The header of the FITS file is listed below,
followed by a sample of values (limited to 1000 lines).
#--- imagevj.fit
#ext xtension bpx (dim) x2880 extname
#-------------------------------------------------------------------------------
#000 main -32 (1524x1543) 3276b [004.64907+16.42968,scale=0.0452"/pix
]
#-------------------------------------------------------------------------------
SIMPLE = T / FITS STANDARD
BITPIX = -32 / FITS BITS/PIXEL
NAXIS = 2 / NUMBER OF AXES
NAXIS1 = 1524 /
NAXIS2 = 1543 /
OBJECT = 'CL0016V[1/1]' /
ORIGIN = 'KPNO-IRAF' /
DATE = '20-06-96' /
IRAFNAME= 'cl0016V ' / NAME OF IRAF IMAGE FILE
IRAF-MAX= 0.000000E0 / DATA MAX
IRAF-MIN= 0.000000E0 / DATA MIN
IRAF-BPX= 32 / DATA BITS/PIXEL
IRAFTYPE= 'REAL ' / PIXEL TYPE
DATAMIN = 0.
DATAMAX = 0.
CRPIX1 = 326.
CRVAL1 = 4.64677882926493
CTYPE1 = 'RA---TAN'
CD1_1 = 5.250899E-6
CD2_1 = 1.140483E-5
CRPIX2 = 360.5
CRVAL2 = 16.4318452702673
CTYPE2 = 'DEC--TAN'
CD1_2 = 1.140483E-5
CD2_2 = -5.250899E-6
EXTEND = T / There maybe standard extensions
OPSIZE = 2112 / PSIZE of original image
FITSDATE= '13/12/94' / Date FITS file was created
FILENAME= 'u2c40105t_cvt.c0h' / Name of original filename
ALLG-MAX= 3.626503E5 / Data max in all groups
ALLG-MIN= -7.862321E2 / Data min in all groups
ODATTYPE= 'FLOATING' / Original datatype: Single precision real
SDASMGNU= 4 / Number of groups in original image
MIR_REVR= T
ORIENTAT= 114.7218
FILLCNT = 0
ERRCNT = 0
FPKTTIME= 49697.55695084965
LPKTTIME= 49697.55711722696
DETECTOR= 1
DEZERO = 311.6396
BIASEVEN= 311.6716
BIASODD = 311.6075
GOODMIN = -786.2321
GOODMAX = 59806.81
DATAMEAN= 14.8008
GPIXELS = 636250
SOFTERRS= 0
CALIBDEF= 3737
STATICD = 0
ATODSAT = 14
DATALOST= 0
BADPIXEL= 0
OVERLAP = 0
PHOTMODE= 'WFPC2,1,A2D7,F555W,,CAL '
PHOTFLAM= 3.553533E-18
PHOTZPT = -21.1
PHOTPLAM= 5447.232
PHOTBW = 525.7703
MEDIAN = 7.840258
MEDSHADO= 10.37503
HISTWIDE= 2.692789
SKEWNESS= -0.006377853
MEANC10 = 7.91657
MEANC25 = 9.1353
MEANC50 = 10.54989
MEANC100= 10.7087
MEANC200= 11.07037
MEANC300= 10.8564
BACKGRND= 16.28223
.
/ GROUP PARAMETERS: OSS
.
/ GROUP PARAMETERS: PODPS
.
/ GROUP PARAMETERS: DATA QUALITY FILE SUMMARY
.
/ GROUP PARAMETERS: PHOTOMETRY
.
/ GROUP PARAMETERS: IMAGE STATISTICS
.
/ WFPC-II DATA DESCRIPTOR KEYWORDS
INSTRUME= 'WFPC2 ' / instrument in use
ROOTNAME= ' ' / rootname of the observation set
FILETYPE= 'SCI ' / shp, ext, edq, sdq, sci
.
