SIMPLE = T / BITPIX = -32 / NAXIS = 4 / NAXIS1 = 256 / NAXIS2 = 256 / NAXIS3 = 1 / NAXIS4 = 1 / EXTEND = T /Tables following main image BLOCKED = T /Tape may be blocked OBJECT = 'M31-SW ' TELESCOP= 'HALFMILE' INSTRUME= ' ' OBSERVER= ' ' DATE-OBS= '09/07/77' DATE-MAP= '00/00/ 0' BSCALE = 1.00000000000E+00 /REAL = TAPE * BSCALE + BZERO BZERO = 0.00000000000E+00 / BUNIT = 'JY/BEAM ' EPOCH = 1.977519287E+03 /EPOCH OF RA DEC DATAMAX = 2.275399119E-01 /MAX PIXEL VALUE DATAMIN = -1.564399451E-01 /MIN PIXEL VALUE CTYPE1 = 'RA---NCP' CRVAL1 = 9.87748134000E+00 / CDELT1 = -5.833333358E-03 / CRPIX1 = 1.290000000E+02 / CROTA1 = 0.000000000E+00 / CTYPE2 = 'DEC--NCP' CRVAL2 = 9.00000000000E+01 / CDELT2 = 5.833333358E-03 / CRPIX2 = 7.580292480E+03 / CROTA2 = 0.000000000E+00 / CTYPE3 = 'VEL-HELO' CRVAL3 = -3.50305600000E+05 / CDELT3 = 1.000000000E+00 / CRPIX3 = 1.000000000E+00 / CROTA3 = 0.000000000E+00 / CTYPE4 = 'STOKES ' CRVAL4 = 1.00000000000E+00 / CDELT4 = 1.000000000E+00 / CRPIX4 = 1.000000000E+00 / CROTA4 = 0.000000000E+00 / HISTORY -------------------------------------------------------------------- HISTORY /Begin "HISTORY" information found in fits tape header by IMLOD HISTORY MRAO MAP HALF MILE TEL HI-LINE CHANNEL HISTORY MRAO SOURCE M31-SW HISTORY MRAO TELESCOPE HALFMILE HISTORY MRAO RECEIVER 1/4 D BOX HISTORY MRAO FREQ./POLN. 13 HISTORY MRAO U RANGE -128 127 HISTORY MRAO V RANGE 128-127 HISTORY MRAO NUMBER OF SPACINGS 121 HISTORY MRAO MEAN DATE 1977.5 HISTORY MRAO MAP CREATED HISTORY MRAO PREVIOUS MAP CREATED 5 79 6.42. HISTORY MRAO Map projection is Equatorial plane at EPOCH HISTORY MRAO Reference point is North Pole at EPOCH HISTORY MRAO EPOCH for this map is 1977.5193 HISTORY MRAO Measured quantity is BRIGHTNESS, units JY/BEAM HISTORY MRAO To interface with AIPS using NCP projection HISTORY MRAO reference point is set to North Pole at EPOCH HISTORY MRAO Ref point RA 00 39 30.596 HISTORY MRAO (EPOCH) Dec 90 00 0.000 HISTORY MRAO x-coordinate 129.00 pixels HISTORY MRAO y-coordinate -7323.29 pixels HISTORY MRAO Mean H.A. (skew angle) 0.00000000 radians HISTORY MRAO EPOCH of map 1977.5193 HISTORY MRAO Sampling in RA, Dec 21.00 21.00 arcsec HISTORY MRAO Resolution in RA,Dec(nom) 46.09 70.97 arcsec HISTORY MRAO Oversampling 1.4037 HISTORY MRAO Stepping interval 10.000 feet HISTORY MRAO Maximum spacing 242.00 HISTORY MRAO Number of spacings 121 HISTORY MRAO Spacings 2 4 10 16 22 6 12 18 HISTORY MRAO 24 8 14 20 26 28 34 40 HISTORY MRAO 46 30 36 42 48 32 38 44 HISTORY MRAO 50 52 58 64 70 54 60 66 HISTORY MRAO 72 56 62 68 74 76 82 88 HISTORY MRAO 94 78 84 90 96 80 86 92 HISTORY MRAO 98 100 106 112 118 102 108 114 HISTORY MRAO 120 104 110 116 122 124 130 136 HISTORY MRAO 142 126 132 138 144 128 134 140 HISTORY MRAO 146 148 154 160 166 150 156 162 HISTORY MRAO 168 152 158 164 170 172 178 184 HISTORY MRAO 190 174 180 186 192 176 182 188 HISTORY MRAO 194 196 202 208 214 198 204 210 HISTORY MRAO 216 200 206 212 218 220 226 232 HISTORY MRAO 238 222 228 234 240 224 230 236 HISTORY MRAO 242 HISTORY MRAO Band centre for HMT DBOX 1422.3 MHz HISTORY MRAO Channel 13 heliocentric velocity -350.31 km/s HISTORY MRAO Original MRAO map centre data below (for info): HISTORY MRAO (U AND V RANGES QUOTED REFER TO THIS CENTRE) HISTORY MRAO Map centre RA 00 39 30.596 HISTORY MRAO (EPOCH) Dec 40 38 53.257 HISTORY MRAO m.c. x-coordinate 129.00 pixels HISTORY MRAO m.c. y-coordinate 129.00 pixels HISTORY MRAO Equivalent RA 00 38 0.000 HISTORY MRAO (1950.0) Dec 40 30 0.000 HISTORY /END FITS tape header "HISTORY" information HISTORY -------------------------------------------------------------------- HISTORY IMLOD OUTNAME ='M31-SW ' OUTCLASS ='IMAP ' HISTORY IMLOD OUTSEQ = 0 INTAPE = 4 OUTDISK= 2 HISTORY IMLOD RELEASE = '15JUL91' HISTORY RENAM INNAME='M31-SW ' INCLASS='IMAP ' HISTORY RENAM INSEQ= 5 INDISK= 2 HISTORY RENAM OUTNAME='M31_SW ' OUTCLASS='IMAP ' HISTORY RENAM OUTSEQ= 5 OUTDISK= 2 ORIGIN = 'AIPSnrao1 cv convex c-1 15APR92' / DATE = '28/03/92' / File written on dd/mm/yy HISTORY AIPS IMNAME='M31_SW ' IMCLASS='IMAP ' IMSEQ= 5 / HISTORY AIPS USERNO= 135 / END |