***Observing Log*** SIMPLE = T / Proper FITS format used BITPIX = 16 / 2 byte-pixel per data point NAXIS = 2 / CCD array NAXIS1 = 256 / Fastest varying axis in array NAXIS2 = 1024 / Next axis CCDSEG = '[1:1024,1:1024]' / Frame format FILE = 'E0000288.FTS' / File name OBJECT = 'bias ' / Image name IMAGETYP= 'zero ' / Type of observation OBSERVER= 'Wde/Tn ' / Name(s) or ID(s) DATE-OBS= '2000-06-05' / Date of start of observation in UTC TIME-OBS= '08:12:52' / start Universal time ENDTIME = '08:12:52' / End time of exposure RA = ' ' / Right Ascension, hh:mm:ss DEC = ' ' / Declination, +/-dd:mm:ss HA = ' ' / Actual position of telescope EQUINOX = 1900 / Equinox EXPTIME = 0 / Exposure time in seconds EXPCOUNT= / Exposure meter counts AIRMASS = / Airmass at start of exposure CENTLAM = 6725 / Central wavelength for observation GRATING = 31.6 / Grating description, lines/mm GTILT = 19.45 / Grating Tilt, degrees XGRATING= 0600 / Cross Grating, lines/mm XGTILT = .2750 / Cross Grating Tilt, degrees FOCUSTEL= 2182 / telescope focus FOCUSSP = .530 / spectrograph focus SLITWID = 60u / slit width in microns SLITLEN = 500u / slit length in microns COMMENT average of 4 biases COMMENT Set up 01:30UT; CCD T= -101.0 COMMENT slitlen 500=.215 stellar,700u=.195 for flats;slitwid 60u=.277 this wh INSTRUME= 'echelle-ccd' / Data acquisition instrument DETECTOR= 'DDOCCD ' / CSF-THX-31156 Thomson 1024x1024 ccd ORIGSEC = '[1:1024,1:1024]' / Original frame format TELESCOP= '1.88M ' / Telescope CREATOR = 'CCD5NT v7.0' / Program that created this FITS file FILTER = ' ' / Filter ID GAIN = 90 / cgain; =[(Gain_Factor-1)]x30 RELHUMID= 73 / % relative humidity TEMP-DOM= 10.6 / temperature: deg C, Dome floor air TEMP-CSE= 10.8 / temperature: deg C, pri cast TEMP-SEC= 7.5 / temperature: deg C, sec air TEMP-PRI= 9.2 / temperature: deg C, pri air TEMP-CON= 18.0 / temperature: deg C, CE200 box TEMP-HRK= 9.9 / temperature: deg C, heated Rack TEMP-CS1= / temperature: deg C, Cass: CCD-Bridge TEMP-CS2= / temperature: deg C, Cass, position2 TEMP-EC1= 11.5 / temperature: deg C, Eche, position1 TEMP-EC2= 11.3 / temperature: deg C, Eche, position2 TEMP-TUB= / temperature: deg C, telescope tube TEMP-CEL= / temperature: deg C, mirror cell END