2018-11-28 02:41:26 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw32.mfs.I.iter1] : Applying PB correction 2018-11-28 02:41:26 INFO tclean:::: 2018-11-28 02:41:26 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:41:26 INFO tclean:::: ########################################## 2018-11-28 02:41:27 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 197 iterations 2018-11-28 02:41:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000360050034942 2018-11-28 02:41:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000386402010918 2018-11-28 02:41:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00130586279556 min: -0.000991720240563 2018-11-28 02:41:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000391949055484 2018-11-28 02:41:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:41:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000391949055484 2018-11-28 02:41:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00122238171753 2018-11-28 02:41:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.710723876953 2018-11-28 02:41:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000386402010918 2018-11-28 02:41:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000360050034942 2018-11-28 02:41:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00130586279556 2018-11-28 02:41:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000991720240563 2018-11-28 02:41:27 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:41:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:41:27 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 33 2018-11-28 02:41:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs*.iter* 2018-11-28 02:41:27 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:41:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:41:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:41:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 33:0~127 2018-11-28 02:41:40 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:41:40 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 33] 2018-11-28 02:41:40 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[33] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:41:40 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:41:40 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:41:40 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:41:40 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:41:40 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:41:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:41:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:41:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000195429 2018-11-28 02:41:41 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12552 2018-11-28 02:41:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 33 ChanRange 0~127: 0.000195428928216 Jy/beam 2018-11-28 02:41:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000195428928216 Jy 2018-11-28 02:41:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:41:41 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:41:41 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['33'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:41:41 INFO tclean:::: 2018-11-28 02:41:41 INFO tclean:::: ########################################## 2018-11-28 02:41:41 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:41:41 INFO tclean:::: 2018-11-28 02:41:41 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:41:41 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :33 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:41:42 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:41:42 INFO SynthesisImager::selectData selected spw [33] start channels [0] nchannels [128] 2018-11-28 02:41:42 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter0] : 2018-11-28 02:41:42 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:41:42 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.01622e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:41:42 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:41:42 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:41:42 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:41:42 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:41:42 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:41:42 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:41:42 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:41:43 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:41:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:41:44 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000115926 2018-11-28 02:41:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.367204 arcsec, 0.133013 arcsec, -2.20876 deg 2018-11-28 02:41:44 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:41:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:41:46 INFO tclean:::: 2018-11-28 02:41:46 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:41:46 INFO tclean:::: ########################################## 2018-11-28 02:41:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00779217388481 2018-11-28 02:41:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.709304869175 min: -0.0582923106849 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00779217388481 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.709304869175 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0582923106849 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:41:47 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:41:47 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:41:47 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1.residual 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1.sumwt 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1.psf 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1.pb 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1.cleanmask 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000781715712862Jy 2018-11-28 02:41:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:41:47 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:41:47 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['33'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1', threshold='0.000781715712862Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1.cleanmask', pblimit=0.99440336227416992, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:41:47 INFO tclean:::: 2018-11-28 02:41:47 INFO tclean:::: ########################################## 2018-11-28 02:41:47 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:41:47 INFO tclean:::: 2018-11-28 02:41:47 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:41:47 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :33 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:41:49 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:41:49 INFO SynthesisImager::selectData selected spw [33] start channels [0] nchannels [128] 2018-11-28 02:41:49 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] : 2018-11-28 02:41:49 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:41:49 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.01622e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:41:49 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:41:49 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:41:49 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:41:49 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:41:49 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:41:49 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:41:49 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:41:49 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:41:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] : hogbom 2018-11-28 02:41:49 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:41:49 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:41:49 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:41:49 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:41:49 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:41:49 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:41:49 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1.cleanmask 2018-11-28 02:41:49 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:41:49 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:41:49 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:41:49 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:41:49 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:41:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:41:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.709305,-0.0582923) over full image : (0.709305,-0.0582923) 2018-11-28 02:41:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:41:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0825106, CycleNiter=1000, Gain=0.1 2018-11-28 02:41:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] iters=0->21 [21], model=0->0.631693, peakres=0.709305->0.0776114, Reached cyclethreshold. 2018-11-28 02:41:49 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:41:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:41:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:41:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.0776104,-0.00641619) over full image : (0.0776104,-0.00641619) 2018-11-28 02:41:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Total Model Flux : 0.631693 2018-11-28 02:41:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00902811, CycleNiter=979, Gain=0.1 2018-11-28 02:41:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] iters=0->21 [21], model=0.631693->0.700897, peakres=0.0776104->0.00870273, Reached cyclethreshold. 2018-11-28 02:41:52 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:41:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:41:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:41:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.00870266,-0.0016914) over full image : (0.00870266,-0.0016914) 2018-11-28 02:41:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Total Model Flux : 0.700897 2018-11-28 02:41:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00101235, CycleNiter=958, Gain=0.1 2018-11-28 02:41:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] iters=0->39 [39], model=0.700897->0.709365, peakres=0.00870266->0.00100917, Reached cyclethreshold. 2018-11-28 02:41:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 81 iterations. 2018-11-28 02:41:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:41:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:41:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.00100901,-0.00100733) over full image : (0.00140539,-0.00115601) 2018-11-28 02:41:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Total Model Flux : 0.709365 2018-11-28 02:41:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000781716, CycleNiter=919, Gain=0.1 2018-11-28 02:41:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] iters=0->94 [94], model=0.709365->0.709206, peakres=0.00100901->0.00078148, Reached cyclethreshold. 2018-11-28 02:41:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 175 iterations. 2018-11-28 02:41:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:41:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:41:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.000788898,-0.000789441) over full image : (0.00134401,-0.00114854) 2018-11-28 02:41:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Total Model Flux : 0.709206 2018-11-28 02:41:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000781716, CycleNiter=825, Gain=0.1 2018-11-28 02:41:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] iters=0->4 [4], model=0.709206->0.709206, peakres=0.000788898->0.000781431, Reached cyclethreshold. 2018-11-28 02:41:59 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 179 iterations. 2018-11-28 02:41:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 5 ------------------------------------- 2018-11-28 02:42:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:42:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.00078283,-0.000778108) over full image : (0.00134254,-0.00114774) 2018-11-28 02:42:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Total Model Flux : 0.709206 2018-11-28 02:42:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000781716, CycleNiter=821, Gain=0.1 2018-11-28 02:42:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] iters=0->1 [1], model=0.709206->0.709284, peakres=0.00078283->0.000779531, Reached cyclethreshold. 2018-11-28 02:42:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 180 iterations. 2018-11-28 02:42:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 6 ------------------------------------- 2018-11-28 02:42:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:42:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Peak residual (max,min) within mask : (0.000779571,-0.000778035) over full image : (0.00134162,-0.00114678) 2018-11-28 02:42:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] Total Model Flux : 0.709284 2018-11-28 02:42:04 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:42:05 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] : Restoring model image. 2018-11-28 02:42:05 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw33.mfs.I.iter1] : Applying PB correction 2018-11-28 02:42:05 INFO tclean:::: 2018-11-28 02:42:05 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:42:05 INFO tclean:::: ########################################## 2018-11-28 02:42:06 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 180 iterations 2018-11-28 02:42:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000298787548672 2018-11-28 02:42:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000330352311721 2018-11-28 02:42:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00109392008744 min: -0.0010067402618 2018-11-28 02:42:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000335305259796 2018-11-28 02:42:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:42:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000335305259796 2018-11-28 02:42:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00143603049219 2018-11-28 02:42:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.709198772907 2018-11-28 02:42:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000330352311721 2018-11-28 02:42:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000298787548672 2018-11-28 02:42:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00109392008744 2018-11-28 02:42:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0010067402618 2018-11-28 02:42:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:42:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:42:06 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 34 2018-11-28 02:42:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs*.iter* 2018-11-28 02:42:06 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:42:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:42:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:42:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 34:0~127 2018-11-28 02:42:19 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:42:19 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 34] 2018-11-28 02:42:19 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[34] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:42:19 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:42:19 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:42:19 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:42:19 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:42:19 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:42:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:42:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:42:20 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000198015 2018-11-28 02:42:20 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12381 2018-11-28 02:42:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 34 ChanRange 0~127: 0.000198014902883 Jy/beam 2018-11-28 02:42:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000198014902883 Jy 2018-11-28 02:42:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:42:20 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:42:20 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['34'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:42:20 INFO tclean:::: 2018-11-28 02:42:20 INFO tclean:::: ########################################## 2018-11-28 02:42:20 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:42:20 INFO tclean:::: 2018-11-28 02:42:20 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:42:20 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :34 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:42:22 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:42:22 INFO SynthesisImager::selectData selected spw [34] start channels [0] nchannels [128] 2018-11-28 02:42:22 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter0] : 2018-11-28 02:42:22 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:42:22 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.02902e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:42:22 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:42:22 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:42:22 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:42:22 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:42:22 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:42:22 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:42:22 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:42:22 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:42:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:42:24 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000117504 2018-11-28 02:42:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.362602 arcsec, 0.131429 arcsec, -2.392 deg 2018-11-28 02:42:24 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:42:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:42:26 INFO tclean:::: 2018-11-28 02:42:26 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:42:26 INFO tclean:::: ########################################## 2018-11-28 02:42:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00781790725887 2018-11-28 02:42:27 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.70770329237 min: -0.0601061880589 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00781790725887 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.70770329237 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0601061880589 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:42:27 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:42:27 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:42:27 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1.residual 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1.sumwt 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1.psf 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1.pb 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1.cleanmask 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00079205961153Jy 2018-11-28 02:42:27 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:42:27 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:42:27 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['34'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1', threshold='0.00079205961153Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1.cleanmask', pblimit=0.99437206983566284, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:42:27 INFO tclean:::: 2018-11-28 02:42:27 INFO tclean:::: ########################################## 2018-11-28 02:42:27 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:42:27 INFO tclean:::: 2018-11-28 02:42:27 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:42:27 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :34 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:42:29 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:42:29 INFO SynthesisImager::selectData selected spw [34] start channels [0] nchannels [128] 2018-11-28 02:42:29 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] : 2018-11-28 02:42:29 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:42:29 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.02902e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:42:29 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:42:29 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:42:29 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:42:29 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:42:29 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:42:29 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:42:29 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:42:30 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:42:30 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] : hogbom 2018-11-28 02:42:30 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:42:30 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:42:30 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:42:30 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:42:30 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:42:30 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:42:30 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1.cleanmask 2018-11-28 02:42:30 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:42:30 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:42:30 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:42:30 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:42:30 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:42:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:42:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.707703,-0.0601062) over full image : (0.707703,-0.0601062) 2018-11-28 02:42:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:42:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0871005, CycleNiter=1000, Gain=0.1 2018-11-28 02:42:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] iters=0->20 [20], model=0->0.621663, peakres=0.707703->0.0860402, Reached cyclethreshold. 2018-11-28 02:42:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:42:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:42:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:42:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.0860393,-0.00706123) over full image : (0.0860393,-0.00706123) 2018-11-28 02:42:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Total Model Flux : 0.621663 2018-11-28 02:42:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0105893, CycleNiter=980, Gain=0.1 2018-11-28 02:42:32 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] iters=0->21 [21], model=0.621663->0.698341, peakres=0.0860393->0.0096347, Reached cyclethreshold. 2018-11-28 02:42:32 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 41 iterations. 2018-11-28 02:42:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:42:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:42:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.00963459,-0.00143471) over full image : (0.00963459,-0.00146429) 2018-11-28 02:42:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Total Model Flux : 0.698341 2018-11-28 02:42:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00118578, CycleNiter=959, Gain=0.1 2018-11-28 02:42:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] iters=0->22 [22], model=0.698341->0.707021, peakres=0.00963459->0.0011562, Reached cyclethreshold. 2018-11-28 02:42:35 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 63 iterations. 2018-11-28 02:42:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:42:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:42:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.00115634,-0.00114837) over full image : (0.00138205,-0.00132816) 2018-11-28 02:42:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Total Model Flux : 0.707021 2018-11-28 02:42:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00079206, CycleNiter=937, Gain=0.1 2018-11-28 02:42:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] iters=0->118 [118], model=0.707021->0.70752, peakres=0.00115634->0.000791214, Reached cyclethreshold. 2018-11-28 02:42:37 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 181 iterations. 2018-11-28 02:42:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:42:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:42:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Peak residual (max,min) within mask : (0.000791427,-0.000798861) over full image : (0.00132268,-0.0013096) 2018-11-28 02:42:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] Total Model Flux : 0.70752 2018-11-28 02:42:40 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:42:40 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] : Restoring model image. 2018-11-28 02:42:40 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw34.mfs.I.iter1] : Applying PB correction 2018-11-28 02:42:40 INFO tclean:::: 2018-11-28 02:42:40 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:42:40 INFO tclean:::: ########################################## 2018-11-28 02:42:41 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 181 iterations 2018-11-28 02:42:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000314902194077 2018-11-28 02:42:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000343636755133 2018-11-28 02:42:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.000919920450542 min: -0.00129964633379 2018-11-28 02:42:41 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.00034881583997 2018-11-28 02:42:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:42:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.00034881583997 2018-11-28 02:42:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00121263007168 2018-11-28 02:42:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.70767313242 2018-11-28 02:42:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000343636755133 2018-11-28 02:42:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000314902194077 2018-11-28 02:42:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.000919920450542 2018-11-28 02:42:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00129964633379 2018-11-28 02:42:41 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:42:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:42:41 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 35 2018-11-28 02:42:41 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs*.iter* 2018-11-28 02:42:41 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:42:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:42:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:42:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 35:0~127 2018-11-28 02:42:54 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:42:54 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 35] 2018-11-28 02:42:54 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[35] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:42:54 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:42:54 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:42:54 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:42:54 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:42:54 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:42:54 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:42:54 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:42:55 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000193029 2018-11-28 02:42:55 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12464 2018-11-28 02:42:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 35 ChanRange 0~127: 0.000193029247486 Jy/beam 2018-11-28 02:42:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000193029247486 Jy 2018-11-28 02:42:55 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:42:55 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:42:55 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['35'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:42:55 INFO tclean:::: 2018-11-28 02:42:55 INFO tclean:::: ########################################## 2018-11-28 02:42:55 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:42:55 INFO tclean:::: 2018-11-28 02:42:55 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:42:55 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :35 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:42:56 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:42:56 INFO SynthesisImager::selectData selected spw [35] start channels [0] nchannels [128] 2018-11-28 02:42:56 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter0] : 2018-11-28 02:42:57 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:42:57 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.04182e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:42:57 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:42:57 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:42:57 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:42:57 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:42:57 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:42:57 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:42:57 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:42:57 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:42:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:42:58 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000114705 2018-11-28 02:42:58 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.364942 arcsec, 0.129965 arcsec, -2.22302 deg 2018-11-28 02:42:58 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:42:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:43:00 INFO tclean:::: 2018-11-28 02:43:00 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:43:00 INFO tclean:::: ########################################## 2018-11-28 02:43:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00786248035729 2018-11-28 02:43:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.706468343735 min: -0.0611999630928 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00786248035729 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.706468343735 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0611999630928 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:43:01 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:43:01 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:43:01 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1.residual 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1.sumwt 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1.psf 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1.pb 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1.cleanmask 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000772116989946Jy 2018-11-28 02:43:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:43:01 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:43:01 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['35'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1', threshold='0.000772116989946Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1.cleanmask', pblimit=0.99434071779251099, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:43:01 INFO tclean:::: 2018-11-28 02:43:01 INFO tclean:::: ########################################## 2018-11-28 02:43:01 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:43:01 INFO tclean:::: 2018-11-28 02:43:01 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:43:01 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :35 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:43:03 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:43:03 INFO SynthesisImager::selectData selected spw [35] start channels [0] nchannels [128] 2018-11-28 02:43:03 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] : 2018-11-28 02:43:03 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:43:03 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.04182e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:43:03 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:43:03 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:43:03 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:43:03 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:43:03 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:43:03 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:43:03 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:43:03 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:43:03 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] : hogbom 2018-11-28 02:43:03 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:43:03 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:43:03 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:43:03 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:43:03 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:43:03 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:43:03 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1.cleanmask 2018-11-28 02:43:03 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:43:03 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:43:03 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:43:03 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:43:03 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:43:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:43:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.706468,-0.0612) over full image : (0.706468,-0.0612) 2018-11-28 02:43:03 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:43:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0795651, CycleNiter=1000, Gain=0.1 2018-11-28 02:43:03 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] iters=0->21 [21], model=0->0.629167, peakres=0.706468->0.0773011, Reached cyclethreshold. 2018-11-28 02:43:03 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:43:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:43:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:43:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.0772999,-0.00654311) over full image : (0.0772999,-0.00654311) 2018-11-28 02:43:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Total Model Flux : 0.629167 2018-11-28 02:43:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00870581, CycleNiter=979, Gain=0.1 2018-11-28 02:43:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] iters=0->21 [21], model=0.629167->0.698108, peakres=0.0772999->0.0087047, Reached cyclethreshold. 2018-11-28 02:43:06 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:43:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:43:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:43:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.0087048,-0.00150386) over full image : (0.0087048,-0.00150386) 2018-11-28 02:43:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Total Model Flux : 0.698108 2018-11-28 02:43:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000980367, CycleNiter=958, Gain=0.1 2018-11-28 02:43:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] iters=0->46 [46], model=0.698108->0.706928, peakres=0.0087048->0.000980353, Reached cyclethreshold. 2018-11-28 02:43:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 88 iterations. 2018-11-28 02:43:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:43:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:43:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.000986393,-0.000979053) over full image : (0.00132284,-0.00128696) 2018-11-28 02:43:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Total Model Flux : 0.706928 2018-11-28 02:43:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000772117, CycleNiter=912, Gain=0.1 2018-11-28 02:43:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] iters=0->103 [103], model=0.706928->0.708248, peakres=0.000986393->0.000771703, Reached cyclethreshold. 2018-11-28 02:43:11 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 191 iterations. 2018-11-28 02:43:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:43:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:43:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Peak residual (max,min) within mask : (0.000769713,-0.000772914) over full image : (0.00130272,-0.00127152) 2018-11-28 02:43:13 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] Total Model Flux : 0.708248 2018-11-28 02:43:13 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:43:14 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] : Restoring model image. 2018-11-28 02:43:14 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw35.mfs.I.iter1] : Applying PB correction 2018-11-28 02:43:14 INFO tclean:::: 2018-11-28 02:43:14 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:43:14 INFO tclean:::: ########################################## 2018-11-28 02:43:15 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 191 iterations 2018-11-28 02:43:15 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.00030829271418 2018-11-28 02:43:15 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000341860228218 2018-11-28 02:43:15 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00112689996604 min: -0.0010384360794 2018-11-28 02:43:15 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000346507644281 2018-11-28 02:43:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:43:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000346507644281 2018-11-28 02:43:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00110754591879 2018-11-28 02:43:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.706391990185 2018-11-28 02:43:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000341860228218 2018-11-28 02:43:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.00030829271418 2018-11-28 02:43:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00112689996604 2018-11-28 02:43:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0010384360794 2018-11-28 02:43:15 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:43:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:43:15 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 36 2018-11-28 02:43:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs*.iter* 2018-11-28 02:43:15 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:43:27 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:43:27 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:43:27 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 36:0~127 2018-11-28 02:43:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:43:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 36] 2018-11-28 02:43:28 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[36] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:43:28 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:43:28 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:43:28 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:43:28 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:43:28 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:43:28 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:43:28 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:43:28 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000189045 2018-11-28 02:43:28 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12467 2018-11-28 02:43:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 36 ChanRange 0~127: 0.000189045025974 Jy/beam 2018-11-28 02:43:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000189045025974 Jy 2018-11-28 02:43:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:43:28 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:43:29 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['36'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:43:29 INFO tclean:::: 2018-11-28 02:43:29 INFO tclean:::: ########################################## 2018-11-28 02:43:29 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:43:29 INFO tclean:::: 2018-11-28 02:43:29 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:43:29 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :36 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:43:30 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:43:30 INFO SynthesisImager::selectData selected spw [36] start channels [0] nchannels [128] 2018-11-28 02:43:30 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter0] : 2018-11-28 02:43:30 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:43:30 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.05462e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:43:30 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:43:30 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:43:30 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:43:30 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:43:30 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:43:30 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:43:30 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:43:31 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:43:31 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:43:32 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000112378 2018-11-28 02:43:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.364331 arcsec, 0.128812 arcsec, -2.39851 deg 2018-11-28 02:43:32 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:43:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:43:34 INFO tclean:::: 2018-11-28 02:43:34 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:43:34 INFO tclean:::: ########################################## 2018-11-28 02:43:35 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00781430769712 2018-11-28 02:43:35 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.704626321793 min: -0.0636855363846 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00781430769712 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.704626321793 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0636855363846 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:43:35 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:43:35 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:43:35 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1.residual 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1.sumwt 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1.psf 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1.pb 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1.cleanmask 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000756180103896Jy 2018-11-28 02:43:35 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:43:35 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:43:35 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['36'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1', threshold='0.000756180103896Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1.cleanmask', pblimit=0.99430930614471436, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:43:35 INFO tclean:::: 2018-11-28 02:43:35 INFO tclean:::: ########################################## 2018-11-28 02:43:35 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:43:35 INFO tclean:::: 2018-11-28 02:43:35 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:43:35 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :36 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:43:37 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:43:37 INFO SynthesisImager::selectData selected spw [36] start channels [0] nchannels [128] 2018-11-28 02:43:37 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] : 2018-11-28 02:43:37 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:43:37 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.05462e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:43:37 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:43:37 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:43:37 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:43:37 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:43:37 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:43:37 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:43:37 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:43:37 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:43:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] : hogbom 2018-11-28 02:43:37 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:43:37 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:43:37 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:43:37 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:43:37 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:43:37 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:43:38 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1.cleanmask 2018-11-28 02:43:38 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:43:38 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:43:38 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:43:38 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:43:38 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:43:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:43:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.704626,-0.0636855) over full image : (0.704626,-0.0636855) 2018-11-28 02:43:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:43:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.080417, CycleNiter=1000, Gain=0.1 2018-11-28 02:43:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] iters=0->21 [21], model=0->0.627527, peakres=0.704626->0.0770995, Reached cyclethreshold. 2018-11-28 02:43:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:43:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:43:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:43:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.0770986,-0.00662684) over full image : (0.0770986,-0.00662684) 2018-11-28 02:43:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Total Model Flux : 0.627527 2018-11-28 02:43:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00879904, CycleNiter=979, Gain=0.1 2018-11-28 02:43:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] iters=0->21 [21], model=0.627527->0.696261, peakres=0.0770986->0.00864793, Reached cyclethreshold. 2018-11-28 02:43:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:43:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:43:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:43:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.00864799,-0.00135743) over full image : (0.00864799,-0.00135743) 2018-11-28 02:43:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Total Model Flux : 0.696261 2018-11-28 02:43:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00098697, CycleNiter=958, Gain=0.1 2018-11-28 02:43:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] iters=0->40 [40], model=0.696261->0.704524, peakres=0.00864799->0.000976661, Reached cyclethreshold. 