SIMPLE = T / Fits standard BITPIX = -32 / Bits per pixel NAXIS = 1 / Number of axes NAXIS1 = 988 / Axis length EXTEND = F / File may contain extensions ORIGIN = 'NOAO-IRAF FITS Image Kernel July 2003' / FITS file originator DATE = '2005-03-07T16:37:54' / Date FITS file was generated IRAF-TLM= '16:37:54 (07/03/2005)' / Time of last modification NEXTEND = 3 / Number of standard extensions FILENAME= 'o44354030_sx2.fits' / name of file FILETYPE= 'SCI ' / type of data found in data file TELESCOP= 'HST' / telescope used to acquire data INSTRUME= 'STIS ' / identifier for instrument used to acquire data EQUINOX = 2000.0 / equinox of celestial coord. system / DATA DESCRIPTION KEYWORDS ROOTNAME= 'o44354030 ' / rootname of the observation setPRIMESI = 'STIS ' / instrument designated as prime / TARGET INFORMATION TARGNAME= '3C346 ' / proposer's target name RA_TARG = 2.509528750000E+02 / right ascension of the target (deg) (J2000) DEC_TARG= 1.726335833333E+01 / declination of the target (deg) (J2000) / PROPOSAL INFORMATION PROPOSID= 7568 / PEP proposal identifier LINENUM = '54.002 ' / proposal logsheet line number PR_INV_L= 'Hutchings ' / last name of principal investigatorPR_INV_F= 'John ' / first name of principal investigator PR_INV_M= ' ' / middle name / initial of principal investigat / SUMMARY EXPOSURE INFORMATION TDATEOBS= '1998-08-06' / UT date of start of first exposure in file TTIMEOBS= '12:27:55' / UT start time of first exposure in file TEXPSTRT= 5.103151939664E+04 / start time (MJD) of 1st exposure in file TEXPEND = 5.103153090099E+04 / end time (MJD) of last exposure in the file TEXPTIME= 9.5000000E+02 / total exposure time (seconds) / TARGET OFFSETS (POSTARGS) POSTARG1= 0.000000 / POSTARG in axis 1 direction POSTARG2= 0.000000 / POSTARG in axis 2 direction / DIAGNOSTIC KEYWORDS OVERFLOW= 0 / Number of science data overflows OPUS_VER= 'OPUS 15.3a ' / OPUS software system version number CAL_VER = '2.15c (29-January-2004)' / CALSTIS code version PROCTIME= 5.322788328704E+04 / Pipeline processing time (MJD) / SCIENCE INSTRUMENT CONFIGURATION CFSTATUS= 'SUPPORTED ' / configuration status (support., avail., eng.) OBSTYPE = 'SPECTROSCOPIC ' / observation type - imaging or spectroscopic OBSMODE = 'ACCUM ' / operating mode PHOTMODE= 'STIS 52X0.5 A2D1 G750L CCD 7751' / observation con SCLAMP = 'NONE ' / lamp status, NONE or name of lamp which is on LAMPSET = '0.0 ' / spectral cal lamp current value (milliamps) NRPTEXP = 1 / number of repeat exposures in set: default 1 SUBARRAY= F / data from a subarray (T) or full frame (F) DETECTOR= 'CCD ' / detector in use: NUV-MAMA, FUV-MAMA, or CCD OPT_ELEM= 'G750L ' / optical element in use APERTURE= '52X0.5 ' / aperture name PROPAPER= '52X0.5 ' / proposed aperture name FILTER = 'Clear ' / filter in use APER_FOV= '52x0.5 ' / aperture field of view CENWAVE = 7751 / central wavelength of spectrum CRSPLIT = 2 / number of cosmic ray split exposures / ENGINEERING PARAMETERS CCDAMP = 'D ' / CCD amplifier read out (A,B,C,D) CCDGAIN = 1 / commanded gain of CCD CCDOFFST= 3 / commanded CCD bias offset / READOUT DEFINITION PARAMETERS CENTERA1= 532 / subarray axis1 center pt in unbinned dect. pix