***Observing Log*** SIMPLE = T / Proper FITS format used BITPIX = 16 / 2 byte-pixel per data point NAXIS = 2 / CCD array NAXIS1 = 50 / Fastest varying axis in array NAXIS2 = 1024 / Next axis DETECTOR= 'DDOCCD ' / CSF-THX-31156 Thomson 1024x1024 ccd TELESCOP= '1.88M ' / Telescope INSTRUME= 'cass-ccd' / Data acquisition instrument ORIGSEC = '[1:1024,1:1024]' / Original frame format CCDSEG = '[361:560,1:1024]' / Frame format OBJECT = 'bias(4) ' / Image name TIME-OBS= '22:57:11' / start Universal time DATE-OBS= '09/12/98' / Universal Date: DD/MM/YY OBSERVER= 'JL/wxl ' / Name(s) or ID(s) EXPTIME = 1 / Exposure time in seconds FILE = 'CC60941.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 = '22:57:12' / End time of exposure EXPCOUNT= / Exposure meter counts IMAGETYP= 'zero ' / Type of observation CENTLAM = '4600 ' / Central wavelength for observation FILTER = '0 ' / Wavelength or ID GRATING = '0600/26.00' / Grating description COMMENT average of 4 biases COMMENT dome T 3.3C ,62%rel Humidity @05.56UT,ccd temp -100.5C focus 6.96 COMMENT COMMENT COMMENT COMMENT END ***Observing Log*** SIMPLE = T / Proper FITS format used BITPIX = 16 / 2 byte-pixel per data point NAXIS = 2 / CCD array NAXIS1 = 50 / Fastest varying axis in array NAXIS2 = 1024 / Next axis DETECTOR= 'DDOCCD ' / CSF-THX-31156 Thomson 1024x1024 ccd TELESCOP= '1.88M ' / Telescope INSTRUME= 'cass-ccd' / Data acquisition instrument ORIGSEC = '[1:1024,1:1024]' / Original frame format CCDSEG = '[361:560,1:1024]' / Frame format OBJECT = 'bias(4) ' / Image name TIME-OBS= '22:58:16' / start Universal time DATE-OBS= '09/12/98' / Universal Date: DD/MM/YY OBSERVER= 'JL/wxl ' / Name(s) or ID(s) EXPTIME = 0 / Exposure time in seconds FILE = 'CC60942.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 = '22:58:16' / End time of exposure EXPCOUNT= / Exposure meter counts IMAGETYP= 'zero ' / Type of observation CENTLAM = '4600 ' / Central wavelength for observation FILTER = '0 ' / Wavelength or ID GRATING = '0600/26.00' / Grating description COMMENT average of 4 biases COMMENT dome T 3.3C ,62%rel Humidity @05.56UT,ccd temp -100.5C focus 6.96 COMMENT COMMENT COMMENT COMMENT END