/ SCIENCE INSTRUMENT CONFIGURATION
MODE = 'FULL ' / instr. mode: FULL (full res.), AREA (area int.)
SERIALS = 'OFF ' / serial clocks: ON, OFF
.
/ IMAGE TYPE CHARACTERISTICS
IMAGETYP= 'EXT ' / DARK/BIAS/IFLAT/UFLAT/VFLAT/KSPOT/EXT/ECAL
CDBSFILE= 'NO ' / GENERIC/BIAS/DARK/FLAT/MASK/NO
PKTFMT = 96 / packet format code
.
/ FILTER CONFIGURATION
FILTNAM1= 'F555W ' / first filter name
FILTNAM2= ' ' / second filter name
FILTER1 = 25 / first filter number (0-48)
FILTER2 = 0 / second filter number (0-48)
FILTROT = 0.0 / partial filter rotation angle (degrees)
LRFWAVE = 0.0 / linear ramp filter wavelength
.
/ INSTRUMENT STATUS USED IN DATA PROCESSING
UCH1CJTM= -88.39449310303 / TEC cold junction #1 temperature (Celsius)
UCH2CJTM= -88.80734252930 / TEC cold junction #2 temperature (Celsius)
UCH3CJTM= -88.44036865234 / TEC cold junction #3 temperature (Celsius)
UCH4CJTM= -88.90411376953 / TEC cold junction #4 temperature (Celsius)
UBAY3TMP= 19.40664672852 / bay 3 A1 temperature (deg C)
KSPOTS = 'OFF ' / Status of Kelsall spot lamps: ON, OFF
SHUTTER = 'A ' / Shutter in place at the beginning of the exposu
ATODGAIN= 7.000000000000 / Analog to Digital Gain (Electrons/DN)
.
/ RSDP CONTROL KEYWORDS
MASKCORR= 'COMPLETE' / Do mask correction: PERFORM, OMIT, COMPLETE
ATODCORR= 'COMPLETE' / Do A-to-D correction: PERFORM, OMIT, COMPLETE
BLEVCORR= 'COMPLETE' / Do bias level correction: PERFORM, OMIT, COMPLE
BIASCORR= 'COMPLETE' / Do bias correction: PERFORM, OMIT, COMPLETE
DARKCORR= 'COMPLETE' / Do dark correction: PERFORM, OMIT, COMPLETE
FLATCORR= 'COMPLETE' / Do flat field correction: PERFORM, OMIT, COMPLE
SHADCORR= 'OMIT ' / Do shaded shutter correction: PERFORM, OMIT, CO
DOSATMAP= 'OMIT ' / Output saturated pixel map: PERFORM, OMIT, COMP
DOPHOTOM= 'COMPLETE' / Fill photometry keywords: PERFORM, OMIT, COMPLE
DOHISTOS= 'OMIT ' / Make histograms: PERFORM, OMIT, COMPLETE
OUTDTYPE= 'REAL ' / Output image datatype: REAL, LONG, SHORT
.
/ CALIBRATION REFERENCE FILES
MASKFILE= 'uref$e2112084u.r0h' / name of the input DQF of known bad pixels
ATODFILE= 'uref$dbu1405iu.r1h' / name of the A-to-D conversion file
BLEVFILE= 'ucal$u2c40105t.x0h' / Engineering file with extended register data
BLEVDFIL= 'ucal$u2c40105t.q1h' / Engineering file DQF
BIASFILE= 'uref$e6l10347u.r2h' / name of the bias frame reference file
BIASDFIL= 'uref$e6l10347u.b2h' / name of the bias frame reference DQF
DARKFILE= 'uref$ebh1547qu.r3h' / name of the dark reference file
DARKDFIL= 'uref$ebh1547qu.b3h' / name of the dark reference DQF
FLATFILE= 'uref$e380935cu.r4h' / name of the flat field reference file
FLATDFIL= 'uref$e380935cu.b4h' / name of the flat field reference DQF
SHADFILE= 'uref$e371355eu.r5h' / name of the reference file for shutter shading
PHOTTAB = 'ucal:u2c40105t.c3t' / name of the photometry calibration table
GRAPHTAB= 'mtab$e8210190m.tmg' / the HST graph table
COMPTAB = 'mtab$eai1341pm.tmc' / the HST components table
.
