Starlink User Note 5.18
P. T. Wallace, Norman Gray
2nd May 2003
Basic astrometry program
ASTROM performs “plate reductions”. You supply star positions from a catalogue and the ccoordinates of the corresponding star images. ASTROM uses this information to establish the relationship between and enabling the coordinates of “unknown stars” to be determined.
 E. W. Greisen and M. R. Calabretta. Representations of world coordinates in FITS. Astronomy and Astrophysics, 395(3):1061–1076, December 2002. ‘Paper I’, also available at .
 M. R. Calabretta and E. W. Greisen. Representations of celestial coordinates in FITS. Astronomy and Astrophysics, 395(3):1077–1122, December 2002. ‘Paper II’, also available at .