Use imucac3 to List the 10 Brightest UCAC3 Stars in an Image

Find the 10 brightest UCAC3 stars in image test.fts and sort them by right ascension.
$ > imucac3 -hsn 10 test.fts

imucac3 WCSTools 3.8.0, 13 November 2009, Doug Mink (dmink@cfa.harvard.edu)
test.fts: RA:  09:54:09.075 - 09:56:24.688 J2000
          Dec: +68:55:29.95 - +69:07:35.58 J2000
10 / 33 USNO UCAC3 Catalog Stars MĘ; <= 17.0 at 1995.8041 in FITS image test.fts
ucac3_id    RA2000        Dec2000     MagB   MagR   MagI   MagJ   MagH   MagK   MagM   MagA   NIm NCt   X      Y   
318.046099 09:54:14.996 +68:57:57.61 15.66  14.99  14.65  13.81  13.61  13.48  14.86  14.96    2   2  981.3  208.5
319.043170 09:54:18.780 +69:02:38.44 16.42  15.11  14.57  11.23  10.75  10.68  12.80  12.75    7   2  951.0  604.4
319.043181 09:54:42.302 +69:05:52.51 16.20  14.95  14.32  10.45  10.13  10.05  11.69  11.66    5   3  772.4  877.5
318.046111 09:54:45.341 +68:56:59.10 13.09  12.18  11.81  11.16  10.86  10.79  12.26  12.23    6   3  751.1  125.3
319.043190 09:55:01.424 +69:00:07.95 17.00  15.73  15.24  13.95  13.40  13.21  16.17  15.90    4   2  628.6  391.4
318.046134 09:55:45.257 +68:57:24.77 16.97  16.47  16.31  15.24  15.04  14.96  16.54  16.73    2   2  296.0  161.4
318.046143 09:56:13.017 +68:59:17.61 17.01  16.78  16.21  15.30  14.90  14.97  16.70  16.67    1   2   85.8  321.2
319.043218 09:56:23.890 +69:06:01.40 16.86  16.49  16.11  15.13  14.81  14.75  16.30  16.31    1   2    5.9  890.9
where the columns are region.number, J2000 RA, J2000 Dec, B and R magnitudes from first and second epoch plates, N magnitude from second epoch plates, confidence in proper motion (1-9, 10=Tycho-2), number of plate IDs (0=Tycho-2, 2-5), and image X and Y pixel coordinates computed using the image world coordinate system, the plate, unless from a catalog, and the distance in arcseconds from the center of the image. To write a file test.fts.ub1, use
imub1 -wn 10 test.fts

Last updated 18 November 2009 by Doug Mink

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