2018-11-28 02:43:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 82 iterations. 2018-11-28 02:43:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:43:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:43:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.000977558,-0.000976028) over full image : (0.00137012,-0.00129187) 2018-11-28 02:43:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Total Model Flux : 0.704524 2018-11-28 02:43:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00075618, CycleNiter=918, Gain=0.1 2018-11-28 02:43:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] iters=0->142 [142], model=0.704524->0.704062, peakres=0.000977558->0.000754751, Reached cyclethreshold. 2018-11-28 02:43:45 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 224 iterations. 2018-11-28 02:43:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:43:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:43:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.000760152,-0.000764211) over full image : (0.0013132,-0.00126875) 2018-11-28 02:43:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Total Model Flux : 0.704062 2018-11-28 02:43:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00075618, CycleNiter=776, Gain=0.1 2018-11-28 02:43:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] iters=0->3 [3], model=0.704062->0.703986, peakres=0.000760152->0.000749221, Reached cyclethreshold. 2018-11-28 02:43:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 227 iterations. 2018-11-28 02:43:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 5 ------------------------------------- 2018-11-28 02:43:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:43:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Peak residual (max,min) within mask : (0.000749228,-0.000744816) over full image : (0.00131342,-0.00127176) 2018-11-28 02:43:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] Total Model Flux : 0.703986 2018-11-28 02:43:50 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:43:50 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] : Restoring model image. 2018-11-28 02:43:50 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw36.mfs.I.iter1] : Applying PB correction 2018-11-28 02:43:50 INFO tclean:::: 2018-11-28 02:43:50 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:43:50 INFO tclean:::: ########################################## 2018-11-28 02:43:51 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 227 iterations 2018-11-28 02:43:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000302277650917 2018-11-28 02:43:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000329251401126 2018-11-28 02:43:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.0011976469541 min: -0.00116952019744 2018-11-28 02:43:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000331385206664 2018-11-28 02:43:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:43:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000331385206664 2018-11-28 02:43:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00120399391744 2018-11-28 02:43:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.704597234726 2018-11-28 02:43:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000329251401126 2018-11-28 02:43:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000302277650917 2018-11-28 02:43:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.0011976469541 2018-11-28 02:43:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00116952019744 2018-11-28 02:43:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:43:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:43:52 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 37 2018-11-28 02:43:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs*.iter* 2018-11-28 02:43:52 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:44:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:44:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:44:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 37:0~127 2018-11-28 02:44:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:44:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 37] 2018-11-28 02:44:05 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[37] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:44:05 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:44:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:44:05 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:44:05 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:44:05 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:44:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:44:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:44:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000190651 2018-11-28 02:44:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12287 2018-11-28 02:44:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 37 ChanRange 0~127: 0.000190651136703 Jy/beam 2018-11-28 02:44:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000190651136703 Jy 2018-11-28 02:44:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:44:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:44:06 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['37'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:44:06 INFO tclean:::: 2018-11-28 02:44:06 INFO tclean:::: ########################################## 2018-11-28 02:44:06 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:44:06 INFO tclean:::: 2018-11-28 02:44:06 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:44:06 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :37 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:44:07 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:44:07 INFO SynthesisImager::selectData selected spw [37] start channels [0] nchannels [128] 2018-11-28 02:44:07 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter0] : 2018-11-28 02:44:07 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:44:07 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.06742e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:44:07 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:44:07 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:44:07 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:44:07 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:44:07 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:44:07 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:44:07 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:44:08 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:44:08 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:44:09 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000113195 2018-11-28 02:44:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.361031 arcsec, 0.127642 arcsec, -2.36597 deg 2018-11-28 02:44:09 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:44:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:44:11 INFO tclean:::: 2018-11-28 02:44:11 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:44:11 INFO tclean:::: ########################################## 2018-11-28 02:44:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0077137760818 2018-11-28 02:44:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.703005969524 min: -0.0665413960814 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0077137760818 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.703005969524 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0665413960814 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:44:12 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:44:12 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:44:12 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1.residual 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1.sumwt 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1.psf 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1.pb 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1.cleanmask 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000762604546812Jy 2018-11-28 02:44:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:44:12 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:44:12 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['37'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1', threshold='0.000762604546812Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1.cleanmask', pblimit=0.99427783489227295, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:44:12 INFO tclean:::: 2018-11-28 02:44:12 INFO tclean:::: ########################################## 2018-11-28 02:44:12 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:44:12 INFO tclean:::: 2018-11-28 02:44:12 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:44:12 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :37 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:44:14 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:44:14 INFO SynthesisImager::selectData selected spw [37] start channels [0] nchannels [128] 2018-11-28 02:44:14 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] : 2018-11-28 02:44:14 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:44:14 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.06742e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:44:14 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:44:14 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:44:14 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:44:14 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:44:14 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:44:14 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:44:14 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:44:14 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:44:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] : hogbom 2018-11-28 02:44:14 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:44:14 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:44:14 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:44:14 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:44:14 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:44:14 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:44:14 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1.cleanmask 2018-11-28 02:44:14 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:44:14 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:44:14 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:44:14 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:44:14 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:44:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:44:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.703006,-0.0665414) over full image : (0.703006,-0.0665414) 2018-11-28 02:44:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:44:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0874234, CycleNiter=1000, Gain=0.1 2018-11-28 02:44:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] iters=0->20 [20], model=0->0.617537, peakres=0.703006->0.0854691, Reached cyclethreshold. 2018-11-28 02:44:14 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:44:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:44:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:44:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.0854682,-0.00810358) over full image : (0.0854682,-0.00810358) 2018-11-28 02:44:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Total Model Flux : 0.617537 2018-11-28 02:44:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0106285, CycleNiter=980, Gain=0.1 2018-11-28 02:44:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] iters=0->21 [21], model=0.617537->0.69374, peakres=0.0854682->0.00958548, Reached cyclethreshold. 2018-11-28 02:44:17 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 41 iterations. 2018-11-28 02:44:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:44:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:44:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.00958539,-0.00142801) over full image : (0.00958539,-0.00142801) 2018-11-28 02:44:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Total Model Flux : 0.69374 2018-11-28 02:44:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00119201, CycleNiter=959, Gain=0.1 2018-11-28 02:44:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] iters=0->25 [25], model=0.69374->0.702535, peakres=0.00958539->0.00118427, Reached cyclethreshold. 2018-11-28 02:44:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 66 iterations. 2018-11-28 02:44:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:44:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:44:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.00116834,-0.00118433) over full image : (0.00140958,-0.00138425) 2018-11-28 02:44:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Total Model Flux : 0.702535 2018-11-28 02:44:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000762605, CycleNiter=934, Gain=0.1 2018-11-28 02:44:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] iters=0->149 [149], model=0.702535->0.703603, peakres=0.00116834->0.000762206, Reached cyclethreshold. 2018-11-28 02:44:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 215 iterations. 2018-11-28 02:44:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:44:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:44:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Peak residual (max,min) within mask : (0.000761298,-0.000776242) over full image : (0.00140635,-0.00136607) 2018-11-28 02:44:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] Total Model Flux : 0.703603 2018-11-28 02:44:24 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:44:25 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] : Restoring model image. 2018-11-28 02:44:25 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw37.mfs.I.iter1] : Applying PB correction 2018-11-28 02:44:25 INFO tclean:::: 2018-11-28 02:44:25 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:44:25 INFO tclean:::: ########################################## 2018-11-28 02:44:26 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 215 iterations 2018-11-28 02:44:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000301853520796 2018-11-28 02:44:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000339331832947 2018-11-28 02:44:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00140635157004 min: -0.00126732047647 2018-11-28 02:44:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000341768376529 2018-11-28 02:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000341768376529 2018-11-28 02:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00129911443219 2018-11-28 02:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.7029337883 2018-11-28 02:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000339331832947 2018-11-28 02:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000301853520796 2018-11-28 02:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00140635157004 2018-11-28 02:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00126732047647 2018-11-28 02:44:26 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 38 2018-11-28 02:44:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs*.iter* 2018-11-28 02:44:26 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:44:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:44:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:44:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 38:0~127 2018-11-28 02:44:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:44:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 38] 2018-11-28 02:44:39 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[38] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:44:39 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:44:39 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:44:39 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:44:39 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:44:40 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:44:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:44:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:44:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000197661 2018-11-28 02:44:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12263 2018-11-28 02:44:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 38 ChanRange 0~127: 0.000197660580067 Jy/beam 2018-11-28 02:44:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000197660580067 Jy 2018-11-28 02:44:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:44:40 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:44:40 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['38'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:44:40 INFO tclean:::: 2018-11-28 02:44:40 INFO tclean:::: ########################################## 2018-11-28 02:44:40 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:44:40 INFO tclean:::: 2018-11-28 02:44:40 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:44:40 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :38 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:44:42 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:44:42 INFO SynthesisImager::selectData selected spw [38] start channels [0] nchannels [128] 2018-11-28 02:44:42 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter0] : 2018-11-28 02:44:42 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:44:42 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.08022e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:44:42 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:44:42 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:44:42 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:44:42 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:44:42 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:44:42 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:44:42 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:44:42 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:44:42 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:44:44 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000117602 2018-11-28 02:44:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.360056 arcsec, 0.12664 arcsec, -2.3159 deg 2018-11-28 02:44:44 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:44:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:44:45 INFO tclean:::: 2018-11-28 02:44:45 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:44:45 INFO tclean:::: ########################################## 2018-11-28 02:44:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00751663837582 2018-11-28 02:44:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.701578557491 min: -0.0672042369843 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00751663837582 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.701578557491 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0672042369843 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:44:47 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:44:47 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:44:47 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1.residual 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1.sumwt 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1.psf 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1.pb 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1.cleanmask 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000790642320267Jy 2018-11-28 02:44:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:44:47 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:44:47 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['38'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1', threshold='0.000790642320267Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1.cleanmask', pblimit=0.99421459436416626, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:44:47 INFO tclean:::: 2018-11-28 02:44:47 INFO tclean:::: ########################################## 2018-11-28 02:44:47 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:44:47 INFO tclean:::: 2018-11-28 02:44:47 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:44:47 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :38 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:44:48 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:44:48 INFO SynthesisImager::selectData selected spw [38] start channels [0] nchannels [128] 2018-11-28 02:44:48 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] : 2018-11-28 02:44:48 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:44:48 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.08022e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:44:48 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:44:48 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:44:48 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:44:48 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:44:48 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:44:48 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:44:48 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:44:49 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:44:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] : hogbom 2018-11-28 02:44:49 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:44:49 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:44:49 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:44:49 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:44:49 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:44:49 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:44:49 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1.cleanmask 2018-11-28 02:44:49 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:44:49 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:44:49 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:44:49 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:44:49 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:44:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:44:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.701579,-0.0672042) over full image : (0.701579,-0.0672042) 2018-11-28 02:44:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:44:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0826551, CycleNiter=1000, Gain=0.1 2018-11-28 02:44:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] iters=0->21 [21], model=0->0.624812, peakres=0.701579->0.076766, Reached cyclethreshold. 2018-11-28 02:44:49 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:44:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:44:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:44:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.0767652,-0.00730941) over full image : (0.0767652,-0.00730941) 2018-11-28 02:44:52 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Total Model Flux : 0.624812 2018-11-28 02:44:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00904394, CycleNiter=979, Gain=0.1 2018-11-28 02:44:52 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] iters=0->21 [21], model=0.624812->0.693289, peakres=0.0767652->0.00868485, Reached cyclethreshold. 2018-11-28 02:44:52 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:44:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:44:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:44:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.00868465,-0.00126882) over full image : (0.00868465,-0.00144292) 2018-11-28 02:44:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Total Model Flux : 0.693289 2018-11-28 02:44:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00102316, CycleNiter=958, Gain=0.1 2018-11-28 02:44:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] iters=0->43 [43], model=0.693289->0.701249, peakres=0.00868465->0.00102228, Reached cyclethreshold. 2018-11-28 02:44:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 85 iterations. 2018-11-28 02:44:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:44:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:44:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.00102092,-0.000990542) over full image : (0.00143012,-0.00135478) 2018-11-28 02:44:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Total Model Flux : 0.701249 2018-11-28 02:44:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000790642, CycleNiter=915, Gain=0.1 2018-11-28 02:44:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] iters=0->113 [113], model=0.701249->0.70155, peakres=0.00102092->0.000788499, Reached cyclethreshold. 2018-11-28 02:44:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 198 iterations. 2018-11-28 02:44:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:44:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:44:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.000793352,-0.000795266) over full image : (0.00139222,-0.00135049) 2018-11-28 02:44:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Total Model Flux : 0.70155 2018-11-28 02:44:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000790642, CycleNiter=802, Gain=0.1 2018-11-28 02:44:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] iters=0->2 [2], model=0.70155->0.701549, peakres=0.000793352->0.000790278, Reached cyclethreshold. 2018-11-28 02:44:59 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 200 iterations. 2018-11-28 02:44:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 5 ------------------------------------- 2018-11-28 02:45:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:45:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Peak residual (max,min) within mask : (0.000790282,-0.00078802) over full image : (0.00138984,-0.00135126) 2018-11-28 02:45:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] Total Model Flux : 0.701549 2018-11-28 02:45:01 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:45:02 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] : Restoring model image. 2018-11-28 02:45:02 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw38.mfs.I.iter1] : Applying PB correction 2018-11-28 02:45:02 INFO tclean:::: 2018-11-28 02:45:02 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:45:02 INFO tclean:::: ########################################## 2018-11-28 02:45:03 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 200 iterations 2018-11-28 02:45:03 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000313256226946 2018-11-28 02:45:03 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000327367481077 2018-11-28 02:45:03 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00111438694876 min: -0.000953062030021 2018-11-28 02:45:03 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000330366106937 2018-11-28 02:45:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:45:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000330366106937 2018-11-28 02:45:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00121075636707 2018-11-28 02:45:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.701500356197 2018-11-28 02:45:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000327367481077 2018-11-28 02:45:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000313256226946 2018-11-28 02:45:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00111438694876 2018-11-28 02:45:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.000953062030021 2018-11-28 02:45:03 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:45:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:45:03 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 39 2018-11-28 02:45:03 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs*.iter* 2018-11-28 02:45:03 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:45:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:45:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:45:15 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 39:0~127 2018-11-28 02:45:16 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:45:16 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 39] 2018-11-28 02:45:16 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[39] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:45:16 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:45:16 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:45:16 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:45:16 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:45:16 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:45:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:45:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:45:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000199228 2018-11-28 02:45:16 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12227 2018-11-28 02:45:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 39 ChanRange 0~127: 0.000199228341254 Jy/beam 2018-11-28 02:45:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000199228341254 Jy 2018-11-28 02:45:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:45:16 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:45:16 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['39'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:45:17 INFO tclean:::: 2018-11-28 02:45:17 INFO tclean:::: ########################################## 2018-11-28 02:45:17 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:45:17 INFO tclean:::: 2018-11-28 02:45:17 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:45:17 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :39 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:45:18 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:45:18 INFO SynthesisImager::selectData selected spw [39] start channels [0] nchannels [128] 2018-11-28 02:45:18 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter0] : 2018-11-28 02:45:18 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:45:18 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.09301e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:45:18 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:45:18 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:45:18 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:45:18 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:45:18 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:45:18 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:45:18 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:45:18 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:45:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:45:20 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000118768 2018-11-28 02:45:20 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.359366 arcsec, 0.125549 arcsec, -2.36188 deg 2018-11-28 02:45:20 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:45:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:45:21 INFO tclean:::: 2018-11-28 02:45:21 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:45:21 INFO tclean:::: ########################################## 2018-11-28 02:45:22 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00721936905757 2018-11-28 02:45:22 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.700041949749 min: -0.0688255652785 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00721936905757 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.700041949749 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0688255652785 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:45:22 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:45:22 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:45:22 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1.residual 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1.sumwt 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1.psf 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1.pb 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1.cleanmask 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000796913365018Jy 2018-11-28 02:45:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:45:22 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:45:23 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['39'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1', threshold='0.000796913365018Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1.cleanmask', pblimit=0.99418282508850098, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:45:23 INFO tclean:::: 2018-11-28 02:45:23 INFO tclean:::: ########################################## 2018-11-28 02:45:23 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:45:23 INFO tclean:::: 2018-11-28 02:45:23 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:45:23 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :39 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:45:24 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:45:24 INFO SynthesisImager::selectData selected spw [39] start channels [0] nchannels [128] 2018-11-28 02:45:24 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] : 2018-11-28 02:45:24 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:45:24 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.09301e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:45:24 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:45:24 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:45:24 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:45:24 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:45:24 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:45:24 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:45:24 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:45:25 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:45:25 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] : hogbom 2018-11-28 02:45:25 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:45:25 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:45:25 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:45:25 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:45:25 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:45:25 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:45:25 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1.cleanmask 2018-11-28 02:45:25 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:45:25 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:45:25 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:45:25 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:45:25 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:45:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:45:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.700042,-0.0688256) over full image : (0.700042,-0.0688256) 2018-11-28 02:45:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:45:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0772384, CycleNiter=1000, Gain=0.1 2018-11-28 02:45:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] iters=0->21 [21], model=0->0.623444, peakres=0.700042->0.0765979, Reached cyclethreshold. 2018-11-28 02:45:25 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:45:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:45:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:45:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.076597,-0.00774959) over full image : (0.076597,-0.00774959) 2018-11-28 02:45:28 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Total Model Flux : 0.623444 2018-11-28 02:45:28 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00845125, CycleNiter=979, Gain=0.1 2018-11-28 02:45:28 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] iters=0->22 [22], model=0.623444->0.692636, peakres=0.076597->0.00780544, Reached cyclethreshold. 2018-11-28 02:45:28 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:45:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:45:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:45:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.00780528,-0.0014585) over full image : (0.00780528,-0.0014585) 2018-11-28 02:45:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Total Model Flux : 0.692636 2018-11-28 02:45:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000861187, CycleNiter=957, Gain=0.1 2018-11-28 02:45:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] iters=0->164 [164], model=0.692636->0.698857, peakres=0.00780528->0.00085979, Reached cyclethreshold. 2018-11-28 02:45:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 207 iterations. 2018-11-28 02:45:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:45:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:45:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.000871421,-0.000864651) over full image : (0.00144371,-0.00149893) 2018-11-28 02:45:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Total Model Flux : 0.698857 2018-11-28 02:45:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000796913, CycleNiter=793, Gain=0.1 2018-11-28 02:45:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] iters=0->68 [68], model=0.698857->0.699193, peakres=0.000871421->0.000796298, Reached cyclethreshold. 2018-11-28 02:45:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 275 iterations. 2018-11-28 02:45:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:45:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:45:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.000797884,-0.000802214) over full image : (0.00142804,-0.00147457) 2018-11-28 02:45:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Total Model Flux : 0.699193 2018-11-28 02:45:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000796913, CycleNiter=725, Gain=0.1 2018-11-28 02:45:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] iters=0->2 [2], model=0.699193->0.699193, peakres=0.000797884->0.000793161, Reached cyclethreshold. 2018-11-28 02:45:35 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 277 iterations. 2018-11-28 02:45:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 5 ------------------------------------- 2018-11-28 02:45:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:45:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Peak residual (max,min) within mask : (0.000791949,-0.000793666) over full image : (0.0014292,-0.00147152) 2018-11-28 02:45:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] Total Model Flux : 0.699193 2018-11-28 02:45:38 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:45:38 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] : Restoring model image. 2018-11-28 02:45:38 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw39.mfs.I.iter1] : Applying PB correction 2018-11-28 02:45:38 INFO tclean:::: 2018-11-28 02:45:38 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:45:38 INFO tclean:::: ########################################## 2018-11-28 02:45:39 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 277 iterations 2018-11-28 02:45:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000325230328599 2018-11-28 02:45:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000370231486158 2018-11-28 02:45:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00142920215148 min: -0.00147152424324 2018-11-28 02:45:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000373944145394 2018-11-28 02:45:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:45:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000373944145394 2018-11-28 02:45:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00133804255165 2018-11-28 02:45:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.699960947037 2018-11-28 02:45:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000370231486158 2018-11-28 02:45:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000325230328599 2018-11-28 02:45:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00142920215148 2018-11-28 02:45:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00147152424324 2018-11-28 02:45:39 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:45:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:45:40 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 40 2018-11-28 02:45:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs*.iter* 2018-11-28 02:45:40 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:45:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:45:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:45:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 40:0~127 2018-11-28 02:45:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:45:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 40] 2018-11-28 02:45:52 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[40] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:45:52 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:45:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:45:52 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:45:52 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:45:53 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:45:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:45:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:45:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000201363 2018-11-28 02:45:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12059 2018-11-28 02:45:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 40 ChanRange 0~127: 0.000201362686045 Jy/beam 2018-11-28 02:45:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000201362686045 Jy 2018-11-28 02:45:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:45:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:45:53 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['40'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:45:53 INFO tclean:::: 2018-11-28 02:45:53 INFO tclean:::: ########################################## 2018-11-28 02:45:53 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:45:53 INFO tclean:::: 2018-11-28 02:45:53 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:45:53 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :40 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:45:55 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:45:55 INFO SynthesisImager::selectData selected spw [40] start channels [0] nchannels [128] 2018-11-28 02:45:55 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter0] : 2018-11-28 02:45:55 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:45:55 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.10581e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:45:55 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:45:55 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:45:55 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:45:55 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:45:55 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:45:55 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:45:55 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:45:55 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:45:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:45:57 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000120029 2018-11-28 02:45:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.358453 arcsec, 0.125277 arcsec, -2.35938 deg 2018-11-28 02:45:57 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:45:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:45:58 INFO tclean:::: 2018-11-28 02:45:58 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:45:58 INFO tclean:::: ########################################## 2018-11-28 02:46:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00729244900867 2018-11-28 02:46:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.698366582394 min: -0.0673499256372 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00729244900867 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.698366582394 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0673499256372 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:46:00 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:46:00 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:46:00 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1.residual 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1.sumwt 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1.psf 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1.pb 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1.cleanmask 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00080545074418Jy 2018-11-28 02:46:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:46:00 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:46:00 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['40'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1', threshold='0.00080545074418Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1.cleanmask', pblimit=0.99415099620819092, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:46:00 INFO tclean:::: 2018-11-28 02:46:00 INFO tclean:::: ########################################## 2018-11-28 02:46:00 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:46:00 INFO tclean:::: 2018-11-28 02:46:00 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:46:00 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :40 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:46:01 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:46:01 INFO SynthesisImager::selectData selected spw [40] start channels [0] nchannels [128] 2018-11-28 02:46:01 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] : 2018-11-28 02:46:02 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:46:02 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.10581e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:46:02 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:46:02 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:46:02 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:46:02 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:46:02 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:46:02 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:46:02 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:46:02 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:46:02 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] : hogbom 2018-11-28 02:46:02 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:46:02 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:46:02 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:46:02 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:46:02 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:46:02 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:46:02 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1.cleanmask 2018-11-28 02:46:02 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:46:02 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:46:02 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:46:02 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:46:02 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:46:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:46:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.698367,-0.0673499) over full image : (0.698367,-0.0673499) 2018-11-28 02:46:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:46:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0812224, CycleNiter=1000, Gain=0.1 2018-11-28 02:46:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] iters=0->21 [21], model=0->0.621952, peakres=0.698367->0.0764146, Reached cyclethreshold. 