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SIMPLE  =                    T  /  FITS STANDARD
BITPIX  =                  -32  /  FITS BITS/PIXEL
NAXIS   =                    2  /  NUMBER OF AXES
NAXIS1  =                  395  /
NAXIS2  =                  395  /
OBJECT  = 'N1620--halpha'       /
ORIGIN  = 'KPNO-IRAF'           /
DATE    = '22-03-94'            /
IRAFNAME= 'ngc1620 '            /  NAME OF IRAF IMAGE FILE
IRAF-MAX=           6.827425E2  /  DATA MAX
IRAF-MIN=          -6.844403E1  /  DATA MIN
IRAF-BPX=                   32  /  DATA BITS/PIXEL
IRAFTYPE= 'REAL    '            /  PIXEL TYPE
BLOCKED =                    T / Records may be blocked ...
BUNIT   = '                '   / Unit of image data
INSTRUME= '                  ' / System or device which created data
CRVAL1  =        0.2000000E+01 / coordinate of 1. pixel (xstart)
CRPIX1  =        0.1000000E+01 / always 1. pixel referenced
CDELT1  =        0.1000000E+01 / increment along axis (xstep)
CTYPE1  = '                '   / coordinate type
CRVAL2  =        0.1000000E+01 / coordinate of 1. pixel (ystart)
CRPIX2  =        0.1000000E+01 / always 1. pixel referenced
CDELT2  =        0.1000000E+01 / increment along axis (ystep)
CTYPE2  = '                '   / coordinate type
HISTORY MODI/PIX
HISTORY
HISTORY  ESO-DESCRIPTORS START .......................................
HISTORY
HISTORY  'LHCUTS'         ,'R*4 '   ,    1,    4,'5E14.7',' ',' '
HISTORY   0.2000000E+02 0.8000000E+02-0.6844403E+02 0.6827425E+03
HISTORY
HISTORY  'COMMENT'        ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY
HISTORY
HISTORY
HISTORY  'BLOCKED'        ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =                    T / RECORDS MAY BE BLOCKED ...
HISTORY
HISTORY
HISTORY  'INSTRUME'       ,'C*1 '   ,    1,   18,'70A1  ',' ',''
HISTORY
HISTORY
HISTORY  'IRAFNAME'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = 'N1620_HALPHA_1.IMH'  /  NAME OF IRAF IMAGE FILE
HISTORY
HISTORY
HISTORY  'IRAF-MAX'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =           4.463679E3  /  DATA MAX
HISTORY
HISTORY
HISTORY  'IRAF-MIN'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =          -4.130970E0  /  DATA MIN
HISTORY
HISTORY
HISTORY  'IRAF-B/P'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =                   32  /  DATA BITS/PIXEL
HISTORY
HISTORY
HISTORY  'IRAFTYPE'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = 'FLOATING'  /
HISTORY
HISTORY
HISTORY  'OBSERVAT'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = 'KPNO              ' / ORIGIN OF DATA
HISTORY
HISTORY
HISTORY  'CCDPICNO'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =                 103  / ORIGINAL CCD PICTURE NUMBER
HISTORY
HISTORY
HISTORY  'EXPTIME'        ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =                1200  / ACTUAL INTEGRATION TIME (SECONDS)
HISTORY
HISTORY
HISTORY  'DARKTIME'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =                1212  / TOTAL ELAPSED TIME (SECONDS)
HISTORY
HISTORY
HISTORY  'OTIME'          ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =                1200  / SHUTTER OPEN TIME (SECONDS)
HISTORY
HISTORY
HISTORY  'IMAGETYP'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = 'OBJECT            ' / OBJECT,DARK,BIAS,ETC.
HISTORY
HISTORY
HISTORY  'DATE-OBS'       ,'C*1 '   ,    1,   18,'70A1  ',' ',''
HISTORY  17/03/88
HISTORY
HISTORY  'RA'             ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = '04:35:56          ' / RIGHT ASCENSION (TELESCOPE)
HISTORY
HISTORY
HISTORY  'DEC'            ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = '00:10:06          ' / DECLINATION (TELESCOPE)
HISTORY
HISTORY
HISTORY  'EPOCH'          ,'R*4 '   ,    1,    1,'5E14.7',' ',' '
HISTORY   0.1988200E+04
HISTORY
HISTORY  'ZD'             ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = '58:27:00          ' / ZENITH DISTANCE
HISTORY
HISTORY
HISTORY  'UT'             ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = '03:49:30          ' / UNIVERSAL TIME
HISTORY
HISTORY
HISTORY  'ST'             ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = '08:02:41          ' / SIDEREAL TIME
HISTORY
HISTORY
HISTORY  'DETECTOR'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = 'TI2               ' / DETECTOR (CCD TYPE, PHOTON COUNTER, ETC)
HISTORY
HISTORY
HISTORY  'GAIN'           ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =                4.15  / GAIN (ELECTRONS/ADU)
HISTORY
HISTORY
HISTORY  'PREFLASH'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =                  12  / PREFLASH TIME (SECS)
HISTORY
HISTORY
HISTORY  'CAMTEMP'        ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =             -106.42  / CAMERA TEMPERATURE, DEG C
HISTORY
HISTORY
HISTORY  'DEWTEMP'        ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =             -182.22  / DEWAR TEMPRATURE, DEG C
HISTORY
HISTORY
HISTORY  'FILTERS'        ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = '2 0               ' / FILTER BOLT POSITIONS
HISTORY
HISTORY
HISTORY  'TVFILT'         ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =                   0  / TV FILTER
HISTORY
HISTORY
HISTORY  'COMPLAMP'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  =                   0  / COMPARISON LAMP
HISTORY
HISTORY
HISTORY  'CCDSEC'         ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = '[2:397,2:397]'      / ORIENTATION TO FULL FORMAT FRAME
HISTORY
HISTORY
HISTORY  'CCDSUM'         ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = '2 2               ' / ON CHIP SUMMATION (X,Y)
HISTORY
HISTORY
HISTORY  'TRIM'           ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = 'MAR 16 21:14 TRIM DATA SECTION IS [2:397,2:397]'
HISTORY
HISTORY
HISTORY  'OVERSCAN'       ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = 'MAR 16 21:14 OVERSCAN SECTION IS [405:431,2:397] WITH MEAN=498.348'
HISTORY
HISTORY
HISTORY  'ZEROCOR'        ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = 'MAR 16 21:14 ZERO LEVEL CORRECTION IMAGE IS BIAS001.IMH'
HISTORY
HISTORY
HISTORY  'FLATCOR'        ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = 'MAR 16 21:14 FLAT FIELD IMAGE IS FLAT004.IMH WITH SCALE=6509.38'
HISTORY
HISTORY
HISTORY  'CCDPROC'        ,'C*1 '   ,    1,   72,'70A1  ',' ',''
HISTORY  = 'MAR 16 21:14 CCD PROCESSING DONE'
HISTORY
HISTORY
HISTORY  'FILE_NAME'      ,'C*1 '   ,    1,   40,'70A1  ',' ',''
HISTORY  N1620HC.BDF
HISTORY
HISTORY  ESO-DESCRIPTORS END   .......................................
HISTORY
HISTORY 'E S O  -  MIDAS'    / E S O  MIDAS System (on VAX/VMS)
HISTORY '22/01/90'           / Date this tape was written
END

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