***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 CCDSEG = '[391:590,1:1024]' / Frame format FILE = 'CC64736.fts' / File name OBJECT = 'feAr ' / Image name IMAGETYP= 'comp ' / Type of observation OBSERVER= 'Mki/Tn ' / Name(s) or ID(s) DATE-OBS= '14/04/99' / Universal Date: DD/MM/YY TIME-OBS= '08:40:43' / start Universal time ENDTIME = '08:40:54' / End time of exposure RA = ' ' / Right Ascension, hh:mm:ss DEC = ' ' / Declination, +/-dd:mm:ss HA = ' ' / Actual position of telescope EQUINOX = 2000 / Equinox EXPTIME = 4.00 / Exposure time in seconds EXPCOUNT= / Exposure meter counts AIRMASS = 1.95 / Airmass at start of exposure CENTLAM = 6600 / Central wavelength for observation GRATING = 1800 / Grating description, lines/mm GTILT = 56.50 / Grating Tilt, degrees XGRATING= / Cross Grating, lines/mm XGTILT = / Cross Grating Tilt, degrees FOCUSTEL= 2754 / telescope focus FOCUSSP = / spectrograph focus SLITWID = 306 / slit width in microns SLITLEN = / slit length in microns COMMENT COMMENT Dome T 6.4 C rel H 35% at 01:27 UT,ccdtemp -100.4C COMMENT as of now; exp meter 1320V. sp focus 6.82 all night INSTRUME= 'cass-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 v6.0' / Program that created this FITS file FILTER = ' ' / Filter ID GAIN = 90 / cgain; =[(Gain_Factor-1)]x30 RELHUMID= / % relative humidity TEMP-DOM= / temperature: deg C, Dome floor air TEMP-CSE= 2.7 / temperature: deg C, pri cast TEMP-SEC= 2.1 / temperature: deg C, sec air TEMP-PRI= 2.7 / temperature: deg C, pri air TEMP-CON= 28.2 / temperature: deg C, CE200 box TEMP-HRK= 14.9 / temperature: deg C, heated Rack TEMP-CS1= 4.0 / temperature: deg C, Cass: CCD-Bridge TEMP-CS2= 5.4 / temperature: deg C, Cass, position2 TEMP-EC1= / temperature: deg C, Eche, position1 TEMP-EC2= / temperature: deg C, Eche, position2 TEMP-TUB= / temperature: deg C, telescope tube TEMP-CEL= / temperature: deg C, mirror cell Ï ***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 CCDSEG = '[391:590,1:1024]' / Frame format FILE = 'CC64737.fts' / File name OBJECT = 'bias ' / Image name IMAGETYP= 'zero ' / Type of observation OBSERVER= 'Mki/Tn ' / Name(s) or ID(s) DATE-OBS= '14/04/99' / Universal Date: DD/MM/YY TIME-OBS= '08:41:20' / start Universal time ENDTIME = '08:41:20' / End time of exposure RA = ' ' / Right Ascension, hh:mm:ss DEC = ' ' / Declination, +/-dd:mm:ss HA = ' ' / Actual position of telescope EQUINOX = 2000 / Equinox EXPTIME = 0 / Exposure time in seconds EXPCOUNT= / Exposure meter counts AIRMASS = 1.95 / Airmass at start of exposure CENTLAM = 6600 / Central wavelength for observation GRATING = 1800 / Grating description, lines/mm GTILT = 56.50 / Grating Tilt, degrees XGRATING= / Cross Grating, lines/mm XGTILT = / Cross Grating Tilt, degrees FOCUSTEL= 2754 / telescope focus FOCUSSP = / spectrograph focus SLITWID = 306 / slit width in microns SLITLEN = / slit length in microns COMMENT average of 4 biases COMMENT Dome T 6.4 C rel H 35% at 01:27 UT,ccdtemp -100.4C COMMENT as of now; exp meter 1320V. sp focus 6.82 all night INSTRUME= 'cass-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 v6.0' / Program that created this FITS file FILTER = ' ' / Filter ID GAIN = 90 / cgain; =[(Gain_Factor-1)]x30 RELHUMID= / % relative humidity TEMP-DOM= / temperature: deg C, Dome floor air TEMP-CSE= 2.7 / temperature: deg C, pri cast TEMP-SEC= 2.1 / temperature: deg C, sec air TEMP-PRI= 2.7 / temperature: deg C, pri air TEMP-CON= 27.8 / temperature: deg C, CE200 box TEMP-HRK= 15.6 / temperature: deg C, heated Rack TEMP-CS1= 3.8 / temperature: deg C, Cass: CCD-Bridge TEMP-CS2= 5.2 / temperature: deg C, Cass, position2 TEMP-EC1= / temperature: deg C, Eche, position1 TEMP-EC2= / temperature: deg C, Eche, position2 TEMP-TUB= / temperature: deg C, telescope tube TEMP-CEL= / temperature: deg C, mirror cell Ï ***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 CCDSEG = '[391:590,1:1024]' / Frame format FILE = 'CC64738.fts' / File name OBJECT = 'feAr ' / Image name IMAGETYP= 'comp ' / Type of observation OBSERVER= 'Mki/Tn ' / Name(s) or ID(s) DATE-OBS= '14/04/99' / Universal Date: DD/MM/YY TIME-OBS= '08:46:21' / start Universal time ENDTIME = '08:46:32' / End time of exposure RA = ' ' / Right Ascension, hh:mm:ss DEC = ' ' / Declination, +/-dd:mm:ss HA = ' ' / Actual position of telescope EQUINOX = 2000 / Equinox EXPTIME = 4.00 / Exposure time in seconds EXPCOUNT= / Exposure meter counts AIRMASS = 1.95 / Airmass at start of exposure CENTLAM = 6600 / Central wavelength for observation GRATING = 1800 / Grating description, lines/mm GTILT = 56.50 / Grating Tilt, degrees XGRATING= / Cross Grating, lines/mm XGTILT = / Cross Grating Tilt, degrees FOCUSTEL= 2754 / telescope focus FOCUSSP = / spectrograph focus SLITWID = 306 / slit width in microns SLITLEN = / slit length in microns COMMENT COMMENT Dome T 6.4 C rel H 35% at 01:27 UT,ccdtemp -100.4C COMMENT as of now; exp meter 1320V. sp focus 6.82 all night INSTRUME= 'cass-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 v6.0' / Program that created this FITS file FILTER = ' ' / Filter ID GAIN = 90 / cgain; =[(Gain_Factor-1)]x30 RELHUMID= / % relative humidity TEMP-DOM= / temperature: deg C, Dome floor air TEMP-CSE= 2.7 / temperature: deg C, pri cast TEMP-SEC= 2.1 / temperature: deg C, sec air TEMP-PRI= 2.7 / temperature: deg C, pri air TEMP-CON= 27.8 / temperature: deg C, CE200 box TEMP-HRK= 16.0 / temperature: deg C, heated Rack TEMP-CS1= 3.8 / temperature: deg C, Cass: CCD-Bridge TEMP-CS2= 5.2 / temperature: deg C, Cass, position2 TEMP-EC1= / temperature: deg C, Eche, position1 TEMP-EC2= / temperature: deg C, Eche, position2 TEMP-TUB= / temperature: deg C, telescope tube TEMP-CEL= / temperature: deg C, mirror cell Ï ***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 CCDSEG = '[391:590,1:1024]' / Frame format FILE = 'CC64739.fts' / File name OBJECT = 'RXJ16480+452' / Image name IMAGETYP= 'object ' / Type of observation OBSERVER= 'Mki/Tn ' / Name(s) or ID(s) DATE-OBS= '14/04/99' / Universal Date: DD/MM/YY TIME-OBS= '08:47:45' / start Universal time ENDTIME = '09:15:25' / End time of exposure RA = '16:48:04' / Right Ascension, hh:mm:ss DEC = '45:22:43' / Declination, +/-dd:mm:ss HA = ' ' / Actual position of telescope EQUINOX = 2000 / Equinox EXPTIME = 1660 / Exposure time in seconds EXPCOUNT= 1078 / Exposure meter counts AIRMASS = 1.95 / Airmass at start of exposure CENTLAM = 6600 / Central wavelength for observation GRATING = 1800 / Grating description, lines/mm GTILT = 56.50 / Grating Tilt, degrees XGRATING= / Cross Grating, lines/mm XGTILT = / Cross Grating Tilt, degrees FOCUSTEL= 2765 / telescope focus FOCUSSP = / spectrograph focus SLITWID = 306 / slit width in microns SLITLEN = / slit length in microns COMMENT COMMENT Dome T 6.4 C rel H 35% at 01:27 UT,ccdtemp -100.4C COMMENT as of now; exp meter 1320V. sp focus 6.82 all night INSTRUME= 'cass-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 v6.0' / Program that created this FITS file FILTER = ' ' / Filter ID GAIN = 90 / cgain; =[(Gain_Factor-1)]x30 RELHUMID= / % relative humidity TEMP-DOM= / temperature: deg C, Dome floor air TEMP-CSE= 2.4 / temperature: deg C, pri cast TEMP-SEC= 1.7 / temperature: deg C, sec air TEMP-PRI= 2.4 / temperature: deg C, pri air TEMP-CON= 27.7 / temperature: deg C, CE200 box TEMP-HRK= 16.4 / temperature: deg C, heated Rack TEMP-CS1= 3.8 / temperature: deg C, Cass: CCD-Bridge TEMP-CS2= 5.2 / temperature: deg C, Cass, position2 TEMP-EC1= / temperature: deg C, Eche, position1 TEMP-EC2= / temperature: deg C, Eche, position2 TEMP-TUB= / temperature: deg C, telescope tube TEMP-CEL= / temperature: deg C, mirror cell Ï