2018-11-28 02:46:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:46:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:46:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:46:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.0764137,-0.00722582) over full image : (0.0764137,-0.00722582) 2018-11-28 02:46:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Total Model Flux : 0.621952 2018-11-28 02:46:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00888717, CycleNiter=979, Gain=0.1 2018-11-28 02:46:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] iters=0->21 [21], model=0.621952->0.690092, peakres=0.0764137->0.00858626, Reached cyclethreshold. 2018-11-28 02:46:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:46:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:46:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:46:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.00858619,-0.00141357) over full image : (0.00858619,-0.00143375) 2018-11-28 02:46:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Total Model Flux : 0.690092 2018-11-28 02:46:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000998604, CycleNiter=958, Gain=0.1 2018-11-28 02:46:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] iters=0->55 [55], model=0.690092->0.697349, peakres=0.00858619->0.000997244, Reached cyclethreshold. 2018-11-28 02:46:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 97 iterations. 2018-11-28 02:46:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:46:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:46:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.0009955,-0.000997607) over full image : (0.00133131,-0.00144363) 2018-11-28 02:46:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Total Model Flux : 0.697349 2018-11-28 02:46:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000805451, CycleNiter=903, Gain=0.1 2018-11-28 02:46:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] iters=0->113 [113], model=0.697349->0.697408, peakres=0.0009955->0.000804516, Reached cyclethreshold. 2018-11-28 02:46:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 210 iterations. 2018-11-28 02:46:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:46:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:46:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.000807764,-0.000802368) over full image : (0.00131664,-0.00142705) 2018-11-28 02:46:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Total Model Flux : 0.697408 2018-11-28 02:46:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000805451, CycleNiter=790, Gain=0.1 2018-11-28 02:46:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] iters=0->1 [1], model=0.697408->0.697489, peakres=0.000807764->0.000802147, Reached cyclethreshold. 2018-11-28 02:46:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 211 iterations. 2018-11-28 02:46:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 5 ------------------------------------- 2018-11-28 02:46:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:46:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Peak residual (max,min) within mask : (0.000802137,-0.000802134) over full image : (0.0013165,-0.00142734) 2018-11-28 02:46:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] Total Model Flux : 0.697489 2018-11-28 02:46:14 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:46:15 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] : Restoring model image. 2018-11-28 02:46:15 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw40.mfs.I.iter1] : Applying PB correction 2018-11-28 02:46:15 INFO tclean:::: 2018-11-28 02:46:15 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:46:15 INFO tclean:::: ########################################## 2018-11-28 02:46:16 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 211 iterations 2018-11-28 02:46:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000321457511745 2018-11-28 02:46:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000380660116207 2018-11-28 02:46:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00124036241323 min: -0.00121169781778 2018-11-28 02:46:16 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000381578254746 2018-11-28 02:46:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:46:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000381578254746 2018-11-28 02:46:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00133942568209 2018-11-28 02:46:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.698271274567 2018-11-28 02:46:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000380660116207 2018-11-28 02:46:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000321457511745 2018-11-28 02:46:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00124036241323 2018-11-28 02:46:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00121169781778 2018-11-28 02:46:16 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:46:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:46:16 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 41 2018-11-28 02:46:16 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs*.iter* 2018-11-28 02:46:16 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:46:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:46:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:46:28 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 41:0~127 2018-11-28 02:46:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:46:29 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 41] 2018-11-28 02:46:29 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[41] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:46:29 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:46:29 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:46:29 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:46:29 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:46:29 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:46:29 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:46:29 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:46:29 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000207276 2018-11-28 02:46:29 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.11973 2018-11-28 02:46:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 41 ChanRange 0~127: 0.000207275820837 Jy/beam 2018-11-28 02:46:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000207275820837 Jy 2018-11-28 02:46:29 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:46:29 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:46:30 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['41'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:46:30 INFO tclean:::: 2018-11-28 02:46:30 INFO tclean:::: ########################################## 2018-11-28 02:46:30 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:46:30 INFO tclean:::: 2018-11-28 02:46:30 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:46:30 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :41 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:46:31 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:46:31 INFO SynthesisImager::selectData selected spw [41] start channels [0] nchannels [128] 2018-11-28 02:46:31 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter0] : 2018-11-28 02:46:31 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:46:31 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.11861e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:46:31 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:46:31 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:46:31 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:46:31 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:46:31 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:46:31 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:46:31 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:46:32 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:46:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:46:33 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000124012 2018-11-28 02:46:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.35598 arcsec, 0.124302 arcsec, -2.36682 deg 2018-11-28 02:46:33 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:46:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:46:35 INFO tclean:::: 2018-11-28 02:46:35 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:46:35 INFO tclean:::: ########################################## 2018-11-28 02:46:36 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00733634689823 2018-11-28 02:46:36 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.696964323521 min: -0.0662064552307 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00733634689823 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.696964323521 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0662064552307 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:46:36 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:46:36 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:46:36 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1.residual 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1.sumwt 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1.psf 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1.pb 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1.cleanmask 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000829103283346Jy 2018-11-28 02:46:36 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:46:36 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:46:36 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['41'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1', threshold='0.000829103283346Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1.cleanmask', pblimit=0.99411898851394653, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:46:36 INFO tclean:::: 2018-11-28 02:46:36 INFO tclean:::: ########################################## 2018-11-28 02:46:36 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:46:36 INFO tclean:::: 2018-11-28 02:46:36 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:46:36 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :41 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:46:37 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:46:37 INFO SynthesisImager::selectData selected spw [41] start channels [0] nchannels [128] 2018-11-28 02:46:37 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] : 2018-11-28 02:46:38 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:46:38 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.11861e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:46:38 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:46:38 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:46:38 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:46:38 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:46:38 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:46:38 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:46:38 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:46:38 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:46:38 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] : hogbom 2018-11-28 02:46:38 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:46:38 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:46:38 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:46:38 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:46:38 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:46:38 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:46:38 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1.cleanmask 2018-11-28 02:46:38 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:46:38 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:46:38 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:46:38 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:46:38 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:46:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:46:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.696964,-0.0662065) over full image : (0.696964,-0.0662065) 2018-11-28 02:46:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:46:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0805935, CycleNiter=1000, Gain=0.1 2018-11-28 02:46:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] iters=0->21 [21], model=0->0.620703, peakres=0.696964->0.0762611, Reached cyclethreshold. 2018-11-28 02:46:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:46:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:46:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:46:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.0762604,-0.00715408) over full image : (0.0762604,-0.00715408) 2018-11-28 02:46:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Total Model Flux : 0.620703 2018-11-28 02:46:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00881838, CycleNiter=979, Gain=0.1 2018-11-28 02:46:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] iters=0->21 [21], model=0.620703->0.688697, peakres=0.0762604->0.00857042, Reached cyclethreshold. 2018-11-28 02:46:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:46:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:46:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:46:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.00857039,-0.00147295) over full image : (0.00857039,-0.00153775) 2018-11-28 02:46:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Total Model Flux : 0.688697 2018-11-28 02:46:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000991037, CycleNiter=958, Gain=0.1 2018-11-28 02:46:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] iters=0->71 [71], model=0.688697->0.697019, peakres=0.00857039->0.000990249, Reached cyclethreshold. 2018-11-28 02:46:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 113 iterations. 2018-11-28 02:46:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:46:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:46:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.000990325,-0.000986343) over full image : (0.00147508,-0.00141986) 2018-11-28 02:46:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Total Model Flux : 0.697019 2018-11-28 02:46:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000829103, CycleNiter=887, Gain=0.1 2018-11-28 02:46:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] iters=0->110 [110], model=0.697019->0.699513, peakres=0.000990325->0.000827357, Reached cyclethreshold. 2018-11-28 02:46:45 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 223 iterations. 2018-11-28 02:46:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:46:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:46:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Peak residual (max,min) within mask : (0.000827254,-0.00082728) over full image : (0.00147903,-0.00141131) 2018-11-28 02:46:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] Total Model Flux : 0.699513 2018-11-28 02:46:48 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:46:48 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] : Restoring model image. 2018-11-28 02:46:48 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw41.mfs.I.iter1] : Applying PB correction 2018-11-28 02:46:48 INFO tclean:::: 2018-11-28 02:46:48 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:46:48 INFO tclean:::: ########################################## 2018-11-28 02:46:50 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 223 iterations 2018-11-28 02:46:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000333369651344 2018-11-28 02:46:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000347312277881 2018-11-28 02:46:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00109208154026 min: -0.00141130865086 2018-11-28 02:46:50 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000350793416146 2018-11-28 02:46:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:46:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000350793416146 2018-11-28 02:46:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00140536553226 2018-11-28 02:46:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.696844637394 2018-11-28 02:46:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000347312277881 2018-11-28 02:46:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000333369651344 2018-11-28 02:46:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00109208154026 2018-11-28 02:46:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00141130865086 2018-11-28 02:46:50 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:46:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:46:50 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 42 2018-11-28 02:46:50 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs*.iter* 2018-11-28 02:46:50 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:47:02 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:47:02 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:47:02 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 42:0~127 2018-11-28 02:47:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:47:03 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 42] 2018-11-28 02:47:03 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[42] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:47:03 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:47:03 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:47:03 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:47:03 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:47:03 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:47:03 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:47:03 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:47:04 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000209283 2018-11-28 02:47:04 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12038 2018-11-28 02:47:04 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 42 ChanRange 0~127: 0.000209282720507 Jy/beam 2018-11-28 02:47:04 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000209282720507 Jy 2018-11-28 02:47:04 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:47:04 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:47:04 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['42'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:47:04 INFO tclean:::: 2018-11-28 02:47:04 INFO tclean:::: ########################################## 2018-11-28 02:47:04 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:47:04 INFO tclean:::: 2018-11-28 02:47:04 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:47:04 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :42 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:47:05 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:47:05 INFO SynthesisImager::selectData selected spw [42] start channels [0] nchannels [128] 2018-11-28 02:47:05 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter0] : 2018-11-28 02:47:05 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:47:05 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.13141e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:47:05 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:47:05 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:47:05 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:47:05 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:47:05 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:47:05 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:47:05 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:47:06 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:47:06 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:47:07 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000125052 2018-11-28 02:47:07 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.357192 arcsec, 0.124905 arcsec, -2.12244 deg 2018-11-28 02:47:07 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:47:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:47:09 INFO tclean:::: 2018-11-28 02:47:09 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:47:09 INFO tclean:::: ########################################## 2018-11-28 02:47:10 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00737842777744 2018-11-28 02:47:10 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.695247471333 min: -0.0653937608004 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00737842777744 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.695247471333 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0653937608004 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:47:10 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:47:10 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:47:10 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1.residual 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1.sumwt 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1.psf 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1.pb 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1.cleanmask 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000837130882027Jy 2018-11-28 02:47:10 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:47:10 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:47:10 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['42'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1', threshold='0.000837130882027Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1.cleanmask', pblimit=0.99408704042434692, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:47:10 INFO tclean:::: 2018-11-28 02:47:10 INFO tclean:::: ########################################## 2018-11-28 02:47:10 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:47:10 INFO tclean:::: 2018-11-28 02:47:10 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:47:10 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :42 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:47:12 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:47:12 INFO SynthesisImager::selectData selected spw [42] start channels [0] nchannels [128] 2018-11-28 02:47:12 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] : 2018-11-28 02:47:12 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:47:12 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.13141e+10] at [0] with increment [1.28005e+08] 2018-11-28 02:47:12 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:47:12 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:47:12 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:47:12 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:47:12 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:47:12 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:47:12 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:47:12 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:47:12 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] : hogbom 2018-11-28 02:47:12 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:47:12 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:47:12 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:47:12 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:47:12 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:47:12 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:47:12 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1.cleanmask 2018-11-28 02:47:12 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:47:12 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:47:12 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:47:12 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:47:12 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:47:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:47:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.695247,-0.0653938) over full image : (0.695247,-0.0653938) 2018-11-28 02:47:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:47:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0760046, CycleNiter=1000, Gain=0.1 2018-11-28 02:47:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] iters=0->22 [22], model=0->0.626781, peakres=0.695247->0.068466, Reached cyclethreshold. 2018-11-28 02:47:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:47:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:47:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:47:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.0684651,-0.0063762) over full image : (0.0684651,-0.0063762) 2018-11-28 02:47:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Total Model Flux : 0.626781 2018-11-28 02:47:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00748462, CycleNiter=978, Gain=0.1 2018-11-28 02:47:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] iters=0->22 [22], model=0.626781->0.688685, peakres=0.0684651->0.00704957, Reached cyclethreshold. 2018-11-28 02:47:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:47:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:47:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:47:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.0070496,-0.00143342) over full image : (0.0070496,-0.00143342) 2018-11-28 02:47:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Total Model Flux : 0.688685 2018-11-28 02:47:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000837131, CycleNiter=956, Gain=0.1 2018-11-28 02:47:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] iters=0->166 [166], model=0.688685->0.694008, peakres=0.0070496->0.000836966, Reached cyclethreshold. 2018-11-28 02:47:17 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 210 iterations. 2018-11-28 02:47:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:47:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:47:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.000846027,-0.000843094) over full image : (0.00147035,-0.00137911) 2018-11-28 02:47:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Total Model Flux : 0.694007 2018-11-28 02:47:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000837131, CycleNiter=790, Gain=0.1 2018-11-28 02:47:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] iters=0->5 [5], model=0.694007->0.694092, peakres=0.000846027->0.000837009, Reached cyclethreshold. 2018-11-28 02:47:20 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 215 iterations. 2018-11-28 02:47:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:47:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:47:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Peak residual (max,min) within mask : (0.000834459,-0.00083563) over full image : (0.00146852,-0.00137974) 2018-11-28 02:47:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] Total Model Flux : 0.694092 2018-11-28 02:47:22 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:47:23 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] : Restoring model image. 2018-11-28 02:47:23 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw42.mfs.I.iter1] : Applying PB correction 2018-11-28 02:47:23 INFO tclean:::: 2018-11-28 02:47:23 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:47:23 INFO tclean:::: ########################################## 2018-11-28 02:47:24 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 215 iterations 2018-11-28 02:47:24 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000329835573211 2018-11-28 02:47:24 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000365683226846 2018-11-28 02:47:24 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00146851781756 min: -0.00102336890996 2018-11-28 02:47:24 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000371368165361 2018-11-28 02:47:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:47:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000371368165361 2018-11-28 02:47:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00125000556 2018-11-28 02:47:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.695144832134 2018-11-28 02:47:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000365683226846 2018-11-28 02:47:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000329835573211 2018-11-28 02:47:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00146851781756 2018-11-28 02:47:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00102336890996 2018-11-28 02:47:24 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:47:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:47:24 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 43 2018-11-28 02:47:24 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs*.iter* 2018-11-28 02:47:24 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:47:36 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:47:36 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:47:36 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 43:0~127 2018-11-28 02:47:37 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:47:37 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 43] 2018-11-28 02:47:37 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[43] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:47:37 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:47:37 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:47:37 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:47:37 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:47:37 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:47:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:47:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:47:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000204396 2018-11-28 02:47:37 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12128 2018-11-28 02:47:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 43 ChanRange 0~127: 0.000204396497893 Jy/beam 2018-11-28 02:47:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000204396497893 Jy 2018-11-28 02:47:37 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:47:37 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:47:38 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['43'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:47:38 INFO tclean:::: 2018-11-28 02:47:38 INFO tclean:::: ########################################## 2018-11-28 02:47:38 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:47:38 INFO tclean:::: 2018-11-28 02:47:38 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:47:38 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :43 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:47:39 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:47:39 INFO SynthesisImager::selectData selected spw [43] start channels [0] nchannels [128] 2018-11-28 02:47:39 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter0] : 2018-11-28 02:47:39 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:47:39 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.14421e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:47:39 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:47:39 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:47:39 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:47:39 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:47:39 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:47:39 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:47:39 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:47:40 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:47:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:47:41 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.00012163 2018-11-28 02:47:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.357606 arcsec, 0.12512 arcsec, -1.98901 deg 2018-11-28 02:47:41 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:47:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:47:43 INFO tclean:::: 2018-11-28 02:47:43 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:47:43 INFO tclean:::: ########################################## 2018-11-28 02:47:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00724788941443 2018-11-28 02:47:44 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.693763256073 min: -0.0666789859533 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00724788941443 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.693763256073 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0666789859533 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:47:44 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:47:44 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:47:44 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1.residual 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1.sumwt 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1.psf 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1.pb 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1.cleanmask 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000817585991572Jy 2018-11-28 02:47:44 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:47:44 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:47:44 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['43'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1', threshold='0.000817585991572Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1.cleanmask', pblimit=0.99405497312545776, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:47:44 INFO tclean:::: 2018-11-28 02:47:44 INFO tclean:::: ########################################## 2018-11-28 02:47:44 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:47:44 INFO tclean:::: 2018-11-28 02:47:44 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:47:44 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :43 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:47:46 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:47:46 INFO SynthesisImager::selectData selected spw [43] start channels [0] nchannels [128] 2018-11-28 02:47:46 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] : 2018-11-28 02:47:46 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:47:46 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.14421e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:47:46 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:47:46 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:47:46 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:47:46 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:47:46 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:47:46 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:47:46 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:47:46 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:47:46 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] : hogbom 2018-11-28 02:47:46 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:47:46 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:47:46 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:47:46 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:47:46 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:47:46 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:47:46 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1.cleanmask 2018-11-28 02:47:46 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:47:46 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:47:46 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:47:46 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:47:46 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:47:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:47:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.693763,-0.066679) over full image : (0.693763,-0.066679) 2018-11-28 02:47:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:47:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0758557, CycleNiter=1000, Gain=0.1 2018-11-28 02:47:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] iters=0->22 [22], model=0->0.625443, peakres=0.693763->0.0683198, Reached cyclethreshold. 2018-11-28 02:47:46 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:47:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:47:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:47:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.0683189,-0.00714333) over full image : (0.0683189,-0.00714333) 2018-11-28 02:47:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Total Model Flux : 0.625443 2018-11-28 02:47:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00746995, CycleNiter=978, Gain=0.1 2018-11-28 02:47:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] iters=0->22 [22], model=0.625443->0.687171, peakres=0.0683189->0.00696879, Reached cyclethreshold. 2018-11-28 02:47:49 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:47:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:47:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:47:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.00696886,-0.00142494) over full image : (0.00696886,-0.00152995) 2018-11-28 02:47:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Total Model Flux : 0.687171 2018-11-28 02:47:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000817586, CycleNiter=956, Gain=0.1 2018-11-28 02:47:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] iters=0->169 [169], model=0.687171->0.694891, peakres=0.00696886->0.000816108, Reached cyclethreshold. 2018-11-28 02:47:51 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 213 iterations. 2018-11-28 02:47:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:47:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:47:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.000820433,-0.000845432) over full image : (0.0014411,-0.00147025) 2018-11-28 02:47:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Total Model Flux : 0.694891 2018-11-28 02:47:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000817586, CycleNiter=787, Gain=0.1 2018-11-28 02:47:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] iters=0->3 [3], model=0.694891->0.694805, peakres=0.000820433->0.00081758, Reached cyclethreshold. 2018-11-28 02:47:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 216 iterations. 2018-11-28 02:47:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:47:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:47:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.000822054,-0.00081397) over full image : (0.00144121,-0.00146996) 2018-11-28 02:47:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Total Model Flux : 0.694805 2018-11-28 02:47:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000817586, CycleNiter=784, Gain=0.1 2018-11-28 02:47:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] iters=0->1 [1], model=0.694805->0.694887, peakres=0.000822054->0.00081443, Reached cyclethreshold. 2018-11-28 02:47:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 217 iterations. 2018-11-28 02:47:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 5 ------------------------------------- 2018-11-28 02:47:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:47:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Peak residual (max,min) within mask : (0.000814432,-0.000814014) over full image : (0.00144096,-0.00147001) 2018-11-28 02:47:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] Total Model Flux : 0.694887 2018-11-28 02:47:59 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:47:59 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] : Restoring model image. 2018-11-28 02:47:59 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw43.mfs.I.iter1] : Applying PB correction 2018-11-28 02:47:59 INFO tclean:::: 2018-11-28 02:47:59 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:47:59 INFO tclean:::: ########################################## 2018-11-28 02:48:01 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 217 iterations 2018-11-28 02:48:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000333404896082 2018-11-28 02:48:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000345100532286 2018-11-28 02:48:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00107136007864 min: -0.00124895293266 2018-11-28 02:48:01 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000348355591996 2018-11-28 02:48:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:48:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000348355591996 2018-11-28 02:48:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00132504152134 2018-11-28 02:48:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.69366979599 2018-11-28 02:48:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000345100532286 2018-11-28 02:48:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000333404896082 2018-11-28 02:48:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00107136007864 2018-11-28 02:48:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00124895293266 2018-11-28 02:48:01 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:48:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:48:01 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 44 2018-11-28 02:48:01 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs*.iter* 2018-11-28 02:48:01 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:48:13 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:48:13 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:48:13 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 44:0~127 2018-11-28 02:48:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:48:14 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 44] 2018-11-28 02:48:14 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[44] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:48:14 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:48:14 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:48:14 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:48:14 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:48:14 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:48:14 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:48:14 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:48:15 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000205538 2018-11-28 02:48:15 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12037 2018-11-28 02:48:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 44 ChanRange 0~127: 0.000205537967967 Jy/beam 2018-11-28 02:48:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000205537967967 Jy 2018-11-28 02:48:15 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:48:15 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:48:15 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['44'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:48:15 INFO tclean:::: 2018-11-28 02:48:15 INFO tclean:::: ########################################## 2018-11-28 02:48:15 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:48:15 INFO tclean:::: 2018-11-28 02:48:15 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:48:15 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :44 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:48:16 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:48:16 INFO SynthesisImager::selectData selected spw [44] start channels [0] nchannels [128] 2018-11-28 02:48:16 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter0] : 2018-11-28 02:48:16 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:48:16 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.15701e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:48:16 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:48:16 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:48:16 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:48:16 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:48:16 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:48:16 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:48:16 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:48:17 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:48:17 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:48:18 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000122593 2018-11-28 02:48:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.352731 arcsec, 0.123261 arcsec, -2.01607 deg 2018-11-28 02:48:18 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:48:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:48:20 INFO tclean:::: 2018-11-28 02:48:20 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:48:20 INFO tclean:::: ########################################## 2018-11-28 02:48:22 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00732737453654 2018-11-28 02:48:22 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.692324995995 min: -0.0676746815443 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00732737453654 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.692324995995 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0676746815443 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:48:22 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:48:22 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:48:22 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1.residual 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1.sumwt 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1.psf 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1.pb 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1.cleanmask 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000822151871868Jy 2018-11-28 02:48:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:48:22 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:48:22 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['44'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1', threshold='0.000822151871868Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1.cleanmask', pblimit=0.99402272701263428, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:48:22 INFO tclean:::: 2018-11-28 02:48:22 INFO tclean:::: ########################################## 2018-11-28 02:48:22 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:48:22 INFO tclean:::: 2018-11-28 02:48:22 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:48:22 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :44 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:48:23 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:48:23 INFO SynthesisImager::selectData selected spw [44] start channels [0] nchannels [128] 2018-11-28 02:48:23 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] : 2018-11-28 02:48:23 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:48:23 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.15701e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:48:23 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:48:23 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:48:23 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:48:23 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:48:23 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:48:23 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:48:23 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:48:24 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:48:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] : hogbom 2018-11-28 02:48:24 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:48:24 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:48:24 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:48:24 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:48:24 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:48:24 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:48:24 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1.cleanmask 2018-11-28 02:48:24 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:48:24 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:48:24 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:48:24 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:48:24 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:48:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:48:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.692325,-0.0676747) over full image : (0.692325,-0.0676747) 2018-11-28 02:48:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:48:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0792316, CycleNiter=1000, Gain=0.1 2018-11-28 02:48:24 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] iters=0->21 [21], model=0->0.616571, peakres=0.692325->0.0757535, Reached cyclethreshold. 