***Observing Log*** SIMPLE = T / Proper FITS format used BITPIX = 16 / 2 byte-pixel per data point NAXIS = 2 / CCD array DETECTOR= 'DDOCCD ' / CCD array TELESCOP= '1.88M ' / Telescope INSTRUME= 'cass-ccd' / Data acquisition instrument ORIGSEC = '[1:1024,1:1024]' / Original frame format NAXIS1 = 50 / Fastest varying axis in array NAXIS2 = 1024 / Next axis CCDSEG = '[401:600,1:1024]' / Frame format OBJECT = 'bias(4) ' / Image name TIME-OBS= '01:23:18' / start Universal time DATE-OBS= '02/08/98' / Universal Date: CCYY-MM-DD OBSERVER= 'Brn/MB/Ehl/Lu' / Name(s) or ID(s) EXPTIME = 0 / Exposure time in seconds FILE = 'CC56220.fts' / File name GAIN = 90 / cgain; =[(Gain_Factor-1)]x30 TSCALE = 1000 / Camera scale DEC = ' ' / Declination, +/-dd:mm:ss RA = ' ' / Right Ascension, hh:mm:ss HA = ' ' / Actual position of telescope EQUINOX = / Equinox EPOCH = 1900 / Epoch ENDTIME = '01:23:18' / End time of exposure EXPCOUNT= / Exposure meter counts IMAGETYP= 'zero ' / Type of observation CENTLAM = '5894 ' / Central wavelength for observation FILTER = '4 ' / Wavelength or ID GRATING = '1800/51.58' / Grating description COMMENT average of 4 biases COMMENT exposure meter now HV 1320V. 10x factor COMMENT COMMENT COMMENT COMMENT END