SIMPLE = T / Fits standard BITPIX = 16 / Bits per pixel NAXIS = 0 / Number of axes EXTEND = T / File may contain extensions IRAF-TLM= '2010-07-22T17:49:08' / Time of last modification NEXTEND = 6 / Number of standard extensions DATE = '2007-02-08T21:38:46' / date this file was written (yyyy-mm-dd) FILENAME= 'j94f05bgq_flt.fits' / name of file FILETYPE= 'SCI ' / type of data found in data file TELESCOP= 'HST' / telescope used to acquire data INSTRUME= 'ACS ' / identifier for instrument used to acquire data EQUINOX = 2000.0 / equinox of celestial coord. system / DATA DESCRIPTION KEYWORDS ROOTNAME= 'j94f05bgq ' / rootname of the observation set / TARGET INFORMATION RA_TARG = 5.655000000000E+00 / right ascension of the target (deg) (J2000) DEC_TARG= -7.207055555556E+01 / declination of the target (deg) (J2000) / PROPOSAL INFORMATION / EXPOSURE INFORMATION REFFRAME= 'GSC1 ' / guide star catalog version DATE-OBS= '2005-03-07' / UT date of start of observation (yyyy-mm-dd) TIME-OBS= '06:51:26' / UT time of start of observation (hh:mm:ss) EXPSTART= 5.343628571938E+04 / exposure start time (Modified Julian Date) EXPEND = 5.343629036114E+04 / exposure end time (Modified Julian Date) EXPTIME = 400.000000 / exposure duration (seconds)--calculated / POINTING INFORMATION PA_V3 = 337.125305 / position angle of V3-axis of HST (deg) / TARGET OFFSETS (POSTARGS) POSTARG1= 0.000000 / POSTARG in axis 1 direction POSTARG2= 0.000000 / POSTARG in axis 2 direction / DIAGNOSTIC KEYWORDS / SCIENCE INSTRUMENT CONFIGURATION SUBARRAY= F / data from a subarray (T) or full frame (F) DETECTOR= 'WFC' / detector in use: WFC, HRC, or SBC FILTER1 = 'F606W ' / element selected from filter wheel 1 FILTER2 = 'CLEAR2L ' / element selected from filter wheel 2 / CALIBRATION SWITCHES: PERFORM, OMIT, COMPLETE / CALIBRATION REFERENCE FILES IDCTAB = 'postsm4_idc.fits' / image distortion correction table DGEOFILE= 'jref$qbu16424j_dxy.fits' / Distortion correction image / COSMIC RAY REJECTION ALGORITHM PARAMETERS / OTFR KEYWORDS / PATTERN KEYWORDS / POST FLASH PARAMETERS / ENGINEERING PARAMETERS / CALIBRATED ENGINEERING PARAMETERS / ASSOCIATION KEYWORDS TDDCORR = 'PERFORM ' NPOLFILE= 'qbu16424j_npl.fits' D2IMFILE= 'new_wfc_d2i.fits' END XTENSION= 'IMAGE ' / Image extension BITPIX = 16 / Bits per pixel NAXIS = 2 / Number of axes NAXIS1 = 4096 / Axis length NAXIS2 = 2048 / Axis length PCOUNT = 0 / No 'random' parameters GCOUNT = 1 / Only one group EXTNAME = 'SCI ' / Extension name EXTVER = 1 / Extension version DATE = '2007-02-08T21:38:47' / Date FITS file was generated IRAF-TLM= '13:38:23 (20/08/2008)' / Time of last modification INHERIT = T / inherit the primary header EXPNAME = 'j94f05bgq ' / exposure identifier BUNIT = 'ELECTRONS' / brightness units / WFC CCD CHIP IDENTIFICATION CCDCHIP = 2 / CCD chip (1 or 2) / World Coordinate System and Related Parameters WCSAXES = 2 / number of World Coordinate System axes CRPIX1 = 2048.0 / x-coordinate of reference pixel CRPIX2 = 1024.0 / y-coordinate of reference pixel CRVAL1 = 5.63056810618 / first axis value at reference pixel CRVAL2 = -72.05457184279 / second axis value at reference pixel CTYPE1 = 'RA---TAN-SIP' / the coordinate type for the first axis CTYPE2 = 'DEC--TAN-SIP' / the coordinate type for the second axis CD1_1 = 1.290562563339972E-05 / partial of first axis coordinate w.r.t. x CD1_2 = 5.953091234198029E-06 / partial of first axis coordinate w.r.t. y CD2_1 = 5.0220581265601E-06 / partial of second axis coordinate w.r.t. x CD2_2 = -1.26447741482017E-05 / partial of second axis coordinate w.r.t. y LTV1 = 0.0000000E+00 / offset in X to subsection start LTV2 = 