2018-11-28 02:48:24 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:48:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:48:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:48:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.0757527,-0.00760339) over full image : (0.0757527,-0.00760339) 2018-11-28 02:48:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Total Model Flux : 0.616571 2018-11-28 02:48:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00866935, CycleNiter=979, Gain=0.1 2018-11-28 02:48:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] iters=0->21 [21], model=0.616571->0.684124, peakres=0.0757527->0.00851503, Reached cyclethreshold. 2018-11-28 02:48:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:48:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:48:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:48:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.00851489,-0.001414) over full image : (0.00851489,-0.001414) 2018-11-28 02:48:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Total Model Flux : 0.684124 2018-11-28 02:48:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000974467, CycleNiter=958, Gain=0.1 2018-11-28 02:48:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] iters=0->86 [86], model=0.684124->0.693668, peakres=0.00851489->0.000971304, Reached cyclethreshold. 2018-11-28 02:48:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 128 iterations. 2018-11-28 02:48:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:48:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:48:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.000974358,-0.000965643) over full image : (0.00129217,-0.00131707) 2018-11-28 02:48:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Total Model Flux : 0.693668 2018-11-28 02:48:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000822152, CycleNiter=872, Gain=0.1 2018-11-28 02:48:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] iters=0->92 [92], model=0.693668->0.695226, peakres=0.000974358->0.000820911, Reached cyclethreshold. 2018-11-28 02:48:31 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 220 iterations. 2018-11-28 02:48:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:48:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:48:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.00082937,-0.000818083) over full image : (0.00126525,-0.00129869) 2018-11-28 02:48:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Total Model Flux : 0.695226 2018-11-28 02:48:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000822152, CycleNiter=780, Gain=0.1 2018-11-28 02:48:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] iters=0->3 [3], model=0.695226->0.695474, peakres=0.00082937->0.000819681, Reached cyclethreshold. 2018-11-28 02:48:34 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 223 iterations. 2018-11-28 02:48:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 5 ------------------------------------- 2018-11-28 02:48:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:48:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Peak residual (max,min) within mask : (0.000819675,-0.000817652) over full image : (0.00127101,-0.00129802) 2018-11-28 02:48:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] Total Model Flux : 0.695474 2018-11-28 02:48:36 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:48:36 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] : Restoring model image. 2018-11-28 02:48:37 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw44.mfs.I.iter1] : Applying PB correction 2018-11-28 02:48:37 INFO tclean:::: 2018-11-28 02:48:37 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:48:37 INFO tclean:::: ########################################## 2018-11-28 02:48:38 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 223 iterations 2018-11-28 02:48:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000325961940689 2018-11-28 02:48:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000337849021889 2018-11-28 02:48:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00127100595273 min: -0.00115309213288 2018-11-28 02:48:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000341105333064 2018-11-28 02:48:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:48:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000341105333064 2018-11-28 02:48:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00134933623485 2018-11-28 02:48:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.692216157913 2018-11-28 02:48:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000337849021889 2018-11-28 02:48:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000325961940689 2018-11-28 02:48:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00127100595273 2018-11-28 02:48:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00115309213288 2018-11-28 02:48:38 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:48:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:48:38 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 45 2018-11-28 02:48:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs*.iter* 2018-11-28 02:48:38 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:48:50 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:48:50 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:48:50 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 45:0~127 2018-11-28 02:48:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:48:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 45] 2018-11-28 02:48:51 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[45] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:48:51 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:48:51 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:48:51 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:48:51 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:48:51 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:48:51 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:48:51 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:48:51 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000209064 2018-11-28 02:48:51 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12179 2018-11-28 02:48:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 45 ChanRange 0~127: 0.000209064231704 Jy/beam 2018-11-28 02:48:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000209064231704 Jy 2018-11-28 02:48:51 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:48:51 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:48:51 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['45'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:48:52 INFO tclean:::: 2018-11-28 02:48:52 INFO tclean:::: ########################################## 2018-11-28 02:48:52 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:48:52 INFO tclean:::: 2018-11-28 02:48:52 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:48:52 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :45 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:48:53 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:48:53 INFO SynthesisImager::selectData selected spw [45] start channels [0] nchannels [128] 2018-11-28 02:48:53 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter0] : 2018-11-28 02:48:53 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:48:53 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.1698e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:48:53 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:48:53 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:48:53 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:48:53 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:48:53 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:48:53 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:48:53 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:48:53 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:48:53 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:48:55 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000124466 2018-11-28 02:48:55 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.353159 arcsec, 0.122493 arcsec, -1.8131 deg 2018-11-28 02:48:55 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:48:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:48:56 INFO tclean:::: 2018-11-28 02:48:56 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:48:56 INFO tclean:::: ########################################## 2018-11-28 02:48:58 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00738122640178 2018-11-28 02:48:58 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.690901398659 min: -0.067058801651 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00738122640178 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.690901398659 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.067058801651 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:48:58 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:48:58 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:48:58 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1.residual 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1.sumwt 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1.psf 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1.pb 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1.cleanmask 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000836256926818Jy 2018-11-28 02:48:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:48:58 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:48:58 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['45'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1', threshold='0.000836256926818Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1.cleanmask', pblimit=0.99395811557769775, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:48:58 INFO tclean:::: 2018-11-28 02:48:58 INFO tclean:::: ########################################## 2018-11-28 02:48:58 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:48:58 INFO tclean:::: 2018-11-28 02:48:58 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:48:58 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :45 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:48:59 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:48:59 INFO SynthesisImager::selectData selected spw [45] start channels [0] nchannels [128] 2018-11-28 02:48:59 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] : 2018-11-28 02:48:59 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:48:59 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.1698e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:48:59 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:48:59 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:48:59 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:48:59 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:48:59 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:48:59 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:48:59 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:49:00 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:49:00 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] : hogbom 2018-11-28 02:49:00 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:49:00 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:49:00 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:49:00 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:49:00 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:49:00 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:49:00 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1.cleanmask 2018-11-28 02:49:00 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:49:00 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:49:00 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:49:00 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:49:00 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:49:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:49:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.690901,-0.0670588) over full image : (0.690901,-0.0670588) 2018-11-28 02:49:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:49:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0783961, CycleNiter=1000, Gain=0.1 2018-11-28 02:49:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] iters=0->21 [21], model=0->0.615304, peakres=0.690901->0.0755977, Reached cyclethreshold. 2018-11-28 02:49:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:49:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:49:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:49:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.0755969,-0.00717074) over full image : (0.0755969,-0.00717074) 2018-11-28 02:49:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Total Model Flux : 0.615304 2018-11-28 02:49:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00857792, CycleNiter=979, Gain=0.1 2018-11-28 02:49:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] iters=0->21 [21], model=0.615304->0.682719, peakres=0.0755969->0.0085036, Reached cyclethreshold. 2018-11-28 02:49:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:49:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:49:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:49:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.00850348,-0.00156636) over full image : (0.00850348,-0.00156636) 2018-11-28 02:49:05 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Total Model Flux : 0.682719 2018-11-28 02:49:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000964884, CycleNiter=958, Gain=0.1 2018-11-28 02:49:05 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] iters=0->88 [88], model=0.682719->0.691178, peakres=0.00850348->0.000964592, Reached cyclethreshold. 2018-11-28 02:49:05 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 130 iterations. 2018-11-28 02:49:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2018-11-28 02:49:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:49:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.000966346,-0.000963917) over full image : (0.00151777,-0.00150858) 2018-11-28 02:49:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Total Model Flux : 0.691178 2018-11-28 02:49:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000836257, CycleNiter=870, Gain=0.1 2018-11-28 02:49:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] iters=0->94 [94], model=0.691178->0.69063, peakres=0.000966346->0.000833231, Reached cyclethreshold. 2018-11-28 02:49:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 224 iterations. 2018-11-28 02:49:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:49:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:49:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Peak residual (max,min) within mask : (0.000832187,-0.000833888) over full image : (0.00148624,-0.00149497) 2018-11-28 02:49:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] Total Model Flux : 0.690631 2018-11-28 02:49:10 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:49:10 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] : Restoring model image. 2018-11-28 02:49:10 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw45.mfs.I.iter1] : Applying PB correction 2018-11-28 02:49:10 INFO tclean:::: 2018-11-28 02:49:10 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:49:10 INFO tclean:::: ########################################## 2018-11-28 02:49:11 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 224 iterations 2018-11-28 02:49:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000337726669386 2018-11-28 02:49:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000338279060088 2018-11-28 02:49:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00119718885981 min: -0.00115234742407 2018-11-28 02:49:11 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000339815072948 2018-11-28 02:49:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:49:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000339815072948 2018-11-28 02:49:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00135631661396 2018-11-28 02:49:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.690814614296 2018-11-28 02:49:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000338279060088 2018-11-28 02:49:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000337726669386 2018-11-28 02:49:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00119718885981 2018-11-28 02:49:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00115234742407 2018-11-28 02:49:11 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:49:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:49:11 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 46 2018-11-28 02:49:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs*.iter* 2018-11-28 02:49:11 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:49:23 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:49:23 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:49:23 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 46:0~127 2018-11-28 02:49:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:49:24 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 46] 2018-11-28 02:49:24 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[46] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:49:24 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:49:24 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:49:24 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:49:24 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:49:24 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:49:24 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:49:24 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:49:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000205986 2018-11-28 02:49:25 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12309 2018-11-28 02:49:25 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 46 ChanRange 0~127: 0.000205986210936 Jy/beam 2018-11-28 02:49:25 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000205986210936 Jy 2018-11-28 02:49:25 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:49:25 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:49:25 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['46'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:49:25 INFO tclean:::: 2018-11-28 02:49:25 INFO tclean:::: ########################################## 2018-11-28 02:49:25 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:49:25 INFO tclean:::: 2018-11-28 02:49:25 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:49:25 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :46 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:49:26 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:49:26 INFO SynthesisImager::selectData selected spw [46] start channels [0] nchannels [128] 2018-11-28 02:49:26 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter0] : 2018-11-28 02:49:26 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:49:26 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.1826e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:49:26 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:49:26 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:49:26 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:49:26 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:49:26 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:49:26 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:49:26 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:49:27 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:49:27 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:49:28 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000122431 2018-11-28 02:49:28 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.358635 arcsec, 0.122805 arcsec, -1.90314 deg 2018-11-28 02:49:28 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:49:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:49:30 INFO tclean:::: 2018-11-28 02:49:30 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:49:30 INFO tclean:::: ########################################## 2018-11-28 02:49:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00741369975731 2018-11-28 02:49:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.68917131424 min: -0.0656866654754 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00741369975731 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.68917131424 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0656866654754 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:49:31 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:49:31 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:49:31 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1.residual 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1.sumwt 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1.psf 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1.pb 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1.cleanmask 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000823944843744Jy 2018-11-28 02:49:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:49:31 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:49:31 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['46'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1', threshold='0.000823944843744Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1.cleanmask', pblimit=0.99392563104629517, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:49:31 INFO tclean:::: 2018-11-28 02:49:31 INFO tclean:::: ########################################## 2018-11-28 02:49:31 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:49:31 INFO tclean:::: 2018-11-28 02:49:31 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:49:31 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :46 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:49:33 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:49:33 INFO SynthesisImager::selectData selected spw [46] start channels [0] nchannels [128] 2018-11-28 02:49:33 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] : 2018-11-28 02:49:33 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:49:33 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.1826e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:49:33 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:49:33 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:49:33 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:49:33 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:49:33 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:49:33 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:49:33 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:49:33 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:49:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] : hogbom 2018-11-28 02:49:33 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:49:33 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:49:33 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:49:33 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:49:33 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:49:33 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:49:33 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1.cleanmask 2018-11-28 02:49:33 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:49:33 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:49:33 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:49:33 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:49:33 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:49:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:49:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.689171,-0.0656867) over full image : (0.689171,-0.0656867) 2018-11-28 02:49:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:49:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.072607, CycleNiter=1000, Gain=0.1 2018-11-28 02:49:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] iters=0->22 [22], model=0->0.621304, peakres=0.689171->0.0678676, Reached cyclethreshold. 2018-11-28 02:49:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:49:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:49:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:49:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.0678666,-0.00640706) over full image : (0.0678666,-0.00640706) 2018-11-28 02:49:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Total Model Flux : 0.621304 2018-11-28 02:49:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00715003, CycleNiter=978, Gain=0.1 2018-11-28 02:49:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] iters=0->22 [22], model=0.621304->0.682657, peakres=0.0678666->0.00699832, Reached cyclethreshold. 2018-11-28 02:49:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:49:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:49:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:49:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.00699823,-0.00152323) over full image : (0.00699823,-0.00152323) 2018-11-28 02:49:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Total Model Flux : 0.682657 2018-11-28 02:49:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000823945, CycleNiter=956, Gain=0.1 2018-11-28 02:49:38 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] iters=0->200 [200], model=0.682657->0.69007, peakres=0.00699823->0.000821316, Reached cyclethreshold. 2018-11-28 02:49:38 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 244 iterations. 2018-11-28 02:49:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:49:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:49:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.00082907,-0.000830195) over full image : (0.00160944,-0.00128538) 2018-11-28 02:49:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Total Model Flux : 0.69007 2018-11-28 02:49:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000823945, CycleNiter=756, Gain=0.1 2018-11-28 02:49:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] iters=0->4 [4], model=0.69007->0.689904, peakres=0.00082907->0.000822871, Reached cyclethreshold. 2018-11-28 02:49:41 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 248 iterations. 2018-11-28 02:49:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:49:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:49:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Peak residual (max,min) within mask : (0.000821937,-0.000824649) over full image : (0.00160773,-0.00128454) 2018-11-28 02:49:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] Total Model Flux : 0.689904 2018-11-28 02:49:43 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:49:43 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] : Restoring model image. 2018-11-28 02:49:43 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw46.mfs.I.iter1] : Applying PB correction 2018-11-28 02:49:43 INFO tclean:::: 2018-11-28 02:49:43 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:49:43 INFO tclean:::: ########################################## 2018-11-28 02:49:45 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 248 iterations 2018-11-28 02:49:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000333748030243 2018-11-28 02:49:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000368855602574 2018-11-28 02:49:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00115668098442 min: -0.00115561124403 2018-11-28 02:49:45 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000372518377844 2018-11-28 02:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000372518377844 2018-11-28 02:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00144243589602 2018-11-28 02:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.689109325409 2018-11-28 02:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000368855602574 2018-11-28 02:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000333748030243 2018-11-28 02:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00115668098442 2018-11-28 02:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00115561124403 2018-11-28 02:49:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 47 2018-11-28 02:49:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs*.iter* 2018-11-28 02:49:45 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:49:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:49:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:49:57 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 47:0~127 2018-11-28 02:49:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:49:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 47] 2018-11-28 02:49:58 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[47] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:49:58 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:49:58 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:49:58 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:49:58 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:49:58 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:49:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:49:58 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:49:59 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000217174 2018-11-28 02:49:59 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12472 2018-11-28 02:49:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 47 ChanRange 0~127: 0.000217174373298 Jy/beam 2018-11-28 02:49:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000217174373298 Jy 2018-11-28 02:49:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:49:59 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:49:59 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['47'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:49:59 INFO tclean:::: 2018-11-28 02:49:59 INFO tclean:::: ########################################## 2018-11-28 02:49:59 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:49:59 INFO tclean:::: 2018-11-28 02:49:59 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:49:59 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :47 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:50:00 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:50:00 INFO SynthesisImager::selectData selected spw [47] start channels [0] nchannels [128] 2018-11-28 02:50:00 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter0] : 2018-11-28 02:50:00 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:50:00 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.1954e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:50:00 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:50:00 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:50:00 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:50:00 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:50:00 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:50:00 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:50:00 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:50:01 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:50:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:50:02 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000128239 2018-11-28 02:50:02 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.359074 arcsec, 0.125437 arcsec, -1.16151 deg 2018-11-28 02:50:02 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:50:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:50:04 INFO tclean:::: 2018-11-28 02:50:04 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:50:04 INFO tclean:::: ########################################## 2018-11-28 02:50:05 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00751606747508 2018-11-28 02:50:05 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.687688171864 min: -0.0604988485575 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00751606747508 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.687688171864 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0604988485575 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:50:05 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:50:05 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:50:05 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1.residual 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1.sumwt 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1.psf 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1.pb 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1.cleanmask 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000868697493192Jy 2018-11-28 02:50:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:50:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:50:05 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['47'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1', threshold='0.000868697493192Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1.cleanmask', pblimit=0.9938930869102478, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:50:05 INFO tclean:::: 2018-11-28 02:50:05 INFO tclean:::: ########################################## 2018-11-28 02:50:05 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:50:05 INFO tclean:::: 2018-11-28 02:50:05 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:50:05 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :47 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:50:07 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:50:07 INFO SynthesisImager::selectData selected spw [47] start channels [0] nchannels [128] 2018-11-28 02:50:07 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] : 2018-11-28 02:50:07 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:50:07 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.1954e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:50:07 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:50:07 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:50:07 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:50:07 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:50:07 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:50:07 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:50:07 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:50:07 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:50:07 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] : hogbom 2018-11-28 02:50:07 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:50:07 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:50:07 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:50:07 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:50:07 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:50:07 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:50:07 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1.cleanmask 2018-11-28 02:50:07 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:50:07 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:50:07 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:50:07 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:50:07 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:50:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:50:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.687688,-0.0604988) over full image : (0.687688,-0.0604988) 2018-11-28 02:50:07 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:50:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0734653, CycleNiter=1000, Gain=0.1 2018-11-28 02:50:07 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] iters=0->22 [22], model=0->0.619967, peakres=0.687688->0.0677215, Reached cyclethreshold. 2018-11-28 02:50:07 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:50:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:50:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:50:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.0677205,-0.00574353) over full image : (0.0677205,-0.00574353) 2018-11-28 02:50:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Total Model Flux : 0.619967 2018-11-28 02:50:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00723454, CycleNiter=978, Gain=0.1 2018-11-28 02:50:10 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] iters=0->22 [22], model=0.619967->0.681185, peakres=0.0677205->0.00696369, Reached cyclethreshold. 2018-11-28 02:50:10 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:50:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:50:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:50:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.00696371,-0.00136696) over full image : (0.00696371,-0.00157933) 2018-11-28 02:50:12 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Total Model Flux : 0.681185 2018-11-28 02:50:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000868697, CycleNiter=956, Gain=0.1 2018-11-28 02:50:12 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] iters=0->172 [172], model=0.681185->0.689502, peakres=0.00696371->0.000867609, Reached cyclethreshold. 2018-11-28 02:50:12 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 216 iterations. 2018-11-28 02:50:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:50:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:50:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.00088225,-0.000908486) over full image : (0.0013481,-0.00155915) 2018-11-28 02:50:15 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Total Model Flux : 0.689502 2018-11-28 02:50:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000868697, CycleNiter=784, Gain=0.1 2018-11-28 02:50:15 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] iters=0->3 [3], model=0.689502->0.689412, peakres=0.00088225->0.000862785, Reached cyclethreshold. 2018-11-28 02:50:15 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 219 iterations. 2018-11-28 02:50:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:50:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:50:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Peak residual (max,min) within mask : (0.000861063,-0.000861916) over full image : (0.00134653,-0.00156094) 2018-11-28 02:50:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] Total Model Flux : 0.689412 2018-11-28 02:50:17 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:50:17 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] : Restoring model image. 2018-11-28 02:50:17 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw47.mfs.I.iter1] : Applying PB correction 2018-11-28 02:50:17 INFO tclean:::: 2018-11-28 02:50:17 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:50:17 INFO tclean:::: ########################################## 2018-11-28 02:50:18 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 219 iterations 2018-11-28 02:50:19 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000345008593285 2018-11-28 02:50:19 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000393258116674 2018-11-28 02:50:19 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00134652678389 min: -0.00153627328109 2018-11-28 02:50:19 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000398847245378 2018-11-28 02:50:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:50:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000398847245378 2018-11-28 02:50:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00121409259737 2018-11-28 02:50:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.687619626522 2018-11-28 02:50:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000393258116674 2018-11-28 02:50:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000345008593285 2018-11-28 02:50:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00134652678389 2018-11-28 02:50:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00153627328109 2018-11-28 02:50:19 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:50:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:50:19 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 48 2018-11-28 02:50:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs*.iter* 2018-11-28 02:50:19 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:50:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:50:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:50:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 48:0~127 2018-11-28 02:50:31 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:50:31 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 48] 2018-11-28 02:50:31 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[48] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:50:31 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:50:31 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:50:31 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:50:31 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:50:32 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:50:32 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:50:32 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:50:32 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000253797 2018-11-28 02:50:32 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12632 2018-11-28 02:50:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 48 ChanRange 0~127: 0.000253797003647 Jy/beam 2018-11-28 02:50:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000253797003647 Jy 2018-11-28 02:50:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:50:32 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:50:32 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['48'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:50:32 INFO tclean:::: 2018-11-28 02:50:32 INFO tclean:::: ########################################## 2018-11-28 02:50:32 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:50:32 INFO tclean:::: 2018-11-28 02:50:32 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:50:32 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :48 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:50:34 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:50:34 INFO SynthesisImager::selectData selected spw [48] start channels [0] nchannels [128] 2018-11-28 02:50:34 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter0] : 2018-11-28 02:50:34 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:50:34 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.2034e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:50:34 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:50:34 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:50:34 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:50:34 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:50:34 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:50:34 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:50:34 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:50:34 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:50:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:50:36 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000148902 2018-11-28 02:50:36 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.358076 arcsec, 0.12901 arcsec, -0.240448 deg 2018-11-28 02:50:36 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:50:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:50:37 INFO tclean:::: 2018-11-28 02:50:37 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:50:37 INFO tclean:::: ########################################## 2018-11-28 02:50:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00760344043374 2018-11-28 02:50:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.686637997627 min: -0.0498466417193 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00760344043374 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.686637997627 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0498466417193 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:50:38 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:50:38 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:50:38 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1.residual 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1.sumwt 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1.psf 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1.pb 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1.cleanmask 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00101518801459Jy 2018-11-28 02:50:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:50:38 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:50:39 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['48'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1', threshold='0.00101518801459Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1.cleanmask', pblimit=0.99386042356491089, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:50:39 INFO tclean:::: 2018-11-28 02:50:39 INFO tclean:::: ########################################## 2018-11-28 02:50:39 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:50:39 INFO tclean:::: 2018-11-28 02:50:39 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:50:39 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :48 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:50:40 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:50:40 INFO SynthesisImager::selectData selected spw [48] start channels [0] nchannels [128] 2018-11-28 02:50:40 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] : 2018-11-28 02:50:40 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:50:40 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.2034e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:50:40 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:50:40 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:50:40 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:50:40 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:50:40 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:50:40 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:50:40 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:50:41 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:50:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] : hogbom 2018-11-28 02:50:41 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:50:41 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:50:41 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:50:41 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:50:41 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:50:41 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:50:41 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1.cleanmask 2018-11-28 02:50:41 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:50:41 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:50:41 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:50:41 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:50:41 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:50:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:50:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.686638,-0.0498466) over full image : (0.686638,-0.0498466) 2018-11-28 02:50:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:50:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0666456, CycleNiter=1000, Gain=0.1 2018-11-28 02:50:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] iters=0->23 [23], model=0->0.625782, peakres=0.686638->0.0608563, Reached cyclethreshold. 