Astronomy Freeware I wrote

Jupiter Moons 2
Plot and animate the positions of IO, Europa, Ganymede and Callisto

Eyepiece Projection Calculator
Calculate exposure times for eyepiece projection (Afocal Coupling) for various planets and lunar phases
New: A c version you can compile in Linux: exposurecalculator.c

Field of View Calculator - New version 1.1, 7/30/2005, now supports command line parameters
Calculate field of view in degrees for Cameras and CCDs
New: A c version you can compile in Linux: fovcalc.c


The Windows programs here require the Visual Basic 6 run time files. Most computers already have them but if you have trouble running these then try installing this:

If you have any problems, questions, comments, feel free to email me
Eric Smestad

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