SIMPLE = T / FITS STANDARD
BITPIX = 16 / FITS BITS/PIXEL
NAXIS = 2 / NUMBER OF AXES
NAXIS1 = 827 /
NAXIS2 = 805 /
BSCALE = 1.0000000000E0 / REAL = TAPE*BSCALE + BZERO
BZERO = 0.0000000000E0 /
ORIGIN = 'KPNO-IRAF' /
DATE = '29-06-98' /
IRAFNAME= 'n4725c3v' / NAME OF IRAF IMAGE FILE
IRAF-MAX= 0.000000E0 / DATA MAX
IRAF-MIN= 0.000000E0 / DATA MIN
IRAF-BPX= 16 / DATA BITS/PIXEL
IRAFTYPE= 'SHORT ' / PIXEL TYPE
OPSIZE = 2112 / PSIZE of original image
FITSDATE= '28/05/97' / Date FITS file was created
ALLG-MAX= 2.343098E5 / Data max in all groups
ALLG-MIN= -4.693542E3 / Data min in all groups
ODATTYPE= 'FLOATING' / Original datatype: Single precision real
SDASMGNU= 4 / Number of groups in original image
CRVAL1 = 192.659747486302
CRVAL2 = 25.5412073253688
CRPIX1 = 420.
CRPIX2 = 424.5
CD1_1 = 1.259889E-5
CD1_2 = -1.135471E-6
CD2_1 = -1.135970E-6
CD2_2 = -1.259336E-5
DATAMIN = -4.693542E3 / DATA MIN
DATAMAX = 2.343098E5 / DATA MAX
MIR_REVR= T
ORIENTAT= -174.8479
FILLCNT = 0
ERRCNT = 0
FPKTTIME= 49819.3180621196
LPKTTIME= 49819.3182284969
CTYPE1 = 'RA---TAN'
CTYPE2 = 'DEC--TAN'
DETECTOR= 1
DEZERO = 313.3857
BIASEVEN= 313.3909
BIASODD = 313.3804
GOODMIN = -3.842441
GOODMAX = 3204.975
DATAMEAN= 7.025233
GPIXELS = 557519
SOFTERRS= 0
CALIBDEF= 82454
STATICD = 0
ATODSAT = 43
DATALOST= 0
BADPIXEL= 0
OVERLAP = 0
PHOTMODE= 'WFPC2,1,A2D7,F555W,,CAL '
PHOTFLAM= 3.491419E-18
PHOTZPT = -21.1
PHOTPLAM= 5442.588
PHOTBW = 522.1279
MEDIAN = 4.186324
MEDSHADO= 10.98969
HISTWIDE= 1.870135
SKEWNESS= 0.01418339
MEANC10 = 4.094766
MEANC25 = 4.638591
MEANC50 = 6.480676
MEANC100= 6.291108
MEANC200= 6.554629
MEANC300= 6.415448
BACKGRND= 4.039589
DADSFILE= 'U2782J01T.D0F' /
DADSCLAS= 'CAL ' /
DADSDATE= '12-APR-1995 21:31:19' /
/ 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= 'U2782J01T ' / 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= -88.34862518311 / TEC cold junction #1 temperature (Celsius)
UCH2CJTM= -88.80734252930 / TEC cold junction #2 temperature (Celsius)
UCH3CJTM= -88.39449310303 / TEC cold junction #3 temperature (Celsius)
UCH4CJTM= -88.90411376953 / TEC cold junction #4 temperature (Celsius)
UBAY3TMP= 12.94649505615 / 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$f8213081u.r0h' / name of the input DQF of known bad pixels
ATODFILE= 'uref$dbu1405iu.r1h' / name of the A-to-D conversion file
BLEVFILE= 'ucal$u2782j01t.x0h' / Engineering file with extended register data
BLEVDFIL= 'ucal$u2782j01t.q1h' / Engineering file DQF
BIASFILE= 'uref$fcb1503du.r2h' / name of the bias frame reference file
BIASDFIL= 'uref$fcb1503du.b2h' / name of the bias frame reference DQF
DARKFILE= 'uref$f4d1018iu.r3h' / name of the dark reference file
DARKDFIL= 'uref$f4d1018iu.b3h' / name of the dark reference DQF
FLATFILE= 'uref$g640925nu.r4h' / name of the flat field reference file
FLATDFIL= 'uref$g640925nu.b4h' / name of the flat field reference DQF
SHADFILE= 'uref$N/A' / name of the reference file for shutter shading
PHOTTAB = ' ' / name of the photometry calibration table
GRAPHTAB= 'crcomp$hstgraph_*.tab'
COMPTAB = 'crcomp$hstcomp_*.tab'
/ 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 = 0.3204593E+03 / position angle of v3 axis of HST
RA_SUN = 0.2034775811337E+02 / right ascension of the sun (deg)
DEC_SUN = 0.8573180717003E+01 / 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= 1500 / Commanded duration of exposure (seconds)
NSHUTA17= 1 / Number of AP17 shutter B closes
DARKTIME= 1500.000000000 / Dark time (seconds)
UEXPOTIM= 62192 / Major frame pulse time preceding exposure start
PSTRTIME= '1995.102:07:37:39 ' / Predicted obs. start time (yyyy:ddd:hh:mm:ss)
PSTPTIME= '1995.102:08:50:39 ' / Predicted obs. stop time (yyyy:ddd:hh:mm:ss)