2018-11-28 02:50:41 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 23 iterations. 2018-11-28 02:50:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:50:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:50:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.0608554,-0.0040932) over full image : (0.0608554,-0.0040932) 2018-11-28 02:50:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Total Model Flux : 0.625782 2018-11-28 02:50:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00590667, CycleNiter=977, Gain=0.1 2018-11-28 02:50:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] iters=0->23 [23], model=0.625782->0.681447, peakres=0.0608554->0.0056559, Reached cyclethreshold. 2018-11-28 02:50:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 46 iterations. 2018-11-28 02:50:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:50:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:50:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.00565578,-0.00160008) over full image : (0.00565578,-0.00165547) 2018-11-28 02:50:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Total Model Flux : 0.681447 2018-11-28 02:50:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00101519, CycleNiter=954, Gain=0.1 2018-11-28 02:50:45 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] iters=0->177 [177], model=0.681447->0.690583, peakres=0.00565578->0.00101186, Reached cyclethreshold. 2018-11-28 02:50:45 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 223 iterations. 2018-11-28 02:50:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:50:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:50:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.00102947,-0.00103223) over full image : (0.00161869,-0.00163282) 2018-11-28 02:50:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Total Model Flux : 0.690583 2018-11-28 02:50:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00101519, CycleNiter=777, Gain=0.1 2018-11-28 02:50:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] iters=0->5 [5], model=0.690583->0.690481, peakres=0.00102947->0.00100762, Reached cyclethreshold. 2018-11-28 02:50:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 228 iterations. 2018-11-28 02:50:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:50:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:50:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Peak residual (max,min) within mask : (0.00100833,-0.00100566) over full image : (0.00162068,-0.00163183) 2018-11-28 02:50:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] Total Model Flux : 0.690481 2018-11-28 02:50:50 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:50:50 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] : Restoring model image. 2018-11-28 02:50:50 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw48.mfs.I.iter1] : Applying PB correction 2018-11-28 02:50:50 INFO tclean:::: 2018-11-28 02:50:50 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:50:50 INFO tclean:::: ########################################## 2018-11-28 02:50:52 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 228 iterations 2018-11-28 02:50:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000414634647314 2018-11-28 02:50:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000427392369602 2018-11-28 02:50:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00131207809318 min: -0.00133109895978 2018-11-28 02:50:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000431149121141 2018-11-28 02:50:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:50:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000431149121141 2018-11-28 02:50:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00143782247324 2018-11-28 02:50:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.686565637589 2018-11-28 02:50:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000427392369602 2018-11-28 02:50:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000414634647314 2018-11-28 02:50:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00131207809318 2018-11-28 02:50:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00133109895978 2018-11-28 02:50:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:50:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:50:52 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 49 2018-11-28 02:50:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs*.iter* 2018-11-28 02:50:52 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:51:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:51:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:51:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 49:0~127 2018-11-28 02:51:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:51:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 49] 2018-11-28 02:51:05 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[49] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:51:05 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:51:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:51:05 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:51:05 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:51:05 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:51:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:51:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:51:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000232481 2018-11-28 02:51:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12533 2018-11-28 02:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 49 ChanRange 0~127: 0.000232480815669 Jy/beam 2018-11-28 02:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000232480815669 Jy 2018-11-28 02:51:05 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:51:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:51:05 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['49'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:51:06 INFO tclean:::: 2018-11-28 02:51:06 INFO tclean:::: ########################################## 2018-11-28 02:51:06 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:51:06 INFO tclean:::: 2018-11-28 02:51:06 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:51:06 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :49 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:51:07 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:51:07 INFO SynthesisImager::selectData selected spw [49] start channels [0] nchannels [128] 2018-11-28 02:51:07 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter0] : 2018-11-28 02:51:07 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:51:07 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.2162e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:51:07 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:51:07 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:51:07 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:51:07 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:51:07 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:51:07 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:51:07 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:51:07 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:51:07 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:51:09 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000137077 2018-11-28 02:51:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.356243 arcsec, 0.12575 arcsec, -0.671921 deg 2018-11-28 02:51:09 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:51:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:51:10 INFO tclean:::: 2018-11-28 02:51:10 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:51:10 INFO tclean:::: ########################################## 2018-11-28 02:51:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00759560940787 2018-11-28 02:51:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.685203611851 min: -0.0565880089998 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00759560940787 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.685203611851 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0565880089998 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:51:12 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:51:12 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:51:12 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1.residual 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1.sumwt 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1.psf 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1.pb 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1.cleanmask 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000929923262675Jy 2018-11-28 02:51:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:51:12 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:51:12 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['49'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1', threshold='0.000929923262675Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1.cleanmask', pblimit=0.9938277006149292, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:51:12 INFO tclean:::: 2018-11-28 02:51:12 INFO tclean:::: ########################################## 2018-11-28 02:51:12 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:51:12 INFO tclean:::: 2018-11-28 02:51:12 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:51:12 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :49 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:51:14 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:51:14 INFO SynthesisImager::selectData selected spw [49] start channels [0] nchannels [128] 2018-11-28 02:51:14 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] : 2018-11-28 02:51:14 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:51:14 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.2162e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:51:14 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:51:14 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:51:14 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:51:14 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:51:14 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:51:14 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:51:14 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:51:14 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:51:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] : hogbom 2018-11-28 02:51:14 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:51:14 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:51:14 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:51:14 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:51:14 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:51:14 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:51:14 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1.cleanmask 2018-11-28 02:51:14 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:51:14 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:51:14 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:51:14 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:51:14 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:51:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:51:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.685204,-0.056588) over full image : (0.685204,-0.056588) 2018-11-28 02:51:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:51:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0704168, CycleNiter=1000, Gain=0.1 2018-11-28 02:51:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] iters=0->22 [22], model=0->0.617727, peakres=0.685204->0.0674768, Reached cyclethreshold. 2018-11-28 02:51:14 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:51:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:51:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:51:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.067476,-0.00539112) over full image : (0.067476,-0.00539112) 2018-11-28 02:51:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Total Model Flux : 0.617727 2018-11-28 02:51:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00693435, CycleNiter=978, Gain=0.1 2018-11-28 02:51:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] iters=0->22 [22], model=0.617727->0.678691, peakres=0.067476->0.00688315, Reached cyclethreshold. 2018-11-28 02:51:17 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:51:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:51:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:51:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.00688329,-0.00168741) over full image : (0.00688329,-0.00168741) 2018-11-28 02:51:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Total Model Flux : 0.678691 2018-11-28 02:51:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000929923, CycleNiter=956, Gain=0.1 2018-11-28 02:51:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] iters=0->205 [205], model=0.678691->0.68526, peakres=0.00688329->0.000927548, Reached cyclethreshold. 2018-11-28 02:51:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 249 iterations. 2018-11-28 02:51:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:51:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:51:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.000946036,-0.000933704) over full image : (0.00138386,-0.00140252) 2018-11-28 02:51:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Total Model Flux : 0.68526 2018-11-28 02:51:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000929923, CycleNiter=751, Gain=0.1 2018-11-28 02:51:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] iters=0->8 [8], model=0.68526->0.685636, peakres=0.000946036->0.000926782, Reached cyclethreshold. 2018-11-28 02:51:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 257 iterations. 2018-11-28 02:51:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:51:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:51:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Peak residual (max,min) within mask : (0.000925246,-0.000928639) over full image : (0.00138126,-0.00140658) 2018-11-28 02:51:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] Total Model Flux : 0.685636 2018-11-28 02:51:24 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:51:24 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] : Restoring model image. 2018-11-28 02:51:24 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw49.mfs.I.iter1] : Applying PB correction 2018-11-28 02:51:24 INFO tclean:::: 2018-11-28 02:51:24 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:51:24 INFO tclean:::: ########################################## 2018-11-28 02:51:25 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 257 iterations 2018-11-28 02:51:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000370508409105 2018-11-28 02:51:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000370799010852 2018-11-28 02:51:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00126980629284 min: -0.00110655743629 2018-11-28 02:51:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000381255202228 2018-11-28 02:51:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:51:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000381255202228 2018-11-28 02:51:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00164073007181 2018-11-28 02:51:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.685114979744 2018-11-28 02:51:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000370799010852 2018-11-28 02:51:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000370508409105 2018-11-28 02:51:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00126980629284 2018-11-28 02:51:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00110655743629 2018-11-28 02:51:26 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:51:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:51:26 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 50 2018-11-28 02:51:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs*.iter* 2018-11-28 02:51:26 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:51:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:51:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:51:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 50:0~127 2018-11-28 02:51:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:51:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 50] 2018-11-28 02:51:39 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[50] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:51:39 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:51:39 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:51:39 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:51:39 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:51:40 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:51:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:51:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:51:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000215595 2018-11-28 02:51:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12382 2018-11-28 02:51:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 50 ChanRange 0~127: 0.000215595303464 Jy/beam 2018-11-28 02:51:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000215595303464 Jy 2018-11-28 02:51:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:51:40 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:51:40 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['50'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:51:40 INFO tclean:::: 2018-11-28 02:51:40 INFO tclean:::: ########################################## 2018-11-28 02:51:40 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:51:40 INFO tclean:::: 2018-11-28 02:51:40 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:51:40 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :50 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:51:42 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:51:42 INFO SynthesisImager::selectData selected spw [50] start channels [0] nchannels [128] 2018-11-28 02:51:42 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter0] : 2018-11-28 02:51:42 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:51:42 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.229e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:51:42 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:51:42 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:51:42 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:51:42 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:51:42 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:51:42 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:51:42 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:51:42 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:51:42 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:51:44 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000127971 2018-11-28 02:51:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.357527 arcsec, 0.122641 arcsec, -1.72925 deg 2018-11-28 02:51:44 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:51:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:51:45 INFO tclean:::: 2018-11-28 02:51:45 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:51:45 INFO tclean:::: ########################################## 2018-11-28 02:51:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00759578170255 2018-11-28 02:51:47 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.683804392815 min: -0.0609872974455 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00759578170255 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.683804392815 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0609872974455 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:51:47 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:51:47 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:51:47 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1.residual 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1.sumwt 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1.psf 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1.pb 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1.cleanmask 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000862381213855Jy 2018-11-28 02:51:47 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:51:47 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:51:47 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['50'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1', threshold='0.000862381213855Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1.cleanmask', pblimit=0.99379491806030273, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:51:47 INFO tclean:::: 2018-11-28 02:51:47 INFO tclean:::: ########################################## 2018-11-28 02:51:47 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:51:47 INFO tclean:::: 2018-11-28 02:51:47 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:51:47 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :50 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:51:48 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:51:48 INFO SynthesisImager::selectData selected spw [50] start channels [0] nchannels [128] 2018-11-28 02:51:48 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] : 2018-11-28 02:51:48 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:51:48 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.229e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:51:48 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:51:48 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:51:48 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:51:48 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:51:48 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:51:48 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:51:48 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:51:49 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:51:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] : hogbom 2018-11-28 02:51:49 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:51:49 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:51:49 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:51:49 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:51:49 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:51:49 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:51:49 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1.cleanmask 2018-11-28 02:51:49 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:51:49 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:51:49 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:51:49 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:51:49 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:51:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:51:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.683804,-0.0609873) over full image : (0.683804,-0.0609873) 2018-11-28 02:51:49 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:51:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0708806, CycleNiter=1000, Gain=0.1 2018-11-28 02:51:49 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] iters=0->22 [22], model=0->0.616465, peakres=0.683804->0.0673391, Reached cyclethreshold. 2018-11-28 02:51:49 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:51:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:51:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:51:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.0673382,-0.00550489) over full image : (0.0673382,-0.00550489) 2018-11-28 02:51:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Total Model Flux : 0.616465 2018-11-28 02:51:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00698002, CycleNiter=978, Gain=0.1 2018-11-28 02:51:51 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] iters=0->22 [22], model=0.616465->0.677343, peakres=0.0673382->0.00693565, Reached cyclethreshold. 2018-11-28 02:51:51 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:51:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:51:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:51:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.00693559,-0.00157379) over full image : (0.00693559,-0.00157379) 2018-11-28 02:51:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Total Model Flux : 0.677343 2018-11-28 02:51:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000862381, CycleNiter=956, Gain=0.1 2018-11-28 02:51:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] iters=0->166 [166], model=0.677343->0.684797, peakres=0.00693559->0.000862123, Reached cyclethreshold. 2018-11-28 02:51:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 210 iterations. 2018-11-28 02:51:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:51:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:51:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.000865755,-0.000880445) over full image : (0.00153181,-0.00141125) 2018-11-28 02:51:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Total Model Flux : 0.684797 2018-11-28 02:51:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000862381, CycleNiter=790, Gain=0.1 2018-11-28 02:51:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] iters=0->4 [4], model=0.684797->0.684622, peakres=0.000865755->0.000861185, Reached cyclethreshold. 2018-11-28 02:51:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 214 iterations. 2018-11-28 02:51:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:51:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:51:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Peak residual (max,min) within mask : (0.000859106,-0.000862576) over full image : (0.00152793,-0.00140857) 2018-11-28 02:51:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] Total Model Flux : 0.684622 2018-11-28 02:51:59 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:51:59 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] : Restoring model image. 2018-11-28 02:51:59 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw50.mfs.I.iter1] : Applying PB correction 2018-11-28 02:51:59 INFO tclean:::: 2018-11-28 02:51:59 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:51:59 INFO tclean:::: ########################################## 2018-11-28 02:52:00 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 214 iterations 2018-11-28 02:52:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000342193990946 2018-11-28 02:52:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000363068829756 2018-11-28 02:52:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.0012766715372 min: -0.00110548059456 2018-11-28 02:52:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000369273649994 2018-11-28 02:52:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:52:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000369273649994 2018-11-28 02:52:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00148602831177 2018-11-28 02:52:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.683693826199 2018-11-28 02:52:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000363068829756 2018-11-28 02:52:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000342193990946 2018-11-28 02:52:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.0012766715372 2018-11-28 02:52:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00110548059456 2018-11-28 02:52:00 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:52:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:52:00 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 51 2018-11-28 02:52:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs*.iter* 2018-11-28 02:52:00 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:52:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:52:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:52:12 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 51:0~127 2018-11-28 02:52:13 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:52:13 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 51] 2018-11-28 02:52:13 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[51] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:52:13 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:52:13 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:52:13 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:52:13 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:52:14 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:52:14 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:52:14 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:52:14 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000210659 2018-11-28 02:52:14 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12399 2018-11-28 02:52:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 51 ChanRange 0~127: 0.000210659350167 Jy/beam 2018-11-28 02:52:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000210659350167 Jy 2018-11-28 02:52:14 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:52:14 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:52:14 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['51'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:52:14 INFO tclean:::: 2018-11-28 02:52:14 INFO tclean:::: ########################################## 2018-11-28 02:52:14 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:52:14 INFO tclean:::: 2018-11-28 02:52:14 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:52:14 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :51 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:52:15 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:52:15 INFO SynthesisImager::selectData selected spw [51] start channels [0] nchannels [128] 2018-11-28 02:52:16 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter0] : 2018-11-28 02:52:16 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:52:16 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.2418e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:52:16 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:52:16 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:52:16 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:52:16 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:52:16 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:52:16 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:52:16 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:52:16 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:52:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:52:17 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000124799 2018-11-28 02:52:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.356604 arcsec, 0.122522 arcsec, -1.98151 deg 2018-11-28 02:52:17 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:52:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:52:19 INFO tclean:::: 2018-11-28 02:52:19 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:52:19 INFO tclean:::: ########################################## 2018-11-28 02:52:20 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00750880502164 2018-11-28 02:52:20 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.682345032692 min: -0.0602737739682 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00750880502164 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.682345032692 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0602737739682 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:52:20 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:52:20 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:52:20 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1.residual 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1.sumwt 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1.psf 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1.pb 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1.cleanmask 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000842637400668Jy 2018-11-28 02:52:20 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:52:20 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:52:20 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['51'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1', threshold='0.000842637400668Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1.cleanmask', pblimit=0.99376213550567627, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:52:21 INFO tclean:::: 2018-11-28 02:52:21 INFO tclean:::: ########################################## 2018-11-28 02:52:21 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:52:21 INFO tclean:::: 2018-11-28 02:52:21 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:52:21 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :51 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:52:22 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:52:22 INFO SynthesisImager::selectData selected spw [51] start channels [0] nchannels [128] 2018-11-28 02:52:22 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] : 2018-11-28 02:52:22 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:52:22 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.2418e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:52:22 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:52:22 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:52:22 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:52:22 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:52:22 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:52:22 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:52:22 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:52:22 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:52:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] : hogbom 2018-11-28 02:52:22 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:52:22 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:52:22 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:52:22 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:52:22 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:52:22 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:52:22 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1.cleanmask 2018-11-28 02:52:22 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:52:22 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:52:22 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:52:22 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:52:22 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:52:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:52:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.682345,-0.0602738) over full image : (0.682345,-0.0602738) 2018-11-28 02:52:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:52:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0729067, CycleNiter=1000, Gain=0.1 2018-11-28 02:52:23 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] iters=0->22 [22], model=0->0.61515, peakres=0.682345->0.0671953, Reached cyclethreshold. 2018-11-28 02:52:23 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:52:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:52:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:52:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.0671945,-0.00578275) over full image : (0.0671945,-0.00578275) 2018-11-28 02:52:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Total Model Flux : 0.61515 2018-11-28 02:52:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00717955, CycleNiter=978, Gain=0.1 2018-11-28 02:52:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] iters=0->22 [22], model=0.61515->0.675848, peakres=0.0671945->0.00686427, Reached cyclethreshold. 2018-11-28 02:52:25 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:52:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:52:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:52:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.00686438,-0.00117359) over full image : (0.00686438,-0.00135836) 2018-11-28 02:52:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Total Model Flux : 0.675848 2018-11-28 02:52:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000842637, CycleNiter=956, Gain=0.1 2018-11-28 02:52:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] iters=0->200 [200], model=0.675848->0.688099, peakres=0.00686438->0.000842199, Reached cyclethreshold. 2018-11-28 02:52:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 244 iterations. 2018-11-28 02:52:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:52:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:52:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.000858267,-0.000846725) over full image : (0.00132093,-0.00135742) 2018-11-28 02:52:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Total Model Flux : 0.688099 2018-11-28 02:52:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000842637, CycleNiter=756, Gain=0.1 2018-11-28 02:52:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] iters=0->5 [5], model=0.688099->0.688017, peakres=0.000858267->0.000841201, Reached cyclethreshold. 2018-11-28 02:52:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 249 iterations. 2018-11-28 02:52:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:52:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:52:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Peak residual (max,min) within mask : (0.000829101,-0.000842797) over full image : (0.00131912,-0.00135685) 2018-11-28 02:52:32 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] Total Model Flux : 0.688017 2018-11-28 02:52:32 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:52:32 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] : Restoring model image. 2018-11-28 02:52:32 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw51.mfs.I.iter1] : Applying PB correction 2018-11-28 02:52:32 INFO tclean:::: 2018-11-28 02:52:32 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:52:32 INFO tclean:::: ########################################## 2018-11-28 02:52:34 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 249 iterations 2018-11-28 02:52:34 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000343553256243 2018-11-28 02:52:34 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00037750886986 2018-11-28 02:52:34 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00105454144068 min: -0.00127908645663 2018-11-28 02:52:34 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000382166850613 2018-11-28 02:52:34 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:52:34 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000382166850613 2018-11-28 02:52:34 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00122377742082 2018-11-28 02:52:34 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.682293653488 2018-11-28 02:52:34 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.00037750886986 2018-11-28 02:52:34 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000343553256243 2018-11-28 02:52:34 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00105454144068 2018-11-28 02:52:34 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00127908645663 2018-11-28 02:52:34 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:52:34 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:52:34 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 52 2018-11-28 02:52:34 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs*.iter* 2018-11-28 02:52:34 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:52:46 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:52:46 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:52:46 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 52:0~127 2018-11-28 02:52:47 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:52:47 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 52] 2018-11-28 02:52:47 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[52] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:52:47 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:52:47 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:52:47 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:52:47 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:52:47 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:52:47 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:52:47 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:52:48 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000217065 2018-11-28 02:52:48 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12284 2018-11-28 02:52:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 52 ChanRange 0~127: 0.000217064930055 Jy/beam 2018-11-28 02:52:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000217064930055 Jy 2018-11-28 02:52:48 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:52:48 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:52:48 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['52'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:52:48 INFO tclean:::: 2018-11-28 02:52:48 INFO tclean:::: ########################################## 2018-11-28 02:52:48 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:52:48 INFO tclean:::: 2018-11-28 02:52:48 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:52:48 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :52 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:52:49 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:52:49 INFO SynthesisImager::selectData selected spw [52] start channels [0] nchannels [128] 2018-11-28 02:52:49 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter0] : 2018-11-28 02:52:49 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:52:49 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.25459e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:52:49 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:52:49 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:52:49 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:52:49 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:52:49 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:52:49 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:52:49 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:52:50 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:52:50 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:52:51 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.00012867 2018-11-28 02:52:51 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.352627 arcsec, 0.121416 arcsec, -1.99692 deg 2018-11-28 02:52:51 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:52:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:52:53 INFO tclean:::: 2018-11-28 02:52:53 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:52:53 INFO tclean:::: ########################################## 2018-11-28 02:52:54 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00755378464237 2018-11-28 02:52:54 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.680955529213 min: -0.0602863356471 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00755378464237 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.680955529213 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0602863356471 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:52:54 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:52:54 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:52:54 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1.residual 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1.sumwt 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1.psf 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1.pb 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1.cleanmask 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00086825972022Jy 2018-11-28 02:52:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:52:54 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:52:54 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['52'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1', threshold='0.00086825972022Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1.cleanmask', pblimit=0.99372905492782593, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:52:54 INFO tclean:::: 2018-11-28 02:52:54 INFO tclean:::: ########################################## 2018-11-28 02:52:54 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:52:54 INFO tclean:::: 2018-11-28 02:52:54 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:52:54 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :52 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:52:56 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:52:56 INFO SynthesisImager::selectData selected spw [52] start channels [0] nchannels [128] 2018-11-28 02:52:56 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] : 2018-11-28 02:52:56 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:52:56 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.25459e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:52:56 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:52:56 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:52:56 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:52:56 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:52:56 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:52:56 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:52:56 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:52:56 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:52:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] : hogbom 2018-11-28 02:52:56 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:52:56 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:52:56 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:52:56 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:52:56 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:52:56 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:52:56 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1.cleanmask 2018-11-28 02:52:56 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:52:56 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:52:56 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:52:56 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:52:56 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:52:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:52:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.680956,-0.0602863) over full image : (0.680956,-0.0602863) 2018-11-28 02:52:56 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:52:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0756481, CycleNiter=1000, Gain=0.1 2018-11-28 02:52:56 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] iters=0->21 [21], model=0->0.606446, peakres=0.680956->0.0745095, Reached cyclethreshold. 