CENTERA2= 523 / subarray axis2 center pt in unbinned dect. pix SIZAXIS1= 1062 / subarray axis1 size in unbinned detector pixelsSIZAXIS2= 1044 / subarray axis2 size in unbinned detector pixelsBINAXIS1= 1 / axis1 data bin size in unbinned detector pixelsBINAXIS2= 1 / axis2 data bin size in unbinned detector pixels / CALIBRATION SWITCHES: PERFORM, OMIT, COMPLETE DQICORR = 'COMPLETE' / data quality initialization ATODCORR= 'OMIT ' / correct for A to D conversion errors BLEVCORR= 'COMPLETE' / subtract bias level computed from overscan img BIASCORR= 'COMPLETE' / Subtract bias image CRCORR = 'COMPLETE' / combine observations to reject cosmic rays RPTCORR = 'OMIT ' / add individual repeat observations EXPSCORR= 'PERFORM ' / process individual observations after cr-rejectDARKCORR= 'COMPLETE' / Subtract dark image FLATCORR= 'COMPLETE' / flat field data SHADCORR= 'OMIT ' / apply shutter shading correction STATFLAG= T / Calculate statistics? WAVECORR= 'COMPLETE' / use wavecal to adjust wavelength zeropoint X1DCORR = 'PERFORM ' / Perform 1-D spectral extraction BACKCORR= 'PERFORM ' / subtract background (sky and interorder) HELCORR = 'COMPLETE' / convert to heliocenttric wavelengths DISPCORR= 'COMPLETE' / apply 2-dimensional dispersion solutions FLUXCORR= 'COMPLETE' / convert to absolute flux units CTECORR = 'PERFORM ' / correction for CCD charge transfer inefficiencyX2DCORR = 'COMPLETE' / rectify 2-D spectral image / CALIBRATION REFERENCE FILES BPIXTAB = 'oref$h1v11475o_bpx.fits' / bad pixel table DARKFILE= 'oref$jbo08139o_drk.fits' / dark image file name PFLTFILE= 'oref$k2910264o_pfl.fits' / pixel to pixel flat field file name DFLTFILE= 'N/A ' / delta flat field file name LFLTFILE= ' ' / low order flat PHOTTAB = 'oref$ncc1900lo_pht.fits' / Photometric throughput table APERTAB = 'oref$n7p1032ao_apt.fits' / relative aperture throughput table CCDTAB = 'oref$n951041go_ccd.fits' / CCD calibration parameters ATODTAB = 'N/A ' / analog to digital correction file BIASFILE= 'oref$jce11273o_bia.fits' / bias image file name SHADFILE= 'N/A ' / shutter shading correction file CRREJTAB= 'oref$j3m1403io_crr.fits' / cosmic ray rejection parameters WAVECAL = 'o44354030_wav.fits ' / wavecal image file name APDESTAB= 'oref$o2o1431lo_apd.fits' / aperture description table SPTRCTAB= 'oref$l2j0137so_1dt.fits' / spectrum trace table DISPTAB = 'oref$l2j0137to_dsp.fits' / dispersion coefficient table INANGTAB= 'oref$h5s11397o_iac.fits' / incidence angle correction table LAMPTAB = 'oref$l421050oo_lmp.fits' / template calibration lamp spectra table SDCTAB = 'oref$n7p1031ro_sdc.fits' / 2-D spatial distortion correction table XTRACTAB= 'oref$n7p1031qo_1dx.fits' / parameters for 1-D spectral extraction tabPCTAB = 'oref$n7p10327o_pct.fits' / Photometry correction table WBIAFILE= 'oref$jce11273o_bia.fits' / associated wavecal bias image file name WCPTAB = 'oref$lag1815lo_wcp.fits' / wavecal parameters table TDSTAB = 'oref$o4817264o_tds.fits' / time-dependent sensitivity algorithm used / COSMIC RAY REJECTION ALGORITHM PARAMETERS MEANEXP = 4.7500000E+02 / reference exposure time for parameters SCALENSE= 0.0000000E+00 / multiplicative scale factor applied to noise