> > Could someone provide me with an approximate relation that gives an > > estimate for the diameter of a comet's coma? > try this one from guide: > http://www.projectpluto.com/update7b.htm#comet_tail_formula > hth Thanks Jeamy. I've put in the formulae into KStars. They seem to be giving reasonable estimates. Regards Akarsh _______________________________________________ Kstars-devel mailing list Kstars-devel@kde.org https://mail.kde.org/mailman/listinfo/kstars-devel