2018-11-28 02:52:56 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:52:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:52:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:52:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.0745086,-0.00670287) over full image : (0.0745086,-0.00670287) 2018-11-28 02:52:59 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Total Model Flux : 0.606446 2018-11-28 02:52:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00827724, CycleNiter=979, Gain=0.1 2018-11-28 02:52:59 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] iters=0->22 [22], model=0.606446->0.673794, peakres=0.0745086->0.00763944, Reached cyclethreshold. 2018-11-28 02:52:59 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:52:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:53:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:53:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.00763931,-0.00166274) over full image : (0.00763931,-0.00166274) 2018-11-28 02:53:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Total Model Flux : 0.673794 2018-11-28 02:53:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00086826, CycleNiter=957, Gain=0.1 2018-11-28 02:53:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] iters=0->206 [206], model=0.673794->0.682133, peakres=0.00763931->0.00086523, Reached cyclethreshold. 2018-11-28 02:53:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 249 iterations. 2018-11-28 02:53:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:53:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:53:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.000882044,-0.000882672) over full image : (0.00161375,-0.00141148) 2018-11-28 02:53:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Total Model Flux : 0.682133 2018-11-28 02:53:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00086826, CycleNiter=751, Gain=0.1 2018-11-28 02:53:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] iters=0->3 [3], model=0.682133->0.68222, peakres=0.000882044->0.000862515, Reached cyclethreshold. 2018-11-28 02:53:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 252 iterations. 2018-11-28 02:53:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:53:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:53:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Peak residual (max,min) within mask : (0.000860724,-0.000861156) over full image : (0.00161055,-0.00140799) 2018-11-28 02:53:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] Total Model Flux : 0.68222 2018-11-28 02:53:06 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:53:06 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] : Restoring model image. 2018-11-28 02:53:06 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw52.mfs.I.iter1] : Applying PB correction 2018-11-28 02:53:07 INFO tclean:::: 2018-11-28 02:53:07 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:53:07 INFO tclean:::: ########################################## 2018-11-28 02:53:08 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 252 iterations 2018-11-28 02:53:08 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.00034953065915 2018-11-28 02:53:08 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000396414718125 2018-11-28 02:53:08 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.0016105530085 min: -0.00126509426627 2018-11-28 02:53:08 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000400049844757 2018-11-28 02:53:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:53:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000400049844757 2018-11-28 02:53:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00157500477508 2018-11-28 02:53:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.680845618248 2018-11-28 02:53:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000396414718125 2018-11-28 02:53:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.00034953065915 2018-11-28 02:53:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.0016105530085 2018-11-28 02:53:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00126509426627 2018-11-28 02:53:08 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:53:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:53:08 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 53 2018-11-28 02:53:08 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs*.iter* 2018-11-28 02:53:08 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:53:20 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:53:20 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:53:20 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 53:0~127 2018-11-28 02:53:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:53:21 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 53] 2018-11-28 02:53:21 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[53] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:53:21 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:53:21 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:53:21 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:53:21 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:53:21 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:53:21 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:53:21 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:53:22 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000221758 2018-11-28 02:53:22 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12328 2018-11-28 02:53:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 53 ChanRange 0~127: 0.000221758103188 Jy/beam 2018-11-28 02:53:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000221758103188 Jy 2018-11-28 02:53:22 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:53:22 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:53:22 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['53'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:53:22 INFO tclean:::: 2018-11-28 02:53:22 INFO tclean:::: ########################################## 2018-11-28 02:53:22 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:53:22 INFO tclean:::: 2018-11-28 02:53:22 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:53:22 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :53 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:53:23 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:53:23 INFO SynthesisImager::selectData selected spw [53] start channels [0] nchannels [128] 2018-11-28 02:53:23 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter0] : 2018-11-28 02:53:23 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:53:23 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.26739e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:53:23 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:53:23 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:53:23 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:53:23 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:53:23 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:53:23 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:53:23 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:53:24 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:53:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:53:25 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000131524 2018-11-28 02:53:25 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.350875 arcsec, 0.120646 arcsec, -1.79816 deg 2018-11-28 02:53:25 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:53:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:53:27 INFO tclean:::: 2018-11-28 02:53:27 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:53:27 INFO tclean:::: ########################################## 2018-11-28 02:53:28 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00753502640873 2018-11-28 02:53:28 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.679599761963 min: -0.0596944093704 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00753502640873 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.679599761963 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0596944093704 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:53:28 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:53:28 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:53:28 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1.residual 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1.sumwt 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1.psf 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1.pb 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1.cleanmask 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00088703241275Jy 2018-11-28 02:53:28 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:53:28 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:53:28 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['53'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1', threshold='0.00088703241275Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1.cleanmask', pblimit=0.99369603395462036, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:53:29 INFO tclean:::: 2018-11-28 02:53:29 INFO tclean:::: ########################################## 2018-11-28 02:53:29 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:53:29 INFO tclean:::: 2018-11-28 02:53:29 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:53:29 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :53 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:53:30 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:53:30 INFO SynthesisImager::selectData selected spw [53] start channels [0] nchannels [128] 2018-11-28 02:53:30 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] : 2018-11-28 02:53:30 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:53:30 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.26739e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:53:30 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:53:30 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:53:30 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:53:30 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:53:30 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:53:30 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:53:30 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:53:30 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:53:30 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] : hogbom 2018-11-28 02:53:30 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:53:30 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:53:30 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:53:30 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:53:30 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:53:30 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:53:30 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1.cleanmask 2018-11-28 02:53:30 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:53:30 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:53:30 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:53:30 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:53:30 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:53:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:53:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (0.6796,-0.0596944) over full image : (0.6796,-0.0596944) 2018-11-28 02:53:30 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:53:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0746728, CycleNiter=1000, Gain=0.1 2018-11-28 02:53:30 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] iters=0->21 [21], model=0->0.605239, peakres=0.6796->0.0743611, Reached cyclethreshold. 2018-11-28 02:53:30 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:53:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:53:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:53:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (0.0743602,-0.00655575) over full image : (0.0743602,-0.00655575) 2018-11-28 02:53:33 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] Total Model Flux : 0.605239 2018-11-28 02:53:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00817053, CycleNiter=979, Gain=0.1 2018-11-28 02:53:33 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] iters=0->22 [22], model=0.605239->0.672472, peakres=0.0743602->0.00767561, Reached cyclethreshold. 2018-11-28 02:53:33 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:53:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:53:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:53:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (0.00767571,-0.0014604) over full image : (0.00767571,-0.00148062) 2018-11-28 02:53:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] Total Model Flux : 0.672472 2018-11-28 02:53:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000887032, CycleNiter=957, Gain=0.1 2018-11-28 02:53:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] iters=0->173 [173], model=0.672472->0.680005, peakres=0.00767571->0.000886211, Reached cyclethreshold. 2018-11-28 02:53:35 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 216 iterations. 2018-11-28 02:53:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:53:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:53:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] Peak residual (max,min) within mask : (0.000886141,-0.000894119) over full image : (0.00157537,-0.00131698) 2018-11-28 02:53:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] Total Model Flux : 0.680006 2018-11-28 02:53:38 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:53:38 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] : Restoring model image. 2018-11-28 02:53:38 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw53.mfs.I.iter1] : Applying PB correction 2018-11-28 02:53:38 INFO tclean:::: 2018-11-28 02:53:38 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:53:38 INFO tclean:::: ########################################## 2018-11-28 02:53:39 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 216 iterations 2018-11-28 02:53:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000352249247953 2018-11-28 02:53:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000387281674193 2018-11-28 02:53:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00136933557224 min: -0.00130535662174 2018-11-28 02:53:39 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000390899629565 2018-11-28 02:53:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:53:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000390899629565 2018-11-28 02:53:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00139838538598 2018-11-28 02:53:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.679474473 2018-11-28 02:53:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000387281674193 2018-11-28 02:53:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000352249247953 2018-11-28 02:53:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00136933557224 2018-11-28 02:53:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00130535662174 2018-11-28 02:53:39 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:53:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:53:39 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 54 2018-11-28 02:53:39 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs*.iter* 2018-11-28 02:53:39 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:53:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:53:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:53:51 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 54:0~127 2018-11-28 02:53:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:53:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 54] 2018-11-28 02:53:52 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[54] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:53:52 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:53:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:53:52 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:53:52 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:53:52 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:53:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:53:52 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:53:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000226477 2018-11-28 02:53:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12337 2018-11-28 02:53:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 54 ChanRange 0~127: 0.000226477263871 Jy/beam 2018-11-28 02:53:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000226477263871 Jy 2018-11-28 02:53:53 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:53:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:53:53 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['54'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:53:53 INFO tclean:::: 2018-11-28 02:53:53 INFO tclean:::: ########################################## 2018-11-28 02:53:53 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:53:53 INFO tclean:::: 2018-11-28 02:53:53 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:53:53 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :54 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:53:54 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:53:54 INFO SynthesisImager::selectData selected spw [54] start channels [0] nchannels [128] 2018-11-28 02:53:54 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter0] : 2018-11-28 02:53:54 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:53:54 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.28019e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:53:54 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:53:54 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:53:54 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:53:54 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:53:54 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:53:54 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:53:54 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:53:55 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:53:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:53:56 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000134775 2018-11-28 02:53:56 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.34962 arcsec, 0.120427 arcsec, -1.71657 deg 2018-11-28 02:53:56 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:53:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:53:58 INFO tclean:::: 2018-11-28 02:53:58 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:53:58 INFO tclean:::: ########################################## 2018-11-28 02:53:59 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00740894209594 2018-11-28 02:53:59 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.678032636642 min: -0.0589304678142 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00740894209594 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.678032636642 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0589304678142 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:53:59 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:53:59 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:53:59 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1.residual 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1.sumwt 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1.psf 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1.pb 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1.cleanmask 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000905909055485Jy 2018-11-28 02:53:59 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:53:59 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:53:59 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['54'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1', threshold='0.000905909055485Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1.cleanmask', pblimit=0.99366289377212524, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:54:00 INFO tclean:::: 2018-11-28 02:54:00 INFO tclean:::: ########################################## 2018-11-28 02:54:00 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:54:00 INFO tclean:::: 2018-11-28 02:54:00 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:54:00 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :54 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:54:01 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:54:01 INFO SynthesisImager::selectData selected spw [54] start channels [0] nchannels [128] 2018-11-28 02:54:01 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] : 2018-11-28 02:54:01 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:54:01 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.28019e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:54:01 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:54:01 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:54:01 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:54:01 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:54:01 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:54:01 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:54:01 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:54:01 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:54:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] : hogbom 2018-11-28 02:54:01 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:54:01 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:54:01 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:54:01 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:54:01 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:54:01 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:54:01 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1.cleanmask 2018-11-28 02:54:01 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:54:01 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:54:01 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:54:01 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:54:01 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:54:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:54:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.678033,-0.0589305) over full image : (0.678033,-0.0589305) 2018-11-28 02:54:01 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:54:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0725569, CycleNiter=1000, Gain=0.1 2018-11-28 02:54:01 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] iters=0->22 [22], model=0->0.611262, peakres=0.678033->0.0667707, Reached cyclethreshold. 2018-11-28 02:54:01 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:54:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:54:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:54:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.0667698,-0.00563434) over full image : (0.0667698,-0.00563434) 2018-11-28 02:54:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Total Model Flux : 0.611262 2018-11-28 02:54:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0071451, CycleNiter=978, Gain=0.1 2018-11-28 02:54:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] iters=0->22 [22], model=0.611262->0.67167, peakres=0.0667698->0.00689669, Reached cyclethreshold. 2018-11-28 02:54:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:54:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:54:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:54:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.0068969,-0.00156186) over full image : (0.0068969,-0.00156186) 2018-11-28 02:54:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Total Model Flux : 0.67167 2018-11-28 02:54:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000905909, CycleNiter=956, Gain=0.1 2018-11-28 02:54:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] iters=0->179 [179], model=0.67167->0.679316, peakres=0.0068969->0.000904662, Reached cyclethreshold. 2018-11-28 02:54:06 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 223 iterations. 2018-11-28 02:54:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:54:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:54:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.000946737,-0.00090947) over full image : (0.0017648,-0.00129256) 2018-11-28 02:54:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Total Model Flux : 0.679316 2018-11-28 02:54:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000905909, CycleNiter=777, Gain=0.1 2018-11-28 02:54:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] iters=0->3 [3], model=0.679316->0.67941, peakres=0.000946737->0.00090359, Reached cyclethreshold. 2018-11-28 02:54:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 226 iterations. 2018-11-28 02:54:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:54:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:54:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Peak residual (max,min) within mask : (0.00089695,-0.000903908) over full image : (0.00176577,-0.00129185) 2018-11-28 02:54:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] Total Model Flux : 0.67941 2018-11-28 02:54:11 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:54:11 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] : Restoring model image. 2018-11-28 02:54:11 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw54.mfs.I.iter1] : Applying PB correction 2018-11-28 02:54:12 INFO tclean:::: 2018-11-28 02:54:12 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:54:12 INFO tclean:::: ########################################## 2018-11-28 02:54:13 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 226 iterations 2018-11-28 02:54:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000359604251571 2018-11-28 02:54:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000409938103985 2018-11-28 02:54:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00137681222986 min: -0.00129185046535 2018-11-28 02:54:13 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000417250470491 2018-11-28 02:54:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:54:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000417250470491 2018-11-28 02:54:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00147369655315 2018-11-28 02:54:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.677875220776 2018-11-28 02:54:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000409938103985 2018-11-28 02:54:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000359604251571 2018-11-28 02:54:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00137681222986 2018-11-28 02:54:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00129185046535 2018-11-28 02:54:13 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:54:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:54:13 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 55 2018-11-28 02:54:13 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs*.iter* 2018-11-28 02:54:13 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:54:25 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:54:25 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:54:25 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 55:0~127 2018-11-28 02:54:26 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:54:26 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 55] 2018-11-28 02:54:26 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[55] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:54:26 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:54:26 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:54:26 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:54:26 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:54:26 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:54:26 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:54:26 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:54:26 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000234185 2018-11-28 02:54:26 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.12135 2018-11-28 02:54:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 55 ChanRange 0~127: 0.000234185206656 Jy/beam 2018-11-28 02:54:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000234185206656 Jy 2018-11-28 02:54:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:54:26 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:54:26 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['55'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:54:26 INFO tclean:::: 2018-11-28 02:54:26 INFO tclean:::: ########################################## 2018-11-28 02:54:26 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:54:26 INFO tclean:::: 2018-11-28 02:54:26 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:54:27 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :55 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:54:28 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:54:28 INFO SynthesisImager::selectData selected spw [55] start channels [0] nchannels [128] 2018-11-28 02:54:28 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter0] : 2018-11-28 02:54:28 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:54:28 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.29299e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:54:28 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:54:28 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:54:28 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:54:28 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:54:28 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:54:28 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:54:28 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:54:28 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:54:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:54:30 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000139105 2018-11-28 02:54:30 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.347824 arcsec, 0.120156 arcsec, -1.80362 deg 2018-11-28 02:54:30 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:54:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:54:31 INFO tclean:::: 2018-11-28 02:54:31 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:54:31 INFO tclean:::: ########################################## 2018-11-28 02:54:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00734993861988 2018-11-28 02:54:33 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.676634728909 min: -0.0565392896533 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00734993861988 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.676634728909 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0565392896533 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:54:33 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:54:33 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:54:33 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1.residual 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1.sumwt 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1.psf 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1.pb 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1.cleanmask 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000936740826623Jy 2018-11-28 02:54:33 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:54:33 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:54:33 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['55'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1', threshold='0.000936740826623Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1.cleanmask', pblimit=0.99359637498855591, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:54:33 INFO tclean:::: 2018-11-28 02:54:33 INFO tclean:::: ########################################## 2018-11-28 02:54:33 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:54:33 INFO tclean:::: 2018-11-28 02:54:33 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:54:33 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :55 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:54:34 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:54:34 INFO SynthesisImager::selectData selected spw [55] start channels [0] nchannels [128] 2018-11-28 02:54:34 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] : 2018-11-28 02:54:34 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:54:34 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.29299e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:54:34 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:54:34 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:54:34 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:54:34 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:54:34 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:54:34 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:54:34 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:54:35 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:54:35 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] : hogbom 2018-11-28 02:54:35 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:54:35 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:54:35 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:54:35 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:54:35 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:54:35 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:54:35 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1.cleanmask 2018-11-28 02:54:35 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:54:35 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:54:35 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:54:35 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:54:35 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:54:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:54:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.676635,-0.0565393) over full image : (0.676635,-0.0565393) 2018-11-28 02:54:35 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:54:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0750675, CycleNiter=1000, Gain=0.1 2018-11-28 02:54:35 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] iters=0->21 [21], model=0->0.602598, peakres=0.676635->0.0740367, Reached cyclethreshold. 2018-11-28 02:54:35 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:54:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:54:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:54:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.0740359,-0.00585851) over full image : (0.0740359,-0.00585851) 2018-11-28 02:54:37 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Total Model Flux : 0.602598 2018-11-28 02:54:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00821373, CycleNiter=979, Gain=0.1 2018-11-28 02:54:37 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] iters=0->22 [22], model=0.602598->0.669497, peakres=0.0740359->0.0075755, Reached cyclethreshold. 2018-11-28 02:54:37 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:54:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:54:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:54:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.00757544,-0.0014726) over full image : (0.00757544,-0.00161589) 2018-11-28 02:54:40 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Total Model Flux : 0.669497 2018-11-28 02:54:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000936741, CycleNiter=957, Gain=0.1 2018-11-28 02:54:40 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] iters=0->186 [186], model=0.669497->0.677947, peakres=0.00757544->0.000935043, Reached cyclethreshold. 2018-11-28 02:54:40 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 229 iterations. 2018-11-28 02:54:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:54:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:54:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.000944839,-0.000934794) over full image : (0.00158798,-0.00144459) 2018-11-28 02:54:42 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Total Model Flux : 0.677947 2018-11-28 02:54:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000936741, CycleNiter=771, Gain=0.1 2018-11-28 02:54:42 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] iters=0->3 [3], model=0.677947->0.678041, peakres=0.000944839->0.000934603, Reached cyclethreshold. 2018-11-28 02:54:42 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 232 iterations. 2018-11-28 02:54:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:54:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:54:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Peak residual (max,min) within mask : (0.000933439,-0.000934484) over full image : (0.00158514,-0.00144373) 2018-11-28 02:54:45 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] Total Model Flux : 0.678041 2018-11-28 02:54:45 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:54:45 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] : Restoring model image. 2018-11-28 02:54:45 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw55.mfs.I.iter1] : Applying PB correction 2018-11-28 02:54:45 INFO tclean:::: 2018-11-28 02:54:45 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:54:45 INFO tclean:::: ########################################## 2018-11-28 02:54:46 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 232 iterations 2018-11-28 02:54:46 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000366361637134 2018-11-28 02:54:46 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000415477668867 2018-11-28 02:54:46 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00158513942733 min: -0.00130255403928 2018-11-28 02:54:46 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000421097327489 2018-11-28 02:54:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:54:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000421097327489 2018-11-28 02:54:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00141869008075 2018-11-28 02:54:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.676556766033 2018-11-28 02:54:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000415477668867 2018-11-28 02:54:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000366361637134 2018-11-28 02:54:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00158513942733 2018-11-28 02:54:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00130255403928 2018-11-28 02:54:46 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:54:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:54:46 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 56 2018-11-28 02:54:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs*.iter* 2018-11-28 02:54:46 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:54:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:54:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:54:58 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 56:0~127 2018-11-28 02:54:59 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:54:59 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 56] 2018-11-28 02:54:59 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[56] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:54:59 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:54:59 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:54:59 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:54:59 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:55:00 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:55:00 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:55:00 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:55:00 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000236036 2018-11-28 02:55:00 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.11998 2018-11-28 02:55:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 56 ChanRange 0~127: 0.000236036212233 Jy/beam 2018-11-28 02:55:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000236036212233 Jy 2018-11-28 02:55:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:55:00 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:55:00 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['56'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:55:00 INFO tclean:::: 2018-11-28 02:55:00 INFO tclean:::: ########################################## 2018-11-28 02:55:00 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:55:00 INFO tclean:::: 2018-11-28 02:55:00 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:55:00 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :56 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:55:02 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:55:02 INFO SynthesisImager::selectData selected spw [56] start channels [0] nchannels [128] 2018-11-28 02:55:02 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter0] : 2018-11-28 02:55:02 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:55:02 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.30579e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:55:02 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:55:02 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:55:02 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:55:02 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:55:02 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:55:02 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:55:02 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:55:02 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:55:02 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:55:04 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000140672 2018-11-28 02:55:04 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.345822 arcsec, 0.11999 arcsec, -1.87094 deg 2018-11-28 02:55:04 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:55:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:55:05 INFO tclean:::: 2018-11-28 02:55:05 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:55:05 INFO tclean:::: ########################################## 2018-11-28 02:55:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00732166925445 2018-11-28 02:55:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.675193607807 min: -0.0570553317666 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00732166925445 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.675193607807 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0570553317666 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:55:06 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:55:06 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:55:06 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1.residual 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1.sumwt 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1.psf 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1.pb 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1.cleanmask 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000944144848932Jy 2018-11-28 02:55:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:55:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:55:07 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['56'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1', threshold='0.000944144848932Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1.cleanmask', pblimit=0.99356293678283691, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:55:07 INFO tclean:::: 2018-11-28 02:55:07 INFO tclean:::: ########################################## 2018-11-28 02:55:07 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:55:07 INFO tclean:::: 2018-11-28 02:55:07 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:55:07 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :56 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:55:08 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:55:08 INFO SynthesisImager::selectData selected spw [56] start channels [0] nchannels [128] 2018-11-28 02:55:08 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] : 2018-11-28 02:55:08 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:55:08 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.30579e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:55:08 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:55:08 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:55:08 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:55:08 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:55:08 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:55:08 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:55:08 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:55:09 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:55:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] : hogbom 2018-11-28 02:55:09 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:55:09 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:55:09 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:55:09 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:55:09 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:55:09 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:55:09 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1.cleanmask 2018-11-28 02:55:09 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:55:09 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:55:09 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:55:09 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:55:09 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:55:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:55:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (0.675194,-0.0570553) over full image : (0.675194,-0.0570553) 2018-11-28 02:55:09 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:55:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0719128, CycleNiter=1000, Gain=0.1 2018-11-28 02:55:09 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] iters=0->22 [22], model=0->0.608703, peakres=0.675194->0.0664911, Reached cyclethreshold. 