Sundial: dialgenerator

Welcome to the Nijmegen sundial dialgenerator. There is also a simplified version of this generator for sundials in The Netherlands and Belgium.

Indicate your location, the begin date and the desired type of sundial. Use for instance astro.com to find your coordinates. The gnomon height can usually be left empty. Note that dials for different years are very similar.

The dials on this page are reasonably accurate, but not yet tested. A number of factors must still be added to the script:

• daylight saving time