Astronomy: Software: Toolkits and Observing Utilities: Page 2

Excel spreadsheet calculates temporal variation in astronomic constants, obliquity of the ecliptic, and illumination angles at any specified latitude. You need only input a date or the latitude.

Freeware for handheld computers to help find and track objects of the night sky.

This page contains Linux Kernel/Library Module for SBIG CCD Cameras

[freeware - Linux] Command-line program to automate reduction of variable star CCD images.