Hi Bill,
what formula do you use to compute the culminations time? Do you make use of what's written in Jean Meuus Astronomical Algorithms?
I working on a small tool to display curves upon culmination
heights and times for object user defined catalogs.
cheers,
Christian
--
"A little learning never caused anyone's head to explode!"
"Ein wenig Lernen hat noch niemandens Kopf zum Explodieren gebracht!"