Astronomical Image Processing for Windows -- Astrometry Tool Target object(s): Astrometric Image: UT date of obs, YYYY MM DD: UT time of obs, HH MM SS: Telescope focal length: 504 X size of pixel (mm): 0.009 Y size of pixel (mm): 0.009 Ref star data source: C:\Documents and Settings\ed\My Documents\My Pictures\st8sperry\20060219\25thmagoverlay.gsc REFERENCE STARS Catalog epoch: 2000 RAS DEC Mu(RA) Mu(DC) mag X Y S # hh mm ss.sss +dd mm ss.ss -- arcsec/yr --- cat pixels pixels Y 1 05 43 00.559 -01 59 58.71 00.000 00.000 10.60 240.109 363.413 Y 2 05 40 27.479 -02 25 42.07 00.000 00.000 12.80 889.330 736.522 Y 3 05 41 51.416 -02 29 51.31 00.000 00.000 11.60 554.208 827.689 Y 4 05 41 26.275 -02 10 06.56 00.000 00.000 12.10 633.809 500.551 Y 5 05 42 26.527 -02 06 07.26 00.000 00.000 11.20 384.653 452.667 Y 6 05 43 14.131 -02 31 12.53 00.000 00.000 19.00 225.322 873.398 Y 7 05 38 34.230 -02 34 16.02 00.000 00.000 08.60 1357.126 843.326 Y 8 05 41 07.236 -02 37 06.21 00.000 00.000 18.10 743.223 933.423 Y TARGET OBJECT(S) X Y mag RAS DEC S --- object name -- pixels pixels CCD hh mm ss.sss +dd mm ss.ss Y 1 Target Name 1 590.688 591.633 10.36 05 41 38.432 -02 15 30.95 Y 2 Target Name 2 738.702 626.132 10.23 05 41 02.582 -02 18 16.39 Y ASTROMETRIC RESIDUALS RArms DECrms (arcsec) (arcsec) 003.926 001.269 PHOTOMETRY Photometric zero point: 26.56 Plate center, RAS: 05 40 54.034 Plate center, DEC: -02 11 13.99 X of plate center: 764.50 Y of plate center: 509.50 PA, image +Y axis: -4.00