¦V7ãõ$TITLE = "SHORT[1/1]"
$CTIME = 620072024
$MTIME = 620072091
$LIMTIME = 0
$MINPIXVAL = 0.
$MAXPIXVAL = 1.
GROUPS  =                    T
GCOUNT  =                    1
PCOUNT  =                   12
PSIZE   =                  512
DATAMIN =                   0.
DATAMAX =                   0.
CRPIX1  =                 140.
CRVAL1  =        189.396802478
CTYPE1  = 'RA---TAN'
CD1_1   =         -2.213340E-5
CD2_1   =          5.219370E-5
CRPIX2  =                 135.
CRVAL2  =        62.2588012757
CTYPE2  = 'DEC--TAN'
CD1_2   =          5.203490E-5
CD2_2   =          2.206610E-5
EXTEND  =                    T / File may contain standard extensions
NEXTEND =                    5 / Number of standard extensions
FILENAME= 'n4jic4uqq_cal.fits' / name of file
FILETYPE= 'SCI               ' / type of data found in data file

TELESCOP= 'HST               ' / telescope used to acquire data
INSTRUME= 'NICMOS            ' / identifier for instrument used to acquire data
EQUINOX =               2000.0 / equinox of celestial coord. system

              / DATA DESCRIPTION KEYWORDS

ROOTNAME= 'N4JIC4UQQ         ' / rootname of the observation set
IMAGETYP= 'EXT               ' / type of exposure identifier
PARALLEL= 'NO                ' / indicates if observation taken in parallel
PRIMESI = 'WFPC2             ' / instrument designated as prime

              / TARGET INFORMATION

TARGNAME= 'PAR-TARGET        ' / proposer's target name
RA_TARG =        189.388062414 / right ascension of the target (deg) (J2000)
DEC_TARG=        62.2572127206 / declination of the target (deg) (J2000)

              / PROPOSAL INFORMATION

PROPOSID=                 7922 / PEP proposal identifier
LINENUM = '11.002            ' / PEP proposal line number
PR_INV_L= 'John MacKenty     ' / last name of principal investigator
PR_INV_F= '                  ' / first name of principal investigator
PR_INV_M= '                  ' / middle initial of principal investigator

              / EXPOSURE INFORMATION

ORIENTAT=              67.0200 / position angle of image y axis (deg. e of n)
SUNANGLE=             2.234558 / angle between sun and V1 axis
MOONANGL=             2.104173 / angle between moon and V1 axis
SUN_ALT =            35.771275 / altitude of the sun above Earth's limb
FGSLOCK = 'FINE              ' / commanded FGS lock (FINE,COARSE,GYROS,UNKNOWN)

DATE-OBS= '23/12/97          ' / UT date of start of observation (dd/mm/yy)
TIME-OBS= '15:17:32          ' / UT time of start of observation (hh:mm:ss)
EXPSTART=   5.080563718220E+04 / exposure start time (Modified Julian Date)
EXPEND  =   5.080564755257E+04 / exposure end time (Modified Julian Date)
EXPTIME =           895.927632 / total integration time (sec)
EXPFLAG = 'NORMAL            ' / Exposure interruption indicator

              / INSTRUMENT CONFIGURATION INFORMATION

CAMERA  =                    3 / Camera in use (1, 2, or 3)
PRIMECAM=                    3 / Primary camera for internal parallels
FOCUS   = 'CAMERA3           ' / In-focus camera for this observation
APERTURE= 'NIC3              ' / aperture in use (NICi,NICi-FIX,NIC2-CORON/ACQ)
OBSMODE = 'MULTIACCUM        ' / array readout mode (ACCUM, MULTIACCUM, etc.)
FILTER  = 'G141              ' / filter wheel element in beam during observation

































































