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SIMPLE  =                    T  /  FITS STANDARD
BITPIX  =                   16  /  FITS BITS/PIXEL
NAXIS   =                    2  /  NUMBER OF AXES
NAXIS1  =                  807  /
NAXIS2  =                  808  /
BSCALE  =       1.0000000000E0  /  REAL = TAPE*BSCALE + BZERO
BZERO   =       0.0000000000E0  /
ORIGIN  = 'KPNO-IRAF'           /
DATE    = '22-06-98'            /
IRAFNAME= 'n2541c2v'            /  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= '30/05/97'           / Date FITS file was created
ALLG-MAX=           5.600980E4 / Data max in all groups
ALLG-MIN=          -2.988344E2 / Data min in all groups
ODATTYPE= 'FLOATING'           / Original datatype: Single precision real
SDASMGNU=                    4 / Number of groups in original image
CRVAL1  =     123.666805497385
CRVAL2  =     49.0293640912166
CRPIX1  =                 420.
CRPIX2  =                424.5
CD1_1   =         -6.223137E-6
CD1_2   =         -1.090480E-5
CD2_1   =         -1.090480E-5
CD2_2   =          6.223137E-6
DATAMIN =          -2.988344E2 / DATA MIN
DATAMAX =           5.600980E4 / DATA MAX
MIR_REVR=                    T
ORIENTAT=            -60.28751
FILLCNT =                    0
ERRCNT  =                    0
FPKTTIME=     49714.2076454225
LPKTTIME=     49714.2078117999
CTYPE1  = 'RA---TAN'
CTYPE2  = 'DEC--TAN'
DETECTOR=                    1
DEZERO  =              313.493
BIASEVEN=             313.5302
BIASODD =             313.4558
GOODMIN =             -5.20773
GOODMAX =              3331.46
DATAMEAN=             5.679383
GPIXELS =               557187
SOFTERRS=                    0
CALIBDEF=                82809
STATICD =                    0
ATODSAT =                   29
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  =             3.504846
MEDSHADO=             2.928718
HISTWIDE=             1.891205
SKEWNESS=           0.01014191
MEANC10 =             4.900428
MEANC25 =             4.080922
MEANC50 =             5.012308
MEANC100=             5.823049
MEANC200=             5.309602
MEANC300=             5.471158
BACKGRND=             3.431387
DADSFILE= 'U2782301T.D0F'      /
DADSCLAS= 'CAL     '           /
DADSDATE= '28-DEC-1994 17:14:07' /
                 / 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= 'U2782301T         ' / 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=      -88.76146697998 / TEC cold junction #2 temperature (Celsius)
UCH3CJTM=      -88.39449310303 / TEC cold junction #3 temperature (Celsius)
UCH4CJTM=      -88.85844421387 / TEC cold junction #4 temperature (Celsius)
UBAY3TMP=       13.95431518555 / bay 3 A1 temperature (deg C)
KSPOTS  = 'OFF               ' / Status of Kelsall spot lamps: ON, OFF
SHUTTER = 'B                 ' / 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$u2782301t.x0h' / Engineering file with extended register data
BLEVDFIL= 'ucal$u2782301t.q1h' / Engineering file DQF
BIASFILE= 'uref$f1j1615tu.r2h' / name of the bias frame reference file
BIASDFIL= 'uref$f1j1615tu.b2h' / name of the bias frame reference DQF
DARKFILE= 'uref$f151225pu.r3h' / name of the dark reference file
DARKDFIL= 'uref$f151225pu.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$e371355iu.r5h' / name of the reference file for shutter shading
PHOTTAB = '                  ' / name of the photometry calibration table
GRAPHTAB= 'crcomp$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   =        0.7500191E+02 / position angle of v3 axis of HST
RA_SUN  =  0.2768565365257E+03 / right ascension of the sun (deg)
DEC_SUN = -0.2329011453692E+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=                 1500 / Commanded duration of exposure (seconds)
NSHUTA17=                    1 / Number of AP17 shutter B closes
DARKTIME=       1500.000000000 / Dark time (seconds)
UEXPOTIM=                23760 / Major frame pulse time preceding exposure start
PSTRTIME= '1994.362:04:58:39 ' / Predicted obs. start time  (yyyy:ddd:hh:mm:ss)
PSTPTIME= '1994.362:06:11:39 ' / Predicted obs. stop  time  (yyyy:ddd:hh:mm:ss)
                 / EXPOSURE INFORMATION
EQUINOX = 'J2000             ' / equinox of the celestial coordinate system
SUNANGLE=       146.7164764404 / angle between sun and V1 axis (deg)
MOONANGL=       101.8721313477 / angle between moon and V1 axis (deg)
SUN_ALT =       40.88388442993 / altitude of the sun above Earth's limb (deg)
FGSLOCK = 'FINE              ' / commanded FGS lock (FINE,COARSE,GYROS,UNKNOWN)
DATE-OBS= '28/12/94          ' / UT date of start of observation (dd/mm/yy)
TIME-OBS= '04:32:17          ' / UT time of start of observation (hh:mm:ss)
EXPSTART=       49714.18908639 / exposure start time (Modified Julian Date)
EXPEND  =       49714.20644751 / exposure end time (Modified Julian Date)
EXPTIME =       1500.000000000 / exposure duration (seconds)--calculated
EXPFLAG = 'NORMAL            ' / Exposure interruption indicator
                 / TARGET & PROPOSAL ID
TARGNAME= 'NGC2541           ' / proposer's target name
RA_TARG =  0.1236767500000E+03 / right ascension of the target (deg) (J2000)
DEC_TARG=  0.4903116666667E+02 / declination of the target (deg) (J2000)
PROPOSID=                05397 / PEP proposal identifier
PEP_EXPO= '963.0000169       ' / PEP exposure identifier including sequence
LINENUM = '590.000           ' / PEP proposal line number
SEQLINE = '963.000           ' / PEP line number of defined sequence
SEQNAME = 'UVI2541           ' / 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$f1j1615tu.r2h  BIASCORR=COMPLETED
HISTORY   PEDIGREE=INFLIGHT 01/11/1994 - 06/01/1995
HISTORY   DESCRIP=bias, full mode, gain=7, -88C
HISTORY   DARKFILE=uref$f151225pu.r3h  DARKCORR=COMPLETED
HISTORY   PEDIGREE=INFLIGHT 18/12/1994 - 27/12/1994
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$wfpc2_flatpc1_001.tab
HISTORY   WF2: bias jump level ~0.096 DN.
HISTORY   The following throughput tables were used: crotacomp$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$wfpc2_flatwf2_001.tab
HISTORY   WF3: bias jump level ~0.212 DN.
HISTORY   The following throughput tables were used: crotacomp$hst_ota_005.tab,
HISTORY   crwfpc2comp$wfpc2_optics_003.tab, crwfpc2comp$wfpc2_f555w_003.tab,
HISTORY   crwfpc2comp$wfpc2_dqewfc3_002.tab, crwfpc2comp$wfpc2_a2d7wf3_002.tab,
HISTORY   crwfpc2comp$wfpc2_flatwf3_001.tab
HISTORY   WF4: bias jump level ~0.115 DN.
HISTORY   The following throughput tables were used: crotacomp$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  =                  -1.
LTV3    =                  -1.
LTM1_1  =                   1.
LTM2_2  =                   1.
LTM3_3  =                   1.
WAXMAP01= '1 0 2 0 0 1 '
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 '28/12/94          ' / date file written (dd/mm/yy)
HISTORY New copy of u2782301td
HISTORY New copy of u2782301td
HISTORY New copy of u2782301t2
END

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