INITGUES= 'minimum ' / initial guess method (MIN or MED) SKYSUB = 'none ' / sky value subtracted (MODE or NONE) CRSIGMAS= '4.0 ' / statistical rejection criteria CRRADIUS= 1.5000000E+00 / rejection propagation radius (pixels) CRTHRESH= 7.5000000E-01 / rejection propagation threshold BADINPDQ= 0 / data quality flag bits to reject REJ_RATE= 4.0016842E+01 / rate at which pixels are affected by cosmic rayCRMASK = T / flag CR-rejected pixels in input files (T/F) / CALIBRATED ENGINEERING PARAMETERS ATODGAIN= 1.0000000E+00 / calibrated CCD amplifier gain value READNSE = 4.0000000E+00 / calibrated CCD read noise value / TARGET ACQUISITION DATASET IDENTIFIERS ACQNAME = 'o44354LAT ' / rootname of acquisition exposure ACQTYPE = ' ' / type of acquisition PEAKNAM1= ' ' / rootname of 1st peakup exposure PEAKNAM2= ' ' / rootname of 2nd peakup exposure / PATTERN KEYWORDS PATTERN1= 'NONE ' / primary pattern type P1_SHAPE= ' ' / primary pattern shape P1_PURPS= ' ' / primary pattern purpose P1_NPTS = 0 / number of points in primary pattern P1_PSPAC= 0.000000 / point spacing for primary pattern (arc-sec) P1_LSPAC= 0.000000 / line spacing for primary pattern (arc-sec) P1_ANGLE= 0.000000 / angle between sides of parallelogram patt (deg)P1_FRAME= ' ' / coordinate frame of primary pattern P1_ORINT= 0.000000 / orientation of pattern to coordinate frame (degP1_CENTR= ' ' / center pattern relative to pointing (yes/no) / ARCHIVE SEARCH KEYWORDS BANDWID = 5030.0 / bandwidth of the data SPECRES = 790.0 / approx. resolving power at central wavelength CENTRWV = 7751.0 / central wavelength of the data MINWAVE = 5236.0 / minimum wavelength in spectrum MAXWAVE = 10266.0 / maximum wavelength in spectrum PLATESC = 0.05 / plate scale (arcsec/pixel) / PAPER PRODUCT SUPPORT KEYWORDS PROPTTL1= 'Spectroscopy of 3C radio galaxy optical jets 'OBSET_ID= '54' / observation set id TARDESCR= 'GALAXY;RADIO GALAXY 'MTFLAG = ' ' / moving target flag; T if it is a moving target PARALLAX= 0.000000000000E+00 / target parallax from proposal MU_RA = 0.000000000000E+00 / target proper motion from proposal (degrees RA)MU_DEC = 0.000000000000E+00 / target proper motion from proposal (deg. DEC) MU_EPOCH= 'J2000.0' / epoch of proper motion from proposal / ASSOCIATION KEYWORDS ASN_ID = 'O44354030 ' / unique identifier assigned to association ASN_TAB = 'o44354030_asn.fits ' / name of the association table SKYSUM = 0.0000000E+00 / Total sky level (DN) EXPNAME = 'o44354leq ' / exposure identifier BUNIT = 'erg /s /cm**2 /angstrom /arcsec**2' / brightness units ASN_MTYP= 'CRSPLIT ' / Role of the Member in the Association / World Coordinate System and Related Parameters WCSAXES = 2 / number of World Coordinate System axes CRPIX1 = -105. / x-coordinate of reference pixel CRVAL1 = 4821.7998046875 / first axis value at reference pixel CTYPE1 = 'LINEAR ' / the coordinate type for the first axis CD1_1 = 4.8820003255208 / partial of first axis coordinate w.r.t. x LTM1_1 = 1.000000000000E+00 / reciprocal of sampling rate in X RA_APER = 2.509528750000E+02 / RA of aperture reference position DEC_APER= 1.726335833333E+01 / Declination of aperture reference position PA_APER = 7.861676923828E+01 / Position