Fortran library to compute positions of celestial bodies
A free, fast and accurate routine to compute the position of the Sun
Command-line tools for astronomy and astrophysics
*nix Sidereal Clock
Calculate time ephemerides in convenient form
Radial-velocity & transits analysis tool for exoplanets
convert arch.H files to FITS format
Data reduction and imaging for select astronomical cameras
Calculator that takes care of measurement units.
Convert data file from fixed width format table to CSV