WCSTools libwcs.a
These subroutines support the programs in the WCSTools package and include
catalog search engines, image manipulation software, and fitting software.
There use is documented on the World Wide Web at
http://tdc-www.harvard.edu/software/wcstools/
Information about the individual files is in the Subroutines file.
A self-contained subset of these programs which deal with image world
coordinate systems is separately available and is used by the SAOimage,
SAOtng, Skycat, and DS9 image display programs:
cel.c dsspos.c fitshead.h fitsfile.c fitsfile.h hget.c hput.c iget.c
imhfile.c imio.c lin.c platepos.c proj.c slasubs.c sph.c tnxpos.c
wcs.c wcs.h wcscon.c wcslib.c wcslib.h wcstrig.c worldpos.c dateutil.c