Angle of reference aperture center (deCUNIT1 = 'angstrom' / units of first coordinate value CUNIT2 = 'deg ' / units of second coordinate value / OFFSETS FROM ASSOCIATED WAVECAL SHIFTA1 = 1.252881581749E+00 / Spectrum shift in AXIS1 calculated from WAVECALSHIFTA2 = -1.155457889953E+00 / Spectrum shift in AXIS2 calculated from WAVECAL / EXPOSURE INFORMATION ORIENTAT= 79.056 / position angle of image y axis (deg. e of n) SUNANGLE= 107.160675 / angle between sun and V1 axis MOONANGL= 56.066929 / angle between moon and V1 axis SUN_ALT = 17.968506 / altitude of the sun above Earth's limb FGSLOCK = 'FINE ' / commanded FGS lock (FINE,COARSE,GYROS,UNKNOWN) DATE-OBS= '1998-08-06' / UT date of start of observation (yyyy-mm-dd) TIME-OBS= '12:27:55' / UT time of start of observation (hh:mm:ss) EXPSTART= 5.103151939664E+04 / exposure start time (Modified Julian Date) EXPEND = 5.103153090099E+04 / exposure end time (Modified Julian Date) EXPTIME = 9.5000000E+02 / exposure duration (seconds)--calculated EXPFLAG = 'NORMAL ' / Exposure interruption indicator V_HELIO = 2.112392520206E+01 / heliocentric radial velocity (km/sec) / PATTERN KEYWORDS PATTSTEP= 0 / position number of this point in the pattern / REPEATED EXPOSURES INFO NCOMBINE= 2 /2 / number of image sets combined during CR reje / 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 = '0x5569' / ST DDF fill pattern (hex) / ENGINEERING PARAMETERS OSWABSP = 3406069 / Slit Wheel Absolute position OMSCYL1P= 308 / Mode select cylinder 1 position OMSCYL3P= 5474 / Mode select cylinder 3 position OMSCYL4P= 4660 / Mode select cylinder 4 position OCBABAV = 26.7024 / (V) CEB A&B Amp Bias OCBCDAV = 26.7024 / (V) CEB C&D amp bias OCBLGCDV= -3.38383 / (V) CEB last gate C&D OCBSWALV= -5.99128 / (V) CB summing well A Lo OCBRCDLV= 0.053652 / (V) CB reset gate CD Lo OCCDHTAV= -1.000000 / average CCD housing temperature (degC) / IMAGE STATISTICS AND DATA QUALITY FLAGS NGOODPIX= 772883 / number of good pixels SDQFLAGS= 31743 / serious data quality flags GOODMIN = -2.3105670E-15 / minimum value of good pixels GOODMAX = 2.0658453E-14 / maximum value of good pixels GOODMEAN= 8.2004080E-18 / mean value of good pixels SNRMIN = -6.2919512E+00 / minimum signal to noise of good pixels SNRMAX = 4.0323986E+01 / maximum signal to noise of good pixels SNRMEAN = 1.3077626E-01 / mean value of signal to noise of good pixels SOFTERRS= 0 / number of soft error pixels (DQF=1) MEANDARK= 2.1248522E+00 / average of the dark values subtracted MEANBLEV= 1.3247054E+03 / average of all bias levels subtracted / PHOTOMETRY KEYWORDS SPORDER = 1 / Spectral order DIFF2PT = 3.3793766E-02 / Diffuse to point source conversion factor CONT2EML= 4.8820000E+01 / Intensity conversion: continuum -> emission SCALE_A1= 5.0000001E-02 / Size of one pixel (arcsec) along dispersion axiOMEGAPIX= 2.500000000000E-03 / Solid angle (arcsec**2) subtended by one pixel BANDID1 = 'spectrum: background none, weights none, clean no' APNUM1 = '1 1 599.20 603.20' WCSDIM = 1 CDELT1 = 4.8820003255208 WAT0_001= 'system=equispec' WAT1_001= 'wtype=linear label=Wavelength units=Angstroms' LTV1 = -106. 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