/ EXPOSURE INFORMATION
EQUINOX = 'J2000 ' / equinox of the celestial coordinate system
SUNANGLE= 145.0672912598 / angle between sun and V1 axis (deg)
MOONANGL= 38.19991302490 / angle between moon and V1 axis (deg)
SUN_ALT = 10.32341289520 / altitude of the sun above Earth's limb (deg)
FGSLOCK = 'FINE ' / commanded FGS lock (FINE,COARSE,GYROS,UNKNOWN)
DATE-OBS= '12/04/95 ' / UT date of start of observation (dd/mm/yy)
TIME-OBS= '07:11:17 ' / UT time of start of observation (hh:mm:ss)
EXPSTART= 49819.29950309 / exposure start time (Modified Julian Date)
EXPEND = 49819.31686420 / exposure end time (Modified Julian Date)
EXPTIME = 1500.000000000 / exposure duration (seconds)--calculated
EXPFLAG = 'NORMAL ' / Exposure interruption indicator
/ TARGET & PROPOSAL ID
TARGNAME= 'NGC4725 ' / proposer's target name
RA_TARG = 0.1926549583333E+03 / right ascension of the target (deg) (J2000)
DEC_TARG= 0.2554638888889E+02 / declination of the target (deg) (J2000)
PROPOSID= 05397 / PEP proposal identifier
PEP_EXPO= '968.0000023 ' / PEP exposure identifier including sequence
LINENUM = '51.000 ' / PEP proposal line number
SEQLINE = '968.000 ' / PEP line number of defined sequence
SEQNAME = 'BVI4725 ' / PEP define/use sequence name
HISTORY MASKFILE=uref$f8213081u.r0h MASKCORR=COMPLETED
HISTORY PEDIGREE=INFLIGHT 01/01/1994 - 15/05/1995
HISTORY DESCRIP=STATIC MASK - INCLUDES CHARGE TRANSFER TRAPS
HISTORY BIASFILE=uref$fcb1503du.r2h BIASCORR=COMPLETED
HISTORY PEDIGREE=INFLIGHT 13/01/1995 - 11/04/1995
HISTORY DESCRIP=not signif. different from f1j16* but generated from new data
HISTORY DARKFILE=uref$f4d1018iu.r3h DARKCORR=COMPLETED
HISTORY PEDIGREE=INFLIGHT 08/04/1995 - 10/04/1995
HISTORY DESCRIP=dark,full mode,serials off,gain=7,-88C
HISTORY FLATFILE=uref$g640925nu.r4h FLATCORR=COMPLETED
HISTORY PEDIGREE=INFLIGHT 01/05/1994 - 01/10/1994
HISTORY DESCRIP=Improved Cyc4 flat, fixed errors at CCD edges - now < 0.5% RMS
HISTORY PC1: bias jump level ~0.178 DN.
HISTORY The following throughput tables were used: crotacomp$hst_ota_005.tab,
HISTORY crwfpc2comp$wfpc2_optics_003.tab, crwfpc2comp$wfpc2_f555w_003.tab,
HISTORY crwfpc2comp$wfpc2_dqepc1_002.tab, crwfpc2comp$wfpc2_a2d7pc1_002.tab,
HISTORY crwfpc2comp$wfpc2_flatpc1_001.tab
HISTORY WF2: bias jump level ~0.108 DN.
HISTORY The following throughput tables were used: crotacomp$hst_ota_005.tab,
HISTORY crwfpc2comp$wfpc2_optics_003.tab, crwfpc2comp$wfpc2_f555w_003.tab,
HISTORY crwfpc2comp$wfpc2_dqewfc2_002.tab, crwfpc2comp$wfpc2_a2d7wf2_002.tab,
HISTORY crwfpc2comp$wfpc2_flatwf2_001.tab
HISTORY The following throughput tables were used: crotacomp$hst_ota_005.tab,
HISTORY crwfpc2comp$wfpc2_optics_003.tab, crwfpc2comp$wfpc2_f555w_003.tab,
HISTORY crwfpc2comp$wfpc2_dqewfc3_002.tab, crwfpc2comp$wfpc2_a2d7wf3_002.tab,
HISTORY crwfpc2comp$wfpc2_flatwf3_001.tab
HISTORY WF4: bias jump level ~0.098 DN.
HISTORY The following throughput tables were used: crotacomp$hst_ota_005.tab,
HISTORY crwfpc2comp$wfpc2_optics_003.tab, crwfpc2comp$wfpc2_f555w_003.tab,
HISTORY crwfpc2comp$wfpc2_dqewfc4_002.tab, crwfpc2comp$wfpc2_a2d7wf4_002.tab,
HISTORY crwfpc2comp$wfpc2_flatwf4_001.tab
CTYPE3 = 'GROUP-NU' / Extra dimension axis name
CD3_3 = 1 /
WCSDIM = 3
CRPIX3 = -2.
LTV3 = -2.
LTM1_1 = 1.
LTM2_2 = 1.
LTM3_3 = 1.
WAXMAP01= '1 0 2 0 0 2 '
WAT0_001= 'system=image'
WAT1_001= 'wtype=tan axtype=ra'
WAT2_001= 'wtype=tan axtype=dec'
WAT3_001= 'label=group-nu'
HISTORY 'STScI-STSDAS' / Fitsio version 21-Feb-1996
HISTORY '12/04/95 ' / date file written (dd/mm/yy)
HISTORY New copy of u2782j01td
HISTORY New copy of u2782j01td
HISTORY New copy of u2782j01td
HISTORY New copy of u2782j01t3
END
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