NUMITER =                    1 / number of exposure iterations
NREAD   =                    1 / ACCUM - number of initial and final readouts
NSAMP   =                   23 / RAMP, MULTI-ACCUM - number of samples
SAMP_SEQ= 'STEP64            ' / MultiAccum exposure time sequence name
CR_ELIM = 'NoCR              ' / RAMP - onboard cosmic ray detection used
SAT_ELIM= 'YES               ' / RAMP - on-board saturation detection used
CRTHRESH=                  0.0 / RAMP - on-board cosmic ray detect threshold
SATHRESH=                  0.0 / RAMP - on-board saturation threshold
VARSCALE=                  0.0 / RAMP - on-board scale factor for variance
PATT_OFF= '                  ' / pattern offset method (SAM, FOM, etc.)
PATTERN = 'SPIRAL-DITH'        / pattern type
PFRAME  = '                  ' / ref frame of pattern (DETECTOR, SKY)
PORIENT =             0.000000 / orientation of pattern on sky (deg)
NUMPOS  =                   18 / number of positions in pattern
DITHSIZE=             0.000000 / size of dither steps (arc seconds)
CHOPSIZE=             0.000000 / size of chop steps (arc seconds)
PATT_POS=                    1 / postion number in pattern sequence
FOMXPOS =                 -1.0 / X offset of FOV using NICMOS FOM
FOMYPOS =                  0.0 / Y offset of FOV using NICMOS FOM
NFXTILTP=            -0.454158 / Fom X TILT Position (arcsec)
NFYTILTP=              15.7166 / Fom Y TILT Position (arcsec)
NPXTILTP=               2718.0 / PAM X TILT Position (arcsec)
NPYTILTP=               2755.0 / PAM Y TILT Position (arcsec)
NPFOCUSP=             -9.49123 / Pam FOCUS Position (deg)
TIMEPATT=                   22 / timing pattern id
READOUT = 'FAST              ' / detector array readout rate (FAST, SLOW)
HCLKRATE=                 12.5 / horizontal clock rate (microseconds)
VIDEO_BW=                400.0 / readout video bandwidth (kHz)
ADCZERO =             -18000.0 / analog-digital conversion zero level (DN)
ADCGAIN =                  6.5 / analog-digital conversion gain (electrons/DN)

              / BACKGROUND KEYWORDS

BACKEST1=                  0.0 / background estimate number 1
BACKEST2=             0.000000 / background estimate number 2
BACKEST3=             0.000000 / background estimate number 3

              / PHOTOMETRY KEYWORDS

PHOTMODE= 'NICMOS,3,G141,DN'   / photometry mode
PHOTFLAM=        2.3031441E-19 / inverse sensitivity (ergs/cm**2/Angstrom/DN)
PHOTFNU =        1.8521894E-06 / inverse sensitivity (JY*sec/DN)
PHOTZPT =       -2.1100000E+01 / ST magnitude system zero point (mag)
PHOTPLAM=        1.5527180E+04 / pivot wavelength of the photmode (Angstroms)
PHOTBW  =        2.4044709E+03 / RMS bandwidth of the photmode (Angstroms)

              / CALNICA CALIBRATION REFERENCE FILES

MASKFILE= 'nref$h1r1523rn_msk.fits' / static data quality file
NOISFILE= 'nref$h1t1610gn_noi.fits' / detector read noise file
NLINFILE= 'nref$h7n1654cn_lin.fits'
DARKFILE= 'nref$hbp2024fn_drk'      / dark current file
FLATFILE= 'nref$h1s1338in_flt'      / flat field file
PHOTTAB = 'ntab$ha914251n_pht.fits' / photometric calibration table
BACKTAB = '                  ' / background model parameters table

              / CALNICA CALIBRATION REFERENCE FILE PEDIGREE

MASKPDGR= 'GROUND 15/01/1997'  / static data quality file pedigree
NOISPDGR= 'GROUND 27/01/1997'  / detector read noise file pedigree
NLINPDGR= 'GROUND  '           / detector nonlinearities file pedigree
DARKPDGR= 'MODEL 25/11/1997'   / dark current file pedigree
FLATPDGR= '                  ' / flat field file pedigree
PHOTPDGR= 'INFLIGHT 20/04/1997 - 20/05/1997' / photometric calibration table ped

































































