imgsc(1) Find HST GSC stars in FITS or IRAF image files

Synopsis

imgsc [options] FITS or IRAF file(s)

Description

Search the HST Guide Star Catalog withing the area described by the world coordinate system in an image header. This is a link to imcat rather than a separate executable.

Options

-b [<RA> <Dec>]
Output in B1950, optional new image center in B1950 (FK4) RA and Dec
-c <name>
Reference catalog (gsc, ujc, or tab table file
-g <class>
Guide Star Catalog class (-1=all,0,3 (default -1)
-h
Print heading, else do not
-j [<RA> <Dec>]
Output in J2000, optional new image center in J2000 (FK5) RA and Dec
-m [<bright magnitude>] <faint magnitude>
Limiting catalog magnitude(s) (default none, bright -2 if only faint is given)
-n <num>
Number of brightest stars to print
-p <scale>
Initial plate scale in arcsec per pixel (default 0)
-s
Sort by RA instead of flux
-t
Tab table to standard output as well as file
-v
Verbose listing of processing intermediate results
-w
Write tab table output file imagename.cat -z Use AIPS classic projections instead of WCSLIB; use CD matrix or CDELT instead of polynomial solution.

See Also

imcat(),imuac(),imusac(),scat()

Author

Doug Mink, SAO ([email protected])