It is often a good idea to spend some time to describe what references correspond to what part of the radiation mesh, especially when dealing with complex cases with numerous references.
The text will NOT be interpreted by SYRTHES, but will be dumped as comments in the ASCII SYRTHES parameter file.
For the time being, please do not use weird letters or accents. It may cause problems when saving the .syd file. This should be fixed in a version to come.
To collapse the text, just click on the User comments button located just above.