BACKPDGR= '                  ' / background model parameters table pedigree

              / CALNICA CALIBRATION SWITCHES: perform,omit

BIASCORR= 'PERFORM           ' / subtract ADC bias level
ZOFFCORR= 'PERFORM           ' / subtract MULTI-ACCUM zero read
MASKCORR= 'PERFORM '           / data quality initialization
NOISCALC= 'PERFORM           ' / calculate statistic errors
NLINCORR= 'PERFORM           ' / correct for detector nonlinearities
DARKCORR= 'PERFORM           ' / dark correction
FLATCORR= 'OMIT              ' / flat field correction
UNITCORR= 'PERFORM           ' / convert to count rates
PHOTCALC= 'PERFORM           ' / calculate photometric keywords
CRIDCALC= 'PERFORM           ' / identify cosmic ray hits
BACKCALC= 'PERFORM           ' / calculate background estimates
WARNCALC= 'PERFORM           ' / generate user warnings

              / CALNICA CALIBRATION INDICATORS: performed, skipped, omitted

BIASDONE= 'PERFORMED'          / subtract ADC bias level
ZOFFDONE= 'PERFORMED'          / subtract MULTI-ACCUM zero read
MASKDONE= 'PERFORMED'          / data quality initialization
NOISDONE= 'PERFORMED'          / calculate statistic errors
NLINDONE= 'PERFORMED'          / correct for detector nonlinearities
DARKDONE= 'PERFORMED'          / dark correction
FLATDONE= 'OMITTED '           / flat field correction
UNITDONE= 'PERFORMED'          / convert to count rates
PHOTDONE= 'PERFORMED'          / calculate photometric keywords
CRIDDONE= 'PERFORMED'          / identify cosmic ray hits
BACKDONE= '                  ' / calculate background estimates
WARNDONE= '                  ' / generate user warnings

CALSTAGE= 'CALNICA '           / state of calibration
CAL_VER = 'Version 3.2 Devel'  / CALNIC code version

              / CALNICB CALIBRATION INFORMATION

ILLMCORR= 'PERFORM           ' / background illumination pattern subtraction
ILLMDONE= '                  ' / background illumination pattern subtraction
ILLMFILE= 'nref$h241325sn_ilm.fits' / background illumination pattern file name
ILLMPDGR= '                  ' / background illumination pattern file pedigree
MEAN_BKG=             0.000000 / mean background level (DN/sec)

              / ASSOCIATION KEYWORDS

ASN_ID  = 'NONE              ' / unique identifier assigned to association
ASN_TAB = '                  ' / name of the association table
ASN_MTYP= '                  ' / Role of the Exposure in the Association
ZSIGDONE= 'PERFORMED'          /
ORIGIN  = 'NOAO-IRAF FITS Image Kernel Aug 1 1997' / FITS file originator
EXTNAME = 'SCI     '           / Extension name
EXTVER  =                    1 / Extension version
IRAF-TLM= '00:01:27 (23/05/1998)' / Time of last modification
DATE    = '23/05/98'           / Date FITS file was generated
INHERIT =                    T / inherit the primary header
EXPNAME = 'N4JIC4UQQ         ' / 9 character exposure identifier
BUNIT   = 'COUNTS/S'           / brightness units

              / World Coordinate System and Related Parameters


              / DATA PACKET INFORMATION

FILLCNT =                    0 / number of segments containing fill
ERRCNT  =                    0 / number of segments containing errors
PODPSFF =                    F / podps fill present (T/F)
STDCFFF =                    F / ST DDF fill present (T/F)
STDCFFP = 'x5569             ' / ST DDF fill pattern (hex)

              / READOUT PARAMETERS

SAMPNUM =                   22 / MULTIACCUM sample number
SAMPTIME=           895.927632 / total integration time (sec)
DELTATIM=            63.997176 / integration time of this sample (sec)
ROUTTIME=   5.080564681977E+04 / UT time of array readout (MJD)
TDFTRANS=                    0 / number of TDF transitions during current sample


































































