Spectroscopic Data and Tools
IRAF Page
There are more useful Web sites at:
See: Course Syllabus 2010/11 and the following:
An Introduction to Astronomical Photometry Using CCDs by W. Romanishin (University of Oklahoma). The latest version can be downloaded from here .
SLALIB -- A Positional Astronomy Library documentation download site. Version 2.4-8 (6 Sep. 2001) is available here in PostScript. The hypertext version is here .
Astronomy Computer Manual (not very current).