SIMPLE = T BITPIX = 16 NAXIS = 2 NAXIS1 = 561 NAXIS2 = 561 OBJECT = 'NGC 4303 ' FILTER = 'GC1 (4805/75)'/ 3 inch filter RA = '12:19:22.0' DEC = '+04:45:06.1' AIRMASS = 1.191592E+00 HISTORY 'Flat-fielded, star-subtracted, calibrated, header-corrected ' TELESCOP= 'Palomar 1.5' INSTRUME= 'Wide field' OBSERVER= 'J. E. Gunn' AUTHOR = 'Z. Frei et al. ' REFERENC= 'AJ, 1995, in press ' DATE = '12/07/95 ' EQUINOX = 1.950000E+03 BUNIT = 'COUNTS ' HA = '-01:08:43.9' / Hour Angle LST = ' 13:30:14.5' / Sidereal Time TIME = '06:27:08.4' FILENUM = 64 DECORDER= F BSCALE = 1.000000E+00 BZERO = 0.000000E+00 CRVAL1 = 1.848417E+02 CRVAL2 = 4.751667E+00 CRPIX1 = 2.800000E+02 CRPIX2 = 2.810000E+02 CDELT1 = -3.305555E-04 CDELT2 = 3.305555E-04 CTYPE1 = 'RA---TAN ' CTYPE2 = 'DEC--TAN ' DATAMAX = 1.164400E+04 DATAMIN = 8.100000E+01 CCDNUM = 1 EXPOSURE= 6.000000E+01 FILENAME= 'n4303_pi.fits' FILTER1 = 'i ' SKY = 1.134008E+03 SKYSIG = 2.354192E+01 XOFFSET = 138 YOFFSET = 129 G_CENT_X= 279 G_CENT_Y= 280 SATURAT = 2 DNAT0_ST= 5.128048E+10 DNAT0_BV= 5.147353E+10 B_RC3 = 1.018000E+01 B-V_RC3 = 5.300000E-01 PSF_FWHM= 2.551660E+00 PA_RC3 = 0.000000E+00 BOA_RC3 = 5.000000E-02 SIZE_RC3= 1.810000E+00 VELO_RC3= 1.569240E+03 TYPE_RC3= '.SXT4.. ' DATE-OBS= '05/05/91 ' END