Plotting the USNO UCAC2 Catalog Using SAOimage and imucac2

[HST GSC] [USNO-A2.0] [USNO-A1.0] [2MASS PSC] [USNO-SA1.0] [USNO-SB1.0] [labelled] [unlabelled] [no stars]

image with USNO UCAC2

This SAOimage display shows the alignment of UCAC2 Stars with a test image with a world coordinate system. immatch can be run to list matches between UCAC2 stars and sources found in the image. The command used was

saoucac2 test.fts -zoom 0.5 -histeq
where saoucac2 is
saoimage -reg `imucac2 -r 10 $1` -wcscom sucac2_-ha_%s $*
Clicking the w key on the star closest to the center returns the following:
sub1 2.5, 8 December 1998, Doug Mink SAO  Find closest star
USNO B1 number  RAJ2000       DecJ2000   MagB  MagR Plate  Arcsec
1575.03025735 09:55:23.431 +69:00:49.26  16.4  16.9   38      2.00

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