SIMPLE = T / BITPIX = 16 / NAXIS = 2 / NAXIS1 = 765 / NAXIS2 = 510 / OBJECT = 'Unknown ' / TELESCOP= 'Unknown Telescope' INSTRUME= 'SBIG ST-8' OBSERVER= 'Virginia Tech Physics' DATE-OBS= '2007-03-31T01:45:10.000' / GMT START OF EXPOSURE BZERO = +3.276800000000E+004 / BSCALE = +1.000000000000E+000 / EXPTIME = +1.000000000000E+000 / EXPOSURE IN SECONDS CCD-TEMP= -4.817803680962E+000 / CCD TEMP IN DEGREES C XPIXSZ = +1.800000000000E+001 / PIXEL WIDTH IN MICRONS YPIXSZ = +1.800000000000E+001 / PIXEL HEIGHT IN MICRONS XBINNING= 2 / HORIZONTAL BINNING FACTOR YBINNING= 2 / VERTICAL BINNING FACTOR XORGSUBF= 0 / SUB_FRAME ORIGIN X POS YORGSUBF= 0 / SUB-FRAME ORIGIN Y POS EGAIN = +2.300000000000E+000 / ELECTRONS PER ADU FOCALLEN= +1.955000000000E+003 / FOCAL LENGTH IN MM APTDIA = +3.560000000000E+002 / APERTURE DIAMETER MM APTAREA = +9.930000000000E+004 / APERTURE AREA IN SQ-MM CBLACK = 361 / BLACK ADU FOR DISPLAY CWHITE = 431 / WHITE ADU FOR DISPLAY PEDESTAL= 0 / ADD TO ADU FOR 0-BASE DATAMAX = 65535 / SATURATION LEVEL SBSTDVER= 'SBFITSEXT Version 1.0' / SBIG FITS EXTENSIONS VER SWACQUIR= 'CCDSoft Version 5.00.170' / DATA ACQ SOFTWARE FILTER = 'Clear ' / OPTICAL FILTER NAME SNAPSHOT= 1 / NUMBER IMAGES COADDED DATE = '2007-04-03' / GMT DATE WHEN THIS FILE CREATED RESMODE = 0 / RESOLUTION MODE EXPSTATE= '164 ' / EXPOSURE STATE (HEX) RESPONSE= +2.000000000000E+003 / CCD RESPONSE FACTOR NOTE = ' ' BIAS = 100 SWCREATE= 'CCDSoft Version 5.00.170' SET-TEMP= -5.000000000000e+000 COLORCCD= 0 DISPCOLR= 1 IMAGETYP= 'Light Frame ' CCDSFPT = 1 CCDSUBFL= 0 CCDSUBFT= 0 CCDXBIN = 2 CCDYBIN = 2 TEMPERAT= -4.817803680962e+000 E-GAIN = +2.300000000000e+000 SBIGIMG = 6 USER_2 = 'SBIG ST-8 Dual CCD Camera' EXPOSURE= +1.000000000000e+000 SWMODIFY= 'SBIG Win CCDOPS Version 5.44-NT' HISTORY Flat Field END 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