2018-11-28 02:55:09 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:55:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:55:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:55:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (0.0664902,-0.00574487) over full image : (0.0664902,-0.00574487) 2018-11-28 02:55:11 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] Total Model Flux : 0.608703 2018-11-28 02:55:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00708166, CycleNiter=978, Gain=0.1 2018-11-28 02:55:11 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] iters=0->22 [22], model=0.608703->0.668801, peakres=0.0664902->0.00681199, Reached cyclethreshold. 2018-11-28 02:55:11 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:55:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:55:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:55:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (0.00681208,-0.00142767) over full image : (0.00681208,-0.00164498) 2018-11-28 02:55:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] Total Model Flux : 0.668801 2018-11-28 02:55:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000944145, CycleNiter=956, Gain=0.1 2018-11-28 02:55:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] iters=0->146 [146], model=0.668801->0.676428, peakres=0.00681208->0.000943261, Reached cyclethreshold. 2018-11-28 02:55:14 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 190 iterations. 2018-11-28 02:55:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:55:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:55:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] Peak residual (max,min) within mask : (0.000939048,-0.000945216) over full image : (0.00143433,-0.00154307) 2018-11-28 02:55:16 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] Total Model Flux : 0.676428 2018-11-28 02:55:16 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:55:17 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] : Restoring model image. 2018-11-28 02:55:17 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw56.mfs.I.iter1] : Applying PB correction 2018-11-28 02:55:17 INFO tclean:::: 2018-11-28 02:55:17 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:55:17 INFO tclean:::: ########################################## 2018-11-28 02:55:18 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 190 iterations 2018-11-28 02:55:18 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.00037009085645 2018-11-28 02:55:18 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000390914065065 2018-11-28 02:55:18 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00133191992063 min: -0.00130854931194 2018-11-28 02:55:18 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000392348010791 2018-11-28 02:55:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:55:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000392348010791 2018-11-28 02:55:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00146061170381 2018-11-28 02:55:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.675127327442 2018-11-28 02:55:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000390914065065 2018-11-28 02:55:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.00037009085645 2018-11-28 02:55:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00133191992063 2018-11-28 02:55:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00130854931194 2018-11-28 02:55:18 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:55:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:55:18 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 57 2018-11-28 02:55:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs*.iter* 2018-11-28 02:55:18 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:55:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:55:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:55:30 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 57:0~127 2018-11-28 02:55:31 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:55:31 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 57] 2018-11-28 02:55:31 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[57] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:55:31 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:55:31 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:55:31 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:55:31 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:55:31 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:55:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:55:31 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:55:32 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000235515 2018-11-28 02:55:32 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.11911 2018-11-28 02:55:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 57 ChanRange 0~127: 0.000235515152573 Jy/beam 2018-11-28 02:55:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000235515152573 Jy 2018-11-28 02:55:32 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:55:32 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:55:32 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['57'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:55:32 INFO tclean:::: 2018-11-28 02:55:32 INFO tclean:::: ########################################## 2018-11-28 02:55:32 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:55:32 INFO tclean:::: 2018-11-28 02:55:32 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:55:32 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :57 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:55:33 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:55:33 INFO SynthesisImager::selectData selected spw [57] start channels [0] nchannels [128] 2018-11-28 02:55:33 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter0] : 2018-11-28 02:55:33 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:55:33 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.31859e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:55:33 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:55:33 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:55:33 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:55:33 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:55:33 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:55:33 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:55:33 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:55:34 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:55:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:55:35 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000140692 2018-11-28 02:55:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.344286 arcsec, 0.119038 arcsec, -2.17284 deg 2018-11-28 02:55:35 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:55:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:55:37 INFO tclean:::: 2018-11-28 02:55:37 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:55:37 INFO tclean:::: ########################################## 2018-11-28 02:55:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00736611708999 2018-11-28 02:55:38 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.673863172531 min: -0.060060467571 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00736611708999 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.673863172531 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.060060467571 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:55:38 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:55:38 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:55:38 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1.residual 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1.sumwt 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1.psf 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1.pb 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1.cleanmask 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000942060610293Jy 2018-11-28 02:55:38 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:55:38 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:55:39 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['57'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1', threshold='0.000942060610293Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1.cleanmask', pblimit=0.99352943897247314, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:55:39 INFO tclean:::: 2018-11-28 02:55:39 INFO tclean:::: ########################################## 2018-11-28 02:55:39 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:55:39 INFO tclean:::: 2018-11-28 02:55:39 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:55:39 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :57 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:55:40 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:55:40 INFO SynthesisImager::selectData selected spw [57] start channels [0] nchannels [128] 2018-11-28 02:55:40 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] : 2018-11-28 02:55:40 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:55:40 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.31859e+10] at [0] with increment [1.28006e+08] 2018-11-28 02:55:40 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:55:40 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:55:40 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:55:40 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:55:40 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:55:40 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:55:40 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:55:41 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:55:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] : hogbom 2018-11-28 02:55:41 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:55:41 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:55:41 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:55:41 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:55:41 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:55:41 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:55:41 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1.cleanmask 2018-11-28 02:55:41 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:55:41 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:55:41 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:55:41 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:55:41 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:55:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:55:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.673863,-0.0600605) over full image : (0.673863,-0.0600605) 2018-11-28 02:55:41 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:55:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0711161, CycleNiter=1000, Gain=0.1 2018-11-28 02:55:41 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] iters=0->22 [22], model=0->0.607503, peakres=0.673863->0.0663601, Reached cyclethreshold. 2018-11-28 02:55:41 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 22 iterations. 2018-11-28 02:55:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:55:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:55:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.0663593,-0.00643838) over full image : (0.0663593,-0.00643838) 2018-11-28 02:55:43 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Total Model Flux : 0.607503 2018-11-28 02:55:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00700322, CycleNiter=978, Gain=0.1 2018-11-28 02:55:43 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] iters=0->22 [22], model=0.607503->0.667487, peakres=0.0663593->0.00681306, Reached cyclethreshold. 2018-11-28 02:55:43 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 44 iterations. 2018-11-28 02:55:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:55:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:55:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.00681312,-0.0016122) over full image : (0.00681312,-0.0016122) 2018-11-28 02:55:46 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Total Model Flux : 0.667487 2018-11-28 02:55:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000942061, CycleNiter=956, Gain=0.1 2018-11-28 02:55:46 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] iters=0->183 [183], model=0.667487->0.675405, peakres=0.00681312->0.000940961, Reached cyclethreshold. 2018-11-28 02:55:46 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 227 iterations. 2018-11-28 02:55:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:55:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:55:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.000948701,-0.000940481) over full image : (0.00167104,-0.00155327) 2018-11-28 02:55:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Total Model Flux : 0.675406 2018-11-28 02:55:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000942061, CycleNiter=773, Gain=0.1 2018-11-28 02:55:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] iters=0->2 [2], model=0.675406->0.675406, peakres=0.000948701->0.000940835, Reached cyclethreshold. 2018-11-28 02:55:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 229 iterations. 2018-11-28 02:55:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:55:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:55:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Peak residual (max,min) within mask : (0.000940826,-0.000936127) over full image : (0.00166927,-0.00155092) 2018-11-28 02:55:51 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] Total Model Flux : 0.675406 2018-11-28 02:55:51 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:55:51 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] : Restoring model image. 2018-11-28 02:55:51 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw57.mfs.I.iter1] : Applying PB correction 2018-11-28 02:55:51 INFO tclean:::: 2018-11-28 02:55:51 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:55:51 INFO tclean:::: ########################################## 2018-11-28 02:55:52 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 229 iterations 2018-11-28 02:55:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000366951426258 2018-11-28 02:55:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000375090487069 2018-11-28 02:55:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00122608139645 min: -0.00123935751617 2018-11-28 02:55:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000379325618269 2018-11-28 02:55:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:55:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000379325618269 2018-11-28 02:55:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00149534526281 2018-11-28 02:55:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.673781216145 2018-11-28 02:55:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000375090487069 2018-11-28 02:55:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000366951426258 2018-11-28 02:55:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00122608139645 2018-11-28 02:55:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00123935751617 2018-11-28 02:55:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:55:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:55:52 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 58 2018-11-28 02:55:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs*.iter* 2018-11-28 02:55:52 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:56:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:56:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:56:04 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 58:0~127 2018-11-28 02:56:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:56:05 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 58] 2018-11-28 02:56:05 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[58] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:56:05 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:56:05 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:56:05 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:56:05 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:56:05 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:56:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:56:05 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:56:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000237868 2018-11-28 02:56:06 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.11728 2018-11-28 02:56:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 58 ChanRange 0~127: 0.000237868086576 Jy/beam 2018-11-28 02:56:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000237868086576 Jy 2018-11-28 02:56:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:56:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:56:06 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['58'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:56:06 INFO tclean:::: 2018-11-28 02:56:06 INFO tclean:::: ########################################## 2018-11-28 02:56:06 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:56:06 INFO tclean:::: 2018-11-28 02:56:06 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:56:06 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :58 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:56:07 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:56:07 INFO SynthesisImager::selectData selected spw [58] start channels [0] nchannels [128] 2018-11-28 02:56:07 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter0] : 2018-11-28 02:56:08 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:56:08 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.33138e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:56:08 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:56:08 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:56:08 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:56:08 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:56:08 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:56:08 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:56:08 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:56:08 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:56:08 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:56:09 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000142614 2018-11-28 02:56:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.339856 arcsec, 0.118052 arcsec, -2.09187 deg 2018-11-28 02:56:09 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:56:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:56:11 INFO tclean:::: 2018-11-28 02:56:11 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:56:11 INFO tclean:::: ########################################## 2018-11-28 02:56:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00738261640072 2018-11-28 02:56:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.672536849976 min: -0.06320861727 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00738261640072 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.672536849976 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.06320861727 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:56:12 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:56:12 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:56:12 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1.residual 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1.sumwt 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1.psf 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1.pb 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1.cleanmask 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000951472346305Jy 2018-11-28 02:56:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:56:12 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:56:12 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['58'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1', threshold='0.000951472346305Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1.cleanmask', pblimit=0.99349594116210938, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:56:12 INFO tclean:::: 2018-11-28 02:56:12 INFO tclean:::: ########################################## 2018-11-28 02:56:12 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:56:12 INFO tclean:::: 2018-11-28 02:56:12 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:56:12 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :58 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:56:14 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:56:14 INFO SynthesisImager::selectData selected spw [58] start channels [0] nchannels [128] 2018-11-28 02:56:14 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] : 2018-11-28 02:56:14 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:56:14 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.33138e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:56:14 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:56:14 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:56:14 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:56:14 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:56:14 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:56:14 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:56:14 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:56:14 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:56:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] : hogbom 2018-11-28 02:56:14 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:56:14 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:56:14 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:56:14 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:56:14 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:56:14 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:56:14 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1.cleanmask 2018-11-28 02:56:14 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:56:14 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:56:14 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:56:14 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:56:14 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:56:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:56:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.672537,-0.0632086) over full image : (0.672537,-0.0632086) 2018-11-28 02:56:14 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:56:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0766742, CycleNiter=1000, Gain=0.1 2018-11-28 02:56:14 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] iters=0->21 [21], model=0->0.598949, peakres=0.672537->0.0735883, Reached cyclethreshold. 2018-11-28 02:56:14 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:56:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:56:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:56:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.0735874,-0.00701017) over full image : (0.0735874,-0.00701017) 2018-11-28 02:56:17 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Total Model Flux : 0.598949 2018-11-28 02:56:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0083895, CycleNiter=979, Gain=0.1 2018-11-28 02:56:17 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] iters=0->21 [21], model=0.598949->0.664594, peakres=0.0735874->0.00834445, Reached cyclethreshold. 2018-11-28 02:56:17 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:56:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:56:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:56:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.00834434,-0.00167043) over full image : (0.00834434,-0.00167043) 2018-11-28 02:56:19 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Total Model Flux : 0.664594 2018-11-28 02:56:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000951472, CycleNiter=958, Gain=0.1 2018-11-28 02:56:19 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] iters=0->177 [177], model=0.664594->0.674798, peakres=0.00834434->0.000949808, Reached cyclethreshold. 2018-11-28 02:56:19 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 219 iterations. 2018-11-28 02:56:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:56:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:56:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.000956039,-0.000948911) over full image : (0.00177094,-0.00152095) 2018-11-28 02:56:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Total Model Flux : 0.674798 2018-11-28 02:56:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000951472, CycleNiter=781, Gain=0.1 2018-11-28 02:56:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] iters=0->3 [3], model=0.674798->0.675084, peakres=0.000956039->0.000949858, Reached cyclethreshold. 2018-11-28 02:56:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 222 iterations. 2018-11-28 02:56:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:56:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:56:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Peak residual (max,min) within mask : (0.000949859,-0.000947382) over full image : (0.00177734,-0.0015206) 2018-11-28 02:56:24 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] Total Model Flux : 0.675084 2018-11-28 02:56:24 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:56:24 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] : Restoring model image. 2018-11-28 02:56:24 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw58.mfs.I.iter1] : Applying PB correction 2018-11-28 02:56:25 INFO tclean:::: 2018-11-28 02:56:25 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:56:25 INFO tclean:::: ########################################## 2018-11-28 02:56:26 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 222 iterations 2018-11-28 02:56:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000380008132197 2018-11-28 02:56:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000393679569243 2018-11-28 02:56:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.0013217976084 min: -0.00119177182205 2018-11-28 02:56:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000397096097004 2018-11-28 02:56:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:56:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000397096097004 2018-11-28 02:56:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00148198625538 2018-11-28 02:56:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.672447144985 2018-11-28 02:56:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000393679569243 2018-11-28 02:56:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000380008132197 2018-11-28 02:56:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.0013217976084 2018-11-28 02:56:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00119177182205 2018-11-28 02:56:26 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:56:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:56:26 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 59 2018-11-28 02:56:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs*.iter* 2018-11-28 02:56:26 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:56:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:56:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:56:38 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 59:0~127 2018-11-28 02:56:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:56:39 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 59] 2018-11-28 02:56:39 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[59] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:56:39 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:56:39 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:56:39 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:56:39 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:56:39 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:56:39 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:56:39 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:56:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000244075 2018-11-28 02:56:40 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.11712 2018-11-28 02:56:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 59 ChanRange 0~127: 0.000244075215895 Jy/beam 2018-11-28 02:56:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000244075215895 Jy 2018-11-28 02:56:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:56:40 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:56:40 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['59'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:56:40 INFO tclean:::: 2018-11-28 02:56:40 INFO tclean:::: ########################################## 2018-11-28 02:56:40 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:56:40 INFO tclean:::: 2018-11-28 02:56:40 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:56:40 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :59 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:56:41 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:56:41 INFO SynthesisImager::selectData selected spw [59] start channels [0] nchannels [128] 2018-11-28 02:56:41 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter0] : 2018-11-28 02:56:41 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:56:41 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.34418e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:56:41 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:56:41 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:56:41 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:56:41 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:56:41 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:56:41 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:56:41 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:56:42 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:56:42 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:56:43 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000146611 2018-11-28 02:56:43 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.33882 arcsec, 0.116968 arcsec, -2.05811 deg 2018-11-28 02:56:43 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:56:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:56:45 INFO tclean:::: 2018-11-28 02:56:45 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:56:45 INFO tclean:::: ########################################## 2018-11-28 02:56:46 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00753285037354 2018-11-28 02:56:46 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.670870780945 min: -0.0629685148597 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00753285037354 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.670870780945 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0629685148597 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:56:46 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:56:46 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:56:46 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1.residual 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1.sumwt 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1.psf 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1.pb 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1.cleanmask 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.000976300863582Jy 2018-11-28 02:56:46 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:56:46 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:56:46 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['59'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1', threshold='0.000976300863582Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1.cleanmask', pblimit=0.9934622049331665, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:56:46 INFO tclean:::: 2018-11-28 02:56:46 INFO tclean:::: ########################################## 2018-11-28 02:56:46 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:56:46 INFO tclean:::: 2018-11-28 02:56:46 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:56:46 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :59 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:56:47 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:56:47 INFO SynthesisImager::selectData selected spw [59] start channels [0] nchannels [128] 2018-11-28 02:56:47 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] : 2018-11-28 02:56:47 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:56:47 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.34418e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:56:47 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:56:47 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:56:47 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:56:47 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:56:47 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:56:47 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:56:47 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:56:48 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:56:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] : hogbom 2018-11-28 02:56:48 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:56:48 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:56:48 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:56:48 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:56:48 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:56:48 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:56:48 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1.cleanmask 2018-11-28 02:56:48 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:56:48 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:56:48 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:56:48 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:56:48 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:56:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:56:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (0.670871,-0.0629685) over full image : (0.670871,-0.0629685) 2018-11-28 02:56:48 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:56:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0749406, CycleNiter=1000, Gain=0.1 2018-11-28 02:56:48 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] iters=0->21 [21], model=0->0.597465, peakres=0.670871->0.073406, Reached cyclethreshold. 2018-11-28 02:56:48 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:56:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:56:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:56:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (0.0734052,-0.00683928) over full image : (0.0734052,-0.00683928) 2018-11-28 02:56:50 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] Total Model Flux : 0.597465 2018-11-28 02:56:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00819983, CycleNiter=979, Gain=0.1 2018-11-28 02:56:50 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] iters=0->22 [22], model=0.597465->0.663793, peakres=0.0734052->0.00751582, Reached cyclethreshold. 2018-11-28 02:56:50 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:56:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:56:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:56:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (0.00751578,-0.00140787) over full image : (0.00751578,-0.00173397) 2018-11-28 02:56:53 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] Total Model Flux : 0.663793 2018-11-28 02:56:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.000976301, CycleNiter=957, Gain=0.1 2018-11-28 02:56:53 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] iters=0->141 [141], model=0.663793->0.674684, peakres=0.00751578->0.00097545, Reached cyclethreshold. 2018-11-28 02:56:53 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 184 iterations. 2018-11-28 02:56:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:56:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:56:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] Peak residual (max,min) within mask : (0.000973406,-0.000985809) over full image : (0.00157783,-0.00165852) 2018-11-28 02:56:55 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] Total Model Flux : 0.674684 2018-11-28 02:56:55 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:56:55 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] : Restoring model image. 2018-11-28 02:56:56 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw59.mfs.I.iter1] : Applying PB correction 2018-11-28 02:56:56 INFO tclean:::: 2018-11-28 02:56:56 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:56:56 INFO tclean:::: ########################################## 2018-11-28 02:56:57 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 184 iterations 2018-11-28 02:56:57 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000388446933357 2018-11-28 02:56:57 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000408792722737 2018-11-28 02:56:57 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00157783285249 min: -0.0016585161211 2018-11-28 02:56:57 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000412180757849 2018-11-28 02:56:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:56:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000412180757849 2018-11-28 02:56:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00135594815947 2018-11-28 02:56:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.670776426792 2018-11-28 02:56:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000408792722737 2018-11-28 02:56:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000388446933357 2018-11-28 02:56:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00157783285249 2018-11-28 02:56:57 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0016585161211 2018-11-28 02:56:57 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:56:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:56:58 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 60 2018-11-28 02:56:58 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs*.iter* 2018-11-28 02:56:58 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:57:10 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:57:10 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:57:10 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 60:0~127 2018-11-28 02:57:10 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:57:10 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 60] 2018-11-28 02:57:10 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[60] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:57:10 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:57:10 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:57:10 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:57:10 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:57:11 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:57:11 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:57:11 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:57:11 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000255428 2018-11-28 02:57:11 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.11835 2018-11-28 02:57:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 60 ChanRange 0~127: 0.000255428227987 Jy/beam 2018-11-28 02:57:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000255428227987 Jy 2018-11-28 02:57:11 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:57:11 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:57:11 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['60'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:57:12 INFO tclean:::: 2018-11-28 02:57:12 INFO tclean:::: ########################################## 2018-11-28 02:57:12 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:57:12 INFO tclean:::: 2018-11-28 02:57:12 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:57:12 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :60 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:57:13 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:57:13 INFO SynthesisImager::selectData selected spw [60] start channels [0] nchannels [128] 2018-11-28 02:57:13 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter0] : 2018-11-28 02:57:13 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:57:13 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.35698e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:57:13 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:57:13 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:57:13 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:57:13 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:57:13 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:57:13 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:57:13 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:57:13 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:57:13 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:57:15 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000153287 2018-11-28 02:57:15 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.339542 arcsec, 0.11684 arcsec, -1.88623 deg 2018-11-28 02:57:15 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:57:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:57:16 INFO tclean:::: 2018-11-28 02:57:16 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:57:16 INFO tclean:::: ########################################## 2018-11-28 02:57:18 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00758468266577 2018-11-28 02:57:18 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.669780671597 min: -0.0625538527966 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00758468266577 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.669780671597 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0625538527966 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:57:18 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:57:18 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:57:18 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1.residual 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1.sumwt 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1.psf 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1.pb 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1.cleanmask 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00102171291195Jy 2018-11-28 02:57:18 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:57:18 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:57:18 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['60'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1', threshold='0.00102171291195Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1.cleanmask', pblimit=0.99342846870422363, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:57:18 INFO tclean:::: 2018-11-28 02:57:18 INFO tclean:::: ########################################## 2018-11-28 02:57:18 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:57:18 INFO tclean:::: 2018-11-28 02:57:18 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:57:18 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :60 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:57:19 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:57:19 INFO SynthesisImager::selectData selected spw [60] start channels [0] nchannels [128] 2018-11-28 02:57:19 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] : 2018-11-28 02:57:20 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:57:20 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.35698e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:57:20 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:57:20 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:57:20 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:57:20 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:57:20 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:57:20 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:57:20 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:57:20 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:57:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] : hogbom 2018-11-28 02:57:20 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:57:20 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:57:20 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:57:20 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:57:20 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:57:20 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:57:20 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1.cleanmask 2018-11-28 02:57:20 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:57:20 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:57:20 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:57:20 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:57:20 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:57:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:57:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.669781,-0.0625539) over full image : (0.669781,-0.0625539) 2018-11-28 02:57:20 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:57:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0750496, CycleNiter=1000, Gain=0.1 2018-11-28 02:57:20 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] iters=0->21 [21], model=0->0.596494, peakres=0.669781->0.0732867, Reached cyclethreshold. 