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SIMPLE  =                    T / Fits standard
BITPIX  =                  -32 / Bits per pixel
NAXIS   =                    2 / Number of axes
NAXIS1  =                 4001 / Axis length
NAXIS2  =                 1901 / Axis length
EXTEND  =                    F / File may contain extensions
IRAF-TLM= '12:47:37 (28/07/2006)' / Time of last modification
ORIGIN  = 'KPNO-IRAF'          / FITS File Originator
DATE    = '2002-06-24T22:25:48' / Date FITS file was generated
              /INSTRUMENT INFORMATION
              / OBJECT INFORMATION
OBJECT  = 'ngc4631_B_march2002' / Observed Object
RA      = '190.533375'         / Object Right Ascension (J2000)
DEC     = '32.5415 '           / Object Declination (J2000)
OBJCTX  = '1907.7912241212'    / Object X on plate (pixels)
OBJCTY  = '1028.2300507074'    / Object Y on plate (pixels)
              /INSTRUMENT INFORMATION
FILTER  = 'B       '           / Filter of Observation
OBSERVAT= 'KPNO    '           / Observatory where data taken
TELESCOP= 'kp21m   '           / Specific System
INSTRUME= 'test    '           / Instrument used to aquire data
DETECTOR= 't2ka    '           / Detector (CCD type, photon counter, etc.)
PLTSCALE= 'N/A     '           / Plate Scale in arcsec per pixel
XPIXSIZE= 'N/A     '           / Pixel size in x (arcsec/pix)
YPIXSIZE= 'N/A     '           / Pixel size in y (arcsec/pix)
              / CALIBRATION INFORMATION
PHOTFLAM=      2.702938878E-06 / Flux units conversion
ZPOINT  =               4270.0 / Zeropoint, Jy
ZUNITS  = 'DN/PIXEL/SEC'       / current units of data
              / ASTROMETRY INFORMATION
CTYPE1  = 'RA---TAN'           / First axis coordinate Type
CTYPE2  = 'DEC--TAN'           / First axis coordinate Type
CRVAL1  =      190.52413707999 / Reference RA
CRVAL2  =     32.5324962005067 / Reference DEC
CRPIX1  =     2000.58070747135 / Reference pixel x
CRPIX2  =      922.17671283035 / Reference pixel y
CD1_1   = -8.4524628607022E-05 / Platescale x
CD1_2   = -5.2248166470478E-07 / rotation
CD2_1   = -5.2297806670643E-07 / rotation
CD2_2   = 8.44443992484697E-05 / Platescale y
EQUINOX =                2000. / Equinox of celestial coord. system
EPOCH   =              2002.19 / reference year
WCSDIM  =                    2 / WCS dimensions
LTM1_1  =                    1
LTM2_2  =                    1
WAT0_001= 'system=image'
WAT1_001= 'wtype=tan axtype=ra'
WAT2_001= 'wtype=tan axtype=dec'
              / OBSERVING INFORMATION
ZD      = '56.440  '           / Zenith distance (degrees)
HA      = 'N/A     '           / hour angle (H:M:S)
ST      = '08:09:55'           / Sidereal Time (H:M:S)
UT      = '04:21:38'           / Universal Time
UTMIDDLE= '4:27:38.0'          / Middle of UT
AIRMASS =                   1. / airmass
AVGAIR  =              1.75228 / Average airmass during observation
EXPTIME =                   1. / exposure time in seconds
DARKTIME=                720.0 / Total elapsed time in seconds
OBSERVER= 'Murphy, Dale'       / Observers
DATE-OBS= '2002-03-11T04:21:38' / Date of observation
              / ADDITIONAL DATA REDUCTION INFO
AVGTIME =                719.9 / Average exposure time
CAMTEMP =                 -118 / camera temperature, Celsius
CCDPROC = 'Jun 24  7:47 CCD processing done'
CCDSEC  = '[1:2046,1:2048]'    / orientation to full frame
CCDSUM  = '1 1     '           / on chip summation
CEXPTIME=                719.9
DATAMAX =             63269.28 / Maximum data value
DATAMIN =             23.47814 / Minimum data value
DEWTEMP =                 -200 / dewar temperature, Celsius
DWELL   =                    3 / sample integration time, microseconds
FILTERS = '2       '           / filter position
FLATCOR = 'Jun 24  7:47 Flat field image is bdf2 with scale=20663.92'
GAIN    =                  3.6 / gain, electrons per adu
HISTORY New copy of n70048.imh
IMAGETYP= 'object  '           / object, flat, bias, etc.
IRAF-MAX=                  0.0 / DATA MAX
IRAF-MIN=                  0.0 / DATA MIN
NOIMS   =                    4 / No. of images combined
NSCANROW=                    1 / number of CCD rows scanned
OBSID   = 'kp21m.20020311T042138Z' / archive ID for observation
ORIGSEC = '[1:2048,1:2048]'    / original size full frame
PREFLASH=                    0 / preflash time, seconds
PROPID  = '2002A 0401'         / observing proposal ID
RADECSYS= 'FK5     '
RDNOISE =                  4.0 / read noise, electrons
ROOTNAME= 'ngc4631_B_dr4'
ROTANGLE=                269.8 / rotator position
TELFILTE= '2       '           / telescope filters
TRIM    = 'Jun 20 17:59 Trim data section is [1:2046,1:2048]'
ZEROCOR = 'Jun 24  7:37 Zero level correction image is bias.imh'
BUNIT   = 'DN/PIXEL/SEC'
OAIRMASS=                  1.8
END

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