This is the header for the image extension for the file r219698.fit (Lockman Hole i-band).
XTENSION= 'IMAGE ' / Image extension BITPIX = 16 / Bits per pixel NAXIS = 2 / Number of axes NAXIS1 = 2048 / Axis length NAXIS2 = 4096 / Axis length PCOUNT = 0 / No 'random' parameters GCOUNT = 1 / Only one group BSCALE = 1.236264E0 / REAL = TAPE*BSCALE + BZERO BZERO = 3.950000E4 / ORIGIN = 'NOAO-IRAF FITS Image Kernel July 1999' / FITS file originator INHERIT = F / Inherits global header DATE = '2000-07-06T14:17:44' / Date FITS file was generated IRAF-TLM= '13:28:45 (06/07/2000)' / Time of last modification OBJECT = 'Lockman ' / Name of the object observed RUN = 219698 / Run number SYSVER = '/int/s8-2 ' / Version of observing system OBSERVAT= 'LAPALMA ' / Name of observatory (IRAF style) OBSERVER= 'McMahon ' / Name of principal investigator PROPOSAL= 'WFS09 ' / Code for grant of observing time IMAGETYP= 'run ' / Type of observation, eg. ARC LATITUDE= 28.762000 / Telescope latitude (degrees), +28:45:43.2 LONGITUD= 17.877639 / Telescope longitude (degrees), +17:52:39.5 HEIGHT = 2348 / [m] Height above sea level. SLATEL = 'LPO2.5 ' / Telescope name known to SLALIB TELESCOP= 'INT ' / 2.5m Isaac Newton Telescope TELSTAT = 'GUIDING ' / Telescope status: TRACKING or GUIDING normally. RA = ' 10:53:23.102' / RA (163.3462572604746600 degrees) DEC = '+57:32:57.00' / DEC ( 57.5491659455115180 degrees) EQUINOX = '2000. ' / Equinox of coordinates RADECSYS= 'FK5 ' / mean place new (after the 1976 IAU) system XAPNOM = -0.0697222242 / nominal aperture in x (-251.00 arcsec) YAPNOM = 0.0905555552 / nominal aperture in y (326.00 arcsec) XAPOFF = -0.0697222242 / total aperture offset in x (-251.00 arcsec) YAPOFF = 0.0905555552 / total aperture offset in y (326.00 arcsec) MJD-OBS = 51719.9012552 / Modified Julian Date of midtime of observation JD = 2451720.4012552 / Julian Date of midtime of observation STSTART = ' 14:34:37.4' / Local sidereal time at start of observation ST = ' 14:34:37.4' / Local sidereal time at start of observation AZIMUTH = 323.086813 / Mean azimuth of observation (degrees) ZD = 48.384902 / Mean zenith-distance of observation (degrees) FSTATION= 'PRIME ' / Focal station of observation PLATESCA= 6.856013 / [d/m] Platescale ( 24.68arcsec/mm) TELFOCUS= 0.045998 / Telescope focus (metres) ROTTRACK= T / Rotator always tracks sky on equatorial mount ROTSKYPA= 179.999978 / Turntable position angle (degrees) PARANGLE= 101.546444 / Parallactic angle at observation midpoint VIGNETTE= F / Can we see out? DOMEAZ = 328.322631 / Mean dome azimuth during observation AIRMASS = 1.501661 / Effective mean airmass TEMPTUBE= 10.892057 / Truss Temperature (degrees Celsius) CAT-NAME= 'LOCKMAN ' / Target input-catalogue name CAT-RA = ' 10:53:23.100' / Target Right Ascension CAT-DEC = '+57:32:57.00' / Target Declination CAT-EQUI= 'J2000.00' / Equinox of target coordinates CAT-EPOC= 2000.00 / Target epoch of proper motions PM-RA = 0.000000 / Target proper-motion RA (sec time/year) PM-DEC = 0.000000 / Target proper-motion (sec arc/year) PARALLAX= 0.000000 / Target Parallax (arcsec) RADVEL = 0.000000 / Target radial velocity (km/s) RATRACK = 0.000000 / Differential-tracking rate RA (arcsec/sec) DECTRACK= 0.000000 / Differential-tracking rate Dec (arcsec/sec) INSTRUME= 'WFC ' / INT wide-field camera is in use. WFFPOS = 4 / Position-number of deployed filter WFFBAND = 'i ' / Waveband of filter WFFPSYS = 'Sloan ' / Photometric system of filter WFFID = '215 ' / Unique identifier of filter SECPPIX = 0.333 / Arcseconds per pixel UTSTART = '21:32:49.3 ' / UTC of start of observation ELAPSED = 599.510 / Length of observation including pauses DARKTIME= 599.510 / Length of observation including pauses EXPOSED = 599.510 / Length of observation excluding pauses EXPTIME = 599.510 / Length of observation excluding pauses DATE-OBS= '2000-06-24 ' / UTC date start of observation DETECTOR= 'WFC ' / Formal name of camera CCDSPEED= 'FAST ' / Readout speed CCDXBIN = 1 / Binning factor in x axis CCDYBIN = 1 / Binning factor in y axis CCDSUM = '1 1 ' / Binning factors (IRAF style) OBSTYPE = 'run ' / Type of observation, eg. ARC IMAGEID = 1 / Number of readout channel. CCDNAME = 'A5506-4 ' / Name of detector chip (IRAF style) CHIPNAME= 'A5506-4 ' / Name of detector chip AMPNAME = 'LH ' / Name of detector readout-point GAIN = 2.800000 / Gain in electrons/ADU RDNOISE = 3.900000 / Readout noise in ADU READNOIS= 3.900000 / Readout noise in ADU BPM = '/home/jrl/wfcred/stds/A5506-4MEF.bad' / Bad pixel mask CTYPE1 = 'RA---ZPX' CTYPE2 = 'DEC--ZPX' CRVAL1 = 163.1793 CRVAL2 = 57.48072 CD1_1 = -9.9686077280003E-7 CD2_2 = 1.30346154372013E-6 CRPIX1 = -348.0667658355 CRPIX2 = 3005.44022351332 CD1_2 = -9.2668163374894E-5 CD2_1 = -9.2641518413719E-5 WAT0_001= 'system=image' WAT1_001= 'wtype=zpx axtype=ra projp1=1.0 projp3=259.8' WAT2_001= 'wtype=zpx axtype=dec projp1=1.0 projp3=259.8' WFCWCS = 'Done ' IMDTOI = 'Done ' WCSDIM = 2 LTM1_1 = 1. LTM2_2 = 1. CCDSEC = '[54:2101,1:4096]' DETSEC = '[54:2101,1:4096]' LTV1 = -53. TRIM = 'Jul 6 12:22 Trim is [54:2101,1:4096]' FIXPIX = 'Jul 6 12:22 Pixel mask is /home/jrl/wfcred/stds/A5506-4MEF.bad' OVERSCAN= 'Jul 6 12:22 Overscan is [14:53,1:4096], mean 1519.66' ZEROCOR = 'Jul 6 12:22 Zero is /data/cass36a/wasMEF/mframes/BIAS_962793070.fit' FLATCOR = 'Jul 6 12:22 Flat is /data/cass36a/wasMEF/mframes/i_962801783.fit[1]' CCDMEAN = 4451.3645 CCDMEANT= 647353379 CCDPROC = 'Jul 6 12:22 CCD processing done' XIRMS = 0.3404403 ETARMS = 0.5535792 DEFRING0= 'Defringe image i_jun2000_fringe_1.fits scale = 1.2437' END