Alcyone Ephemeris - 23 Sep 2004
Alcyone Ephemeris is an accurate and fast astronomial ephemeris calculator covering the period 3000 BC to AD 3500. It calculates heliocentric, geocentric, and topocentric...
Tags: earth sun, earth moon, lunar phase, velocity acceleration, earth sun moon

Planet's Orbits - 20 Nov 2003
Planet's Orbits (for Windows 98/ME/2000/XP) is an accurate digital orrery with a wealth of functionality. The program uses the DE404 ephemeris (accurate for dates between 2000...
Tags: future in the past, database, database program, custom animation, information statistic, simple database, future past

C88 - 14 May 2002
C88 is an informational tool for amateur astronomers. It provides detailed informations about the celestial sphere objects, visible with naked eyes and for the use of an...
Tags: deep sky, bright star