/ DEFAULT KEYWORDS SET BY STSCI
SATURATE= 4095 / Data value at which saturation occurs
USCALE = 1.0 / Scale factor for output image
UZERO = 0.0 / Zero point for output image
.
/ READOUT DURATION INFORMATION
READTIME= 464 / Length of time for CCD readout in clock ticks
.
/ PLANETARY SCIENCE KEYWORDS
PA_V3 = 0.2499995E+03 / position angle of v3 axis of HST
RA_SUN = 0.2584142112628E+03 / right ascension of the sun (deg)
DEC_SUN = -0.2301232359228E+02 / declination of the sun (deg)
EQNX_SUN= 2000.0 / equinox of the sun
MTFLAG = F / moving target flag
EQRADTRG= 0.0 / equatorial radius of target
FLATNTRG= 0.0 / flattening of target
NPDECTRG= 0.0 / north pole declination of target
NPRATRG = 0.0 / north pole right ascension of target
ROTRTTRG= 0.0 / rotation rate of target
LONGPMER= 0.0 / longitude of prime meridian
EPLONGPM= 0.0 / epoch of longitude of prime meridian
SURFLATD= 0.0 / surface feature latitude
SURFLONG= 0.0 / surface feature longitude
SURFALTD= 0.0 / surface feature altitude
.
/ PODPS FILL VALUES
PODPSFF = 0 / 0=(no podps fill), 1=(podps fill present)
STDCFFF = 0 / 0=(no st dcf fill), 1=(st dcf fill present)
STDCFFP = '0000 ' / st dcf fill pattern (hex)
RSDPFILL= -100 / bad data fill value for calibrated images
.
/ EXPOSURE TIME AND RELATED INFORMATION
UEXPODUR= 2100 / Commanded duration of exposure (seconds)
NSHUTA17= 1 / Number of AP17 shutter B closes
DARKTIME= 2100.000000000 / Dark time (seconds)
UEXPOTIM= 44336 / Major frame pulse time preceding exposure start
PSTRTIME= '1994.345:13:20:39 ' / Predicted obs. start time (yyyy:ddd:hh:mm:ss)
PSTPTIME= '1994.345:14:57:39 ' / Predicted obs. stop time (yyyy:ddd:hh:mm:ss)
.
/ EXPOSURE INFORMATION
EQUINOX = 'J2000 ' / equinox of the celestial coordinate system
SUNANGLE= 110.9299850464 / angle between sun and V1 axis (deg)
MOONANGL= 10.43665695190 / angle between moon and V1 axis (deg)
SUN_ALT = -13.89574527740 / altitude of the sun above Earth's limb (deg)
FGSLOCK = 'FINE ' / commanded FGS lock (FINE,COARSE,GYROS,UNKNOWN)
.
DATE-OBS= '11/12/94 ' / UT date of start of observation (dd/mm/yy)
TIME-OBS= '12:45:17 ' / UT time of start of observation (hh:mm:ss)
EXPSTART= 49697.53144738 / exposure start time (Modified Julian Date)
EXPEND = 49697.55575293 / exposure end time (Modified Julian Date)
EXPTIME = 2100.000000000 / exposure duration (seconds)--calculated
EXPFLAG = 'NORMAL ' / Exposure interruption indicator
.
/ TARGET & PROPOSAL ID
TARGNAME= 'GAL-CLUS-001558+16' / proposer's target name
RA_TARG = 0.4640170472685E+01 / right ascension of the target (deg) (J2000)
DEC_TARG= 0.1642948179003E+02 / declination of the target (deg) (J2000)
.