              / DATA QUALITY

ENGQUAL = 'NORMAL            ' / engineering quality (NORMAL, FLAGS)
NQUAL00 =                65514 / number of pixels with all DQ flags equal zero
NQUAL01 =                    0 / number of pixels with Reed-Solomon flag
NQUAL02 =                   20 / number of pixels with NonLinearity flag
NQUAL03 =                    0 / number of pixels with Dark flag set
NQUAL04 =                    0 / number of pixels with Flat Field flag set
NQUAL05 =                    0 / number of pixels with Background flag set
NQUAL06 =                   20 / number of pixels with Defective flag set
NQUAL07 =                   11 / number of pixels with Saturated flag set
NQUAL08 =                    0 / number of pixels with Missing flag set
NQUAL09 =                    0 / number of pixels with Bad Pixel flag set
NQUAL10 =                    0 / number of pixels with Cosmic Ray flag set
NQUAL11 =                    0 / number of pixels with Source flag set
NQUAL12 =                    2 / number of pixels with unassigned flag set
GOODMEAN=        2.4653982E-01 / mean of good pixels (no dq flags set)
GOODSTDV=        1.0733455E-01 / standard deviation of good pixels
GOODMIN =       -9.0854197E+00 / min value of good pixels
GOODMAX =        1.4503652E+01 / max value of good pixels
QAMEAN  =        3.0610070E-01 / mean of good pixels in quadrant A
QASTDV  =        9.6927397E-02 / standard deviation of good pixels in quad A
QAMIN   =        2.5689669E-02 / min value of good pixels in quadrant A
QAMAX   =        1.1507627E+01 / max value of good pixels in quadrant A
QBMEAN  =        2.4016906E-01 / mean of good pixels in quadrant B
QBSTDV  =        1.2565967E-01 / standard deviation of good pixels in quad B
QBMIN   =        4.0761600E-03 / min value of good pixels in quadrant B
QBMAX   =        1.4503652E+01 / max value of good pixels in quadrant B
QCMEAN  =        2.1594588E-01 / mean of good pixels in quadrant C
QCSTDV  =        6.8165608E-02 / standard deviation of good pixels in quad C
QCMIN   =        2.6995594E-02 / min value of good pixels in quadrant C
QCMAX   =        4.2701945E+00 / max value of good pixels in quadrant C
QDMEAN  =        2.2391242E-01 / mean of good pixels in quadrant D
QDSTDV  =        1.0588708E-01 / standard deviation of good pixels in quad D
QDMIN   =       -9.0854197E+00 / min value of good pixels in quadrant D
QDMAX   =        6.1885023E+00 / max value of good pixels in quadrant D
HISTORY ZSIGCORR performed
HISTORY ZOFFCORR performed using n4jic4uqq_raw.fits
HISTORY MASKCORR performed using nref$h1r1523rn_msk.fits
HISTORY   GROUND 15/01/1997
HISTORY   TV-based MASK for camera 3
HISTORY BIASCORR performed
HISTORY NOISCALC performed using nref$h1t1610gn_noi.fits
HISTORY   GROUND 27/01/1997
HISTORY   TV-based NIC3 FAST nreads=1 nois
HISTORY DARKCORR performed using nref$hbp2024fn_drk
HISTORY   MODEL 25/11/1997
HISTORY   MODEL NIC3 SAMP_SEQ STEP64 dark
HISTORY NLINCORR performed using nref$h7n1654cn_lin.fits
HISTORY   GROUND
HISTORY   NIC3 linearity file zero-charge based corrected
HISTORY UNITCORR performed
HISTORY PHOTCALC performed using ntab$ha914251n_pht.fits
HISTORY   INFLIGHT 20/04/1997 - 20/05/1997
HISTORY   Data computed using Synphot bandpar task
HISTORY CRIDCALC performed
GOODMEDN=        2.4150909E-01 /
QAMEDN  =        3.0534160E-01 /
QBMEDN  =        2.3766597E-01 /
QCMEDN  =        2.1000004E-01 /
QDMEDN  =        2.1749322E-01 /
NCOMBINE=                   18
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