2018-11-28 02:57:20 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:57:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:57:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:57:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.073286,-0.0069034) over full image : (0.073286,-0.0069034) 2018-11-28 02:57:22 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Total Model Flux : 0.596494 2018-11-28 02:57:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00821177, CycleNiter=979, Gain=0.1 2018-11-28 02:57:22 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] iters=0->22 [22], model=0.596494->0.662695, peakres=0.073286->0.00752207, Reached cyclethreshold. 2018-11-28 02:57:22 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:57:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:57:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:57:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.00752215,-0.00183789) over full image : (0.00752215,-0.00184444) 2018-11-28 02:57:25 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Total Model Flux : 0.662695 2018-11-28 02:57:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00102171, CycleNiter=957, Gain=0.1 2018-11-28 02:57:25 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] iters=0->166 [166], model=0.662695->0.670513, peakres=0.00752215->0.00102075, Reached cyclethreshold. 2018-11-28 02:57:25 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 209 iterations. 2018-11-28 02:57:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:57:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:57:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.00102443,-0.00103133) over full image : (0.00170306,-0.00174972) 2018-11-28 02:57:27 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Total Model Flux : 0.670513 2018-11-28 02:57:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00102171, CycleNiter=791, Gain=0.1 2018-11-28 02:57:27 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] iters=0->3 [3], model=0.670513->0.67041, peakres=0.00102443->0.00101936, Reached cyclethreshold. 2018-11-28 02:57:27 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 212 iterations. 2018-11-28 02:57:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:57:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:57:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Peak residual (max,min) within mask : (0.00101869,-0.00101936) over full image : (0.00170235,-0.00175159) 2018-11-28 02:57:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] Total Model Flux : 0.67041 2018-11-28 02:57:29 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:57:30 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] : Restoring model image. 2018-11-28 02:57:30 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw60.mfs.I.iter1] : Applying PB correction 2018-11-28 02:57:30 INFO tclean:::: 2018-11-28 02:57:30 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:57:30 INFO tclean:::: ########################################## 2018-11-28 02:57:31 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 212 iterations 2018-11-28 02:57:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000410400767578 2018-11-28 02:57:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000424849044066 2018-11-28 02:57:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00170234625693 min: -0.00162357627414 2018-11-28 02:57:31 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000428943836596 2018-11-28 02:57:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:57:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000428943836596 2018-11-28 02:57:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00168139720336 2018-11-28 02:57:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.669682919979 2018-11-28 02:57:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000424849044066 2018-11-28 02:57:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000410400767578 2018-11-28 02:57:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00170234625693 2018-11-28 02:57:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00162357627414 2018-11-28 02:57:31 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:57:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:57:31 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 61 2018-11-28 02:57:31 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs*.iter* 2018-11-28 02:57:31 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:57:44 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:57:44 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:57:44 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 61:0~127 2018-11-28 02:57:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:57:45 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 61] 2018-11-28 02:57:45 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[61] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:57:45 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:57:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:57:45 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:57:45 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:57:45 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:57:45 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:57:45 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:57:45 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.00025876 2018-11-28 02:57:45 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.11888 2018-11-28 02:57:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 61 ChanRange 0~127: 0.000258760005316 Jy/beam 2018-11-28 02:57:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000258760005316 Jy 2018-11-28 02:57:45 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:57:45 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:57:45 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['61'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:57:46 INFO tclean:::: 2018-11-28 02:57:46 INFO tclean:::: ########################################## 2018-11-28 02:57:46 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:57:46 INFO tclean:::: 2018-11-28 02:57:46 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:57:46 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :61 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:57:47 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:57:47 INFO SynthesisImager::selectData selected spw [61] start channels [0] nchannels [128] 2018-11-28 02:57:47 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter0] : 2018-11-28 02:57:47 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:57:47 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.36978e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:57:47 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:57:47 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:57:47 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:57:47 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:57:47 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:57:47 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:57:47 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:57:47 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:57:47 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:57:49 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000155289 2018-11-28 02:57:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.339443 arcsec, 0.116459 arcsec, -2.01569 deg 2018-11-28 02:57:49 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:57:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:57:51 INFO tclean:::: 2018-11-28 02:57:51 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:57:51 INFO tclean:::: ########################################## 2018-11-28 02:57:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00752300955355 2018-11-28 02:57:52 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.66827327013 min: -0.0635970160365 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00752300955355 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.66827327013 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0635970160365 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:57:52 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:57:52 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:57:52 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1.residual 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1.sumwt 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1.psf 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1.pb 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1.cleanmask 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00103504002126Jy 2018-11-28 02:57:52 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:57:52 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:57:52 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['61'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1', threshold='0.00103504002126Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1.cleanmask', pblimit=0.99339473247528076, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:57:52 INFO tclean:::: 2018-11-28 02:57:52 INFO tclean:::: ########################################## 2018-11-28 02:57:52 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:57:52 INFO tclean:::: 2018-11-28 02:57:52 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:57:52 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :61 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:57:54 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:57:54 INFO SynthesisImager::selectData selected spw [61] start channels [0] nchannels [128] 2018-11-28 02:57:54 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] : 2018-11-28 02:57:54 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:57:54 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.36978e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:57:54 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:57:54 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:57:54 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:57:54 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:57:54 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:57:54 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:57:54 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:57:54 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:57:54 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] : hogbom 2018-11-28 02:57:54 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:57:54 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:57:54 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:57:54 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:57:54 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:57:54 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:57:54 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1.cleanmask 2018-11-28 02:57:54 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:57:54 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:57:54 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:57:54 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:57:54 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:57:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:57:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.668273,-0.063597) over full image : (0.668273,-0.063597) 2018-11-28 02:57:54 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:57:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.074894, CycleNiter=1000, Gain=0.1 2018-11-28 02:57:54 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] iters=0->21 [21], model=0->0.595151, peakres=0.668273->0.0731218, Reached cyclethreshold. 2018-11-28 02:57:54 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:57:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:57:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:57:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.0731209,-0.00752703) over full image : (0.0731209,-0.00752703) 2018-11-28 02:57:57 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Total Model Flux : 0.595151 2018-11-28 02:57:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00819473, CycleNiter=979, Gain=0.1 2018-11-28 02:57:57 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] iters=0->22 [22], model=0.595151->0.661183, peakres=0.0731209->0.00749409, Reached cyclethreshold. 2018-11-28 02:57:57 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 43 iterations. 2018-11-28 02:57:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:58:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:58:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.00749408,-0.00190287) over full image : (0.00749408,-0.00190287) 2018-11-28 02:58:00 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Total Model Flux : 0.661183 2018-11-28 02:58:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00103504, CycleNiter=957, Gain=0.1 2018-11-28 02:58:00 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] iters=0->193 [193], model=0.661183->0.668379, peakres=0.00749408->0.00103324, Reached cyclethreshold. 2018-11-28 02:58:00 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 236 iterations. 2018-11-28 02:58:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:58:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:58:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.00105104,-0.00105875) over full image : (0.00176148,-0.00173742) 2018-11-28 02:58:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Total Model Flux : 0.668379 2018-11-28 02:58:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00103504, CycleNiter=764, Gain=0.1 2018-11-28 02:58:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] iters=0->3 [3], model=0.668379->0.668274, peakres=0.00105104->0.00102726, Reached cyclethreshold. 2018-11-28 02:58:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 239 iterations. 2018-11-28 02:58:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:58:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:58:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Peak residual (max,min) within mask : (0.00102847,-0.00102166) over full image : (0.00176203,-0.00173772) 2018-11-28 02:58:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] Total Model Flux : 0.668274 2018-11-28 02:58:04 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:58:05 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] : Restoring model image. 2018-11-28 02:58:05 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw61.mfs.I.iter1] : Applying PB correction 2018-11-28 02:58:05 INFO tclean:::: 2018-11-28 02:58:05 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:58:05 INFO tclean:::: ########################################## 2018-11-28 02:58:06 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 239 iterations 2018-11-28 02:58:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000408997759223 2018-11-28 02:58:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000453929736977 2018-11-28 02:58:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00135911908001 min: -0.00144801975694 2018-11-28 02:58:06 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000459766335553 2018-11-28 02:58:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:58:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000459766335553 2018-11-28 02:58:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00181502616033 2018-11-28 02:58:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.668161809444 2018-11-28 02:58:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000453929736977 2018-11-28 02:58:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000408997759223 2018-11-28 02:58:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00135911908001 2018-11-28 02:58:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00144801975694 2018-11-28 02:58:06 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:58:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:58:06 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 62 2018-11-28 02:58:06 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs*.iter* 2018-11-28 02:58:06 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:58:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:58:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:58:18 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 62:0~127 2018-11-28 02:58:19 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:58:19 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 62] 2018-11-28 02:58:19 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[62] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:58:19 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:58:19 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:58:19 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:58:19 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:58:19 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:58:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:58:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:58:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000271377 2018-11-28 02:58:19 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.11894 2018-11-28 02:58:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 62 ChanRange 0~127: 0.000271377484649 Jy/beam 2018-11-28 02:58:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000271377484649 Jy 2018-11-28 02:58:19 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:58:19 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:58:20 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['62'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:58:20 INFO tclean:::: 2018-11-28 02:58:20 INFO tclean:::: ########################################## 2018-11-28 02:58:20 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:58:20 INFO tclean:::: 2018-11-28 02:58:20 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:58:20 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :62 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:58:21 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:58:21 INFO SynthesisImager::selectData selected spw [62] start channels [0] nchannels [128] 2018-11-28 02:58:21 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter0] : 2018-11-28 02:58:21 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:58:21 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.38258e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:58:21 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:58:21 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:58:21 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:58:21 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:58:21 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:58:21 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:58:21 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:58:22 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:58:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:58:23 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000163442 2018-11-28 02:58:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.336483 arcsec, 0.116154 arcsec, -1.64563 deg 2018-11-28 02:58:23 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:58:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:58:25 INFO tclean:::: 2018-11-28 02:58:25 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:58:25 INFO tclean:::: ########################################## 2018-11-28 02:58:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.0076671699062 2018-11-28 02:58:26 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.666832745075 min: -0.0622752569616 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.0076671699062 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.666832745075 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0622752569616 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:58:26 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:58:26 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:58:26 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1.residual 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1.sumwt 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1.psf 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1.pb 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1.cleanmask 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.0010855099386Jy 2018-11-28 02:58:26 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:58:26 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:58:27 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['62'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1', threshold='0.0010855099386Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1.cleanmask', pblimit=0.99332672357559204, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:58:27 INFO tclean:::: 2018-11-28 02:58:27 INFO tclean:::: ########################################## 2018-11-28 02:58:27 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:58:27 INFO tclean:::: 2018-11-28 02:58:27 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:58:27 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :62 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:58:28 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:58:28 INFO SynthesisImager::selectData selected spw [62] start channels [0] nchannels [128] 2018-11-28 02:58:28 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] : 2018-11-28 02:58:28 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:58:28 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.38258e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:58:28 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:58:28 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:58:28 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:58:28 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:58:28 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:58:28 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:58:28 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:58:29 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:58:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] : hogbom 2018-11-28 02:58:29 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:58:29 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:58:29 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:58:29 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:58:29 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:58:29 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:58:29 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1.cleanmask 2018-11-28 02:58:29 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:58:29 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:58:29 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:58:29 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:58:29 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:58:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:58:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.666833,-0.0622753) over full image : (0.666833,-0.0622753) 2018-11-28 02:58:29 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:58:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0758856, CycleNiter=1000, Gain=0.1 2018-11-28 02:58:29 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] iters=0->21 [21], model=0->0.593869, peakres=0.666833->0.0729642, Reached cyclethreshold. 2018-11-28 02:58:29 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 21 iterations. 2018-11-28 02:58:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:58:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:58:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.0729633,-0.00712975) over full image : (0.0729633,-0.00712975) 2018-11-28 02:58:31 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Total Model Flux : 0.593869 2018-11-28 02:58:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00830323, CycleNiter=979, Gain=0.1 2018-11-28 02:58:31 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] iters=0->21 [21], model=0.593869->0.658932, peakres=0.0729633->0.0082278, Reached cyclethreshold. 2018-11-28 02:58:31 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 42 iterations. 2018-11-28 02:58:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:58:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:58:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.00822774,-0.00199716) over full image : (0.00822774,-0.00200971) 2018-11-28 02:58:34 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Total Model Flux : 0.658932 2018-11-28 02:58:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00108551, CycleNiter=958, Gain=0.1 2018-11-28 02:58:34 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] iters=0->206 [206], model=0.658932->0.669524, peakres=0.00822774->0.00108065, Reached cyclethreshold. 2018-11-28 02:58:34 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 248 iterations. 2018-11-28 02:58:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:58:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:58:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.00108798,-0.00109234) over full image : (0.00200164,-0.00192929) 2018-11-28 02:58:36 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Total Model Flux : 0.669524 2018-11-28 02:58:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00108551, CycleNiter=752, Gain=0.1 2018-11-28 02:58:36 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] iters=0->4 [4], model=0.669524->0.669304, peakres=0.00108798->0.00108201, Reached cyclethreshold. 2018-11-28 02:58:36 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 252 iterations. 2018-11-28 02:58:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:58:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:58:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Peak residual (max,min) within mask : (0.001082,-0.00108378) over full image : (0.00200143,-0.00192499) 2018-11-28 02:58:38 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] Total Model Flux : 0.669304 2018-11-28 02:58:38 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:58:39 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] : Restoring model image. 2018-11-28 02:58:39 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw62.mfs.I.iter1] : Applying PB correction 2018-11-28 02:58:39 INFO tclean:::: 2018-11-28 02:58:39 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:58:39 INFO tclean:::: ########################################## 2018-11-28 02:58:40 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 252 iterations 2018-11-28 02:58:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000425342121162 2018-11-28 02:58:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00046480767196 2018-11-28 02:58:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00137917231768 min: -0.00142797757871 2018-11-28 02:58:40 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000469521444757 2018-11-28 02:58:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:58:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000469521444757 2018-11-28 02:58:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.00180942192674 2018-11-28 02:58:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.666717886925 2018-11-28 02:58:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.00046480767196 2018-11-28 02:58:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000425342121162 2018-11-28 02:58:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00137917231768 2018-11-28 02:58:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00142797757871 2018-11-28 02:58:40 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:58:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: 2018-11-28 02:58:40 INFO tclean::pipeline.hif.tasks.tclean.tclean::+ Cleaning for intent "PHASE", field J1744-3116, spw 63 2018-11-28 02:58:40 INFO tclean::pipeline.hif.tasks.tclean.tclean:: deleting /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs*.iter* 2018-11-28 02:58:40 INFO pipeline.hif.tasks.tclean.tclean::Imager::open() Opening MeasurementSet /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:58:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Performing selection on MeasurementSet : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms 2018-11-28 02:58:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on fields : 2 2018-11-28 02:58:52 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selecting on spectral windows expression : 63:0~127 2018-11-28 02:58:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected 94575 out of 20342400 rows. 2018-11-28 02:58:53 INFO pipeline.hif.tasks.tclean.tclean::imager::data selection Selected: [128 chans in spw 63] 2018-11-28 02:58:53 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() Defining image properties:nx=300 ny=300 cellx='0.023arcsec' celly='0.023arcsec' stokes=I' mode=MFS nchan=-1 start=0 step=0 spwids=[63] fieldid=0 facets=1 frame=1 distance='0' 2018-11-28 02:58:53 INFO pipeline.hif.tasks.tclean.tclean::imager::defineimage() phaseCenter='field-0 ' mStart='Radialvelocity: 0' qStep='0 '' mFreqStart='Frequency: 0 2018-11-28 02:58:53 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:58:53 INFO pipeline.hif.heuristics.tclean::imager::weight() Weighting MS: Imaging weights will be changed 2018-11-28 02:58:53 INFO pipeline.hif.heuristics.tclean::imager::weight() Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:58:53 INFO pipeline.hif.heuristics.tclean::VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:58:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Calculating apparent sensitivity from MS weights, as modified by gridding weight function 2018-11-28 02:58:53 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() (assuming that MS weights have correct scale and units) 2018-11-28 02:58:54 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() RMS Point source sensitivity : 0.000325576 2018-11-28 02:58:54 INFO pipeline.hif.heuristics.tclean::imager::apparentSensitivity() Relative to natural weighting : 1.11715 2018-11-28 02:58:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: apparentsens result for MS Dataset-1-Qband.ms Field 2 SPW 63 ChanRange 0~127: 0.000325575535821 Jy/beam 2018-11-28 02:58:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Sensitivity estimate: 0.000325575535821 Jy 2018-11-28 02:58:54 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Compute the dirty image 2018-11-28 02:58:54 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:58:54 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], restoration=False, stokes='I', datacolumn='corrected', spw=['63'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter0', intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', threshold='0.0mJy', robust=0.5, usemask='user', savemodel='none', parallel=False, imsize=[300, 300], niter=0, nchan=-1, deconvolver='hogbom', weighting='briggs', npixels=0, pbcor=False, pblimit=0.2, restoringbeam='common', cell=['0.023arcsec'], outframe='LSRK', specmode='mfs', chanchunks=-1, gridder='standard', interactive=0) 2018-11-28 02:58:54 INFO tclean:::: 2018-11-28 02:58:54 INFO tclean:::: ########################################## 2018-11-28 02:58:54 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:58:54 INFO tclean:::: 2018-11-28 02:58:54 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:58:54 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :63 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:58:55 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:58:55 INFO SynthesisImager::selectData selected spw [63] start channels [0] nchannels [128] 2018-11-28 02:58:55 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter0] : 2018-11-28 02:58:55 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:58:55 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.39538e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:58:55 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter0] with ftmachine : gridft 2018-11-28 02:58:55 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:58:55 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:58:55 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:58:55 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:58:55 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:58:55 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:58:56 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:58:56 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2018-11-28 02:58:57 INFO task_tclean::SIImageStore::calcSensitivity [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter0] Theoretical sensitivity (Jy/bm):0.000197872 2018-11-28 02:58:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 0.320823 arcsec, 0.112945 arcsec, -1.65964 deg 2018-11-28 02:58:57 INFO task_tclean::SynthesisImager::makePrimaryBeam Evaluating Primary Beam model onto image grid(s) 2018-11-28 02:58:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 1 ------------------------------------- 2018-11-28 02:58:58 INFO tclean:::: 2018-11-28 02:58:58 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:58:58 INFO tclean:::: ########################################## 2018-11-28 02:59:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.00887201260775 2018-11-28 02:59:00 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.665772974491 min: -0.0816230848432 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Dirty image stats 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual rms: 0.00887201260775 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.665772974491 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.0816230848432 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: niter heuristic: Modified niter from 5000 to 1000 for the VLA 2018-11-28 02:59:00 INFO pipeline.hif.tasks.tclean.tclean::ImageFactory::fromImage Created image '/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1.cleanmask' of shape [300, 300, 1, 1] 2018-11-28 02:59:00 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask0' 2018-11-28 02:59:00 INFO pipeline.hif.tasks.tclean.tclean::ImageMaskHandler::_calcmask Created mask `mask1' 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter0.residual to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1.residual 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter0.sumwt to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1.sumwt 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter0.psf to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1.psf 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Copying /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter0.pb to /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1.pb 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Iteration 1: Clean control parameters 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Mask /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1.cleanmask 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Threshold 0.00130230214328Jy 2018-11-28 02:59:00 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Niter 1000 2018-11-28 02:59:00 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5. 2018-11-28 02:59:00 INFO tclean::pipeline.infrastructure.jobrequest:: Executing tclean(phasecenter='ICRS 17:44:23.5697 -031.16.36.208', scan=['30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203'], calcres=False, spw=['63'], vis=['Dataset-1-Qband.ms'], imagename='oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1', threshold='0.00130230214328Jy', imsize=[300, 300], pbcor=True, npixels=0, calcpsf=False, cell=['0.023arcsec'], outframe='LSRK', gridder='standard', stokes='I', datacolumn='corrected', savemodel='none', restoration=True, intent='CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED', robust=0.5, usemask='user', parallel=False, restart=True, niter=1000, nchan=-1, deconvolver='hogbom', weighting='briggs', mask='/scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1.cleanmask', pblimit=0.99329262971878052, restoringbeam='common', specmode='mfs', chanchunks=-1, interactive=0) 2018-11-28 02:59:00 INFO tclean:::: 2018-11-28 02:59:00 INFO tclean:::: ########################################## 2018-11-28 02:59:00 INFO tclean:::: ##### Begin Task: tclean ##### 2018-11-28 02:59:00 INFO tclean:::: 2018-11-28 02:59:00 INFO tclean:::: Verifying Input Parameters 2018-11-28 02:59:00 INFO SynthesisImager::selectData MS : /scratch/VLA-2015/dataset-1/Dataset-1-Qband.ms | Selecting on spw :63 | Selecting on scan : 30, 42, 54, 66, 78, 90, 102, 114, 128, 140, 152, 164, 176, 188, 200, 203 | Selecting on Scan Intent/State : CALIBRATE_AMPLI#UNSPECIFIED,CALIBRATE_PHASE#UNSPECIFIED | [Opened in readonly mode] 2018-11-28 02:59:01 INFO SynthesisImager::selectData NRows selected : 50700 2018-11-28 02:59:01 INFO SynthesisImager::selectData selected spw [63] start channels [0] nchannels [128] 2018-11-28 02:59:01 INFO SynthesisImager::defineImage Define image coordinates for [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] : 2018-11-28 02:59:01 INFO SynthesisImager::defineImage Impars : start 2018-11-28 02:59:01 INFO SynthesisImager::defineImage Shape : [300, 300, 1, 1]Spectral : [4.39538e+10] at [0] with increment [1.28007e+08] 2018-11-28 02:59:01 INFO SynthesisImager::defineImage Set Gridding options for [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] with ftmachine : gridft 2018-11-28 02:59:01 INFO SynthesisImager::appendToMapperList(ftm) Automatically calculate chanchunks using imshape : [300, 300, 1, 1] 2018-11-28 02:59:01 INFO SynthesisImager::appendToMapperList(ftm) Required memory 0.00434518 2018-11-28 02:59:01 INFO SynthesisImager::appendToMapperList(ftm)+ Available memory 6.83594 (rc: memory fraction 80% memory 6.83594) 2018-11-28 02:59:01 INFO SynthesisImager::appendToMapperList(ftm)+ 1 other processes on node 2018-11-28 02:59:01 INFO SynthesisImager::appendToMapperList(ftm)+ Setting chanchunks to 1 2018-11-28 02:59:01 INFO SynthesisImager::weight() Set imaging weights : Briggs weighting: sidelobes will be suppressed over full image 2018-11-28 02:59:02 INFO VisSetUtil::VisImagingWeight() Normal robustness, robust = 0.5 2018-11-28 02:59:02 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] : hogbom 2018-11-28 02:59:02 INFO task_tclean::SynthesisIterBot::setupIteration Set Iteration Control Options 2018-11-28 02:59:02 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:59:02 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:59:02 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:59:02 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:59:02 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:59:02 INFO task_tclean::SDMaskHandler::fillMask Copying mask image: /scratch/VLA-2015/dataset-1/oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1.cleanmask 2018-11-28 02:59:02 INFO task_tclean::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2018-11-28 02:59:02 INFO task_tclean::CasacRegionManager::fromBCS Using all spectral channels. 2018-11-28 02:59:02 INFO task_tclean::CasacRegionManager::fromBCS Using polarizations ALL 2018-11-28 02:59:02 INFO task_tclean:::: You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2018-11-28 02:59:02 INFO task_tclean::ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2018-11-28 02:59:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:59:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.665773,-0.0816231) over full image : (0.665773,-0.0816231) 2018-11-28 02:59:02 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Total Model Flux : 0 2018-11-28 02:59:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0814941, CycleNiter=1000, Gain=0.1 2018-11-28 02:59:02 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] iters=0->20 [20], model=0->0.584831, peakres=0.665773->0.0809425, Reached cyclethreshold. 2018-11-28 02:59:02 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 20 iterations. 2018-11-28 02:59:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2018-11-28 02:59:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:59:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.0809415,-0.0100367) over full image : (0.0809415,-0.0100367) 2018-11-28 02:59:04 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Total Model Flux : 0.584831 2018-11-28 02:59:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.00990766, CycleNiter=980, Gain=0.1 2018-11-28 02:59:04 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] iters=0->21 [21], model=0.584831->0.657027, peakres=0.0809415->0.00914948, Reached cyclethreshold. 2018-11-28 02:59:04 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 41 iterations. 2018-11-28 02:59:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2018-11-28 02:59:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:59:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.0091494,-0.00241486) over full image : (0.0091494,-0.00252187) 2018-11-28 02:59:06 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Total Model Flux : 0.657027 2018-11-28 02:59:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0013023, CycleNiter=959, Gain=0.1 2018-11-28 02:59:06 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] iters=0->191 [191], model=0.657027->0.660591, peakres=0.0091494->0.00129776, Reached cyclethreshold. 2018-11-28 02:59:06 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 232 iterations. 2018-11-28 02:59:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 3 ------------------------------------- 2018-11-28 02:59:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:59:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.00132861,-0.00130995) over full image : (0.00228847,-0.00235722) 2018-11-28 02:59:08 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Total Model Flux : 0.660591 2018-11-28 02:59:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Run Hogbom minor-cycle | CycleThreshold=0.0013023, CycleNiter=768, Gain=0.1 2018-11-28 02:59:08 INFO task_tclean::SDAlgorithmBase::deconvolve [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] iters=0->6 [6], model=0.660591->0.660594, peakres=0.00132861->0.00129483, Reached cyclethreshold. 2018-11-28 02:59:08 INFO task_tclean::SIIterBot_state::mergeCycleExecutionRecord Completed 238 iterations. 2018-11-28 02:59:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run (Last) Major Cycle 4 ------------------------------------- 2018-11-28 02:59:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle ---------------------------------------------------- Start Minor Cycles --------------------------------------------- 2018-11-28 02:59:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Peak residual (max,min) within mask : (0.0012947,-0.00129348) over full image : (0.00228433,-0.00235561) 2018-11-28 02:59:10 INFO task_tclean::SIImageStore::printImageStats [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] Total Model Flux : 0.660594 2018-11-28 02:59:10 INFO tclean:::: Reached global stopping criterion : threshold 2018-11-28 02:59:11 INFO SDAlgorithmBase::restore [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] : Restoring model image. 2018-11-28 02:59:11 INFO task_tclean::SDAlgorithmBase::pbcor [oussid.s20_0.J1744-3116_ph.spw63.mfs.I.iter1] : Applying PB correction 2018-11-28 02:59:11 INFO tclean:::: 2018-11-28 02:59:11 INFO tclean:::: ##### End Task: tclean ##### 2018-11-28 02:59:11 INFO tclean:::: ########################################## 2018-11-28 02:59:12 INFO tclean::pipeline.hif.tasks.tclean.cleanbase:: tclean used 238 iterations 2018-11-28 02:59:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms inside cleaned area: 0.000525531941094 2018-11-28 02:59:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual rms at the edge of the cleaned area: 0.000610500981566 2018-11-28 02:59:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Residual max: 0.00228433217853 min: -0.00188714952674 2018-11-28 02:59:12 INFO tclean::pipeline.hif.heuristics.cleanbox:: Clean image rms at the edge of the cleaned area: 0.000617612386122 2018-11-28 02:59:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image iter 1 stats 2018-11-28 02:59:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image non-cleanmask area rms: 0.000617612386122 2018-11-28 02:59:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image min: -0.0022093646694 2018-11-28 02:59:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Clean image max: 0.665558755398 2018-11-28 02:59:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual non-cleanmask area rms: 0.000610500981566 2018-11-28 02:59:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual cleanmask area rms: 0.000525531941094 2018-11-28 02:59:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual max: 0.00228433217853 2018-11-28 02:59:12 INFO tclean::pipeline.hif.tasks.tclean.tclean:: Residual min: -0.00188714952674 2018-11-28 02:59:12 INFO tclean::pipeline.hif.heuristics.tclean:: No value for desired angular resolution. Setting "robust" parameter to 0.5.