PROPOSID= 05378 / PEP proposal identifier
PEP_EXPO= '1.2000000#001 ' / PEP exposure identifier including sequence
LINENUM = '1.200 ' / PEP proposal line number
SEQLINE = ' ' / PEP line number of defined sequence
SEQNAME = ' ' / PEP define/use sequence name
.
HISTORY BIASFILE=uref$e6l10347u.r2h BIASCORR=COMPLETED
HISTORY INFLIGHT 26/04/1994 - 10/06/1994
HISTORY bias, full mode, gain=7, -88C
HISTORY DARKFILE=uref$ebh1547qu.r3h DARKCORR=COMPLETED
HISTORY INFLIGHT 21/10/1994 - 1/11/1994
HISTORY dark,full mode,serials off,gain=7,-88C
HISTORY FLATFILE=uref$e380935cu.r4h FLATCORR=COMPLETED
HISTORY GROUND
HISTORY
HISTORY The following throughput tables were used: crotacomp$hst_ota_004.tab,
HISTORY crwfpc2comp$wfpc2_optics_002.tab, crwfpc2comp$wfpc2_f555w_001.tab,
HISTORY crwfpc2comp$wfpc2_dqepc1_001.tab, crwfpc2comp$wfpc2_a2d7pc1_001.tab,
HISTORY crwfpc2comp$wfpc2_flatpc1_001.tab
HISTORY The following throughput tables were used: crotacomp$hst_ota_004.tab,
HISTORY crwfpc2comp$wfpc2_optics_002.tab, crwfpc2comp$wfpc2_f555w_001.tab,
HISTORY crwfpc2comp$wfpc2_dqewfc2_001.tab, crwfpc2comp$wfpc2_a2d7wf2_001.tab,
HISTORY crwfpc2comp$wfpc2_flatwf2_001.tab
HISTORY The following throughput tables were used: crotacomp$hst_ota_004.tab,
HISTORY crwfpc2comp$wfpc2_optics_002.tab, crwfpc2comp$wfpc2_f555w_001.tab,
HISTORY crwfpc2comp$wfpc2_dqewfc3_001.tab, crwfpc2comp$wfpc2_a2d7wf3_001.tab,
HISTORY crwfpc2comp$wfpc2_flatwf3_001.tab
HISTORY The following throughput tables were used: crotacomp$hst_ota_004.tab,
HISTORY crwfpc2comp$wfpc2_optics_002.tab, crwfpc2comp$wfpc2_f555w_001.tab,
HISTORY crwfpc2comp$wfpc2_dqewfc4_001.tab, crwfpc2comp$wfpc2_a2d7wf4_001.tab,
HISTORY crwfpc2comp$wfpc2_flatwf4_001.tab
HISTORY Task CRREJ, version 1.1, starts at Sun 12:17:33 05-Feb-95
HISTORY input files used are:
HISTORY v01
HISTORY v02
HISTORY v03
HISTORY v04s
HISTORY v05s
HISTORY v06s
HISTORY Rejection levels are : 4,4,3,2.5 sigmas
HISTORY Expansion radius is : 1.50 pixels
HISTORY Expansion discriminant reduction factor is : 0.750
HISTORY Readout noise = 0.710(DN), Gain = 7.0000(electron/DN), Scale noise =
HISTORY 0.000
HISTORY Cutoff level for hot pixels is : 37.00 DN
HISTORY Minimum allowed DN value is : 25.00
HISTORY Initial average image used : min
HISTORY Task CRREJ stops at Sun 12:22:32 05-Feb-95 END
NCOMBINE= 4
EXPOSURE= 0.
WCSDIM = 2
LTV1 = -94.
LTV2 = -64.
LTM1_1 = 1.
LTM2_2 = 1.
WAT0_001= 'system=image'
WAT1_001= 'wtype=tan axtype=ra'
WAT2_001= 'wtype=tan axtype=dec'
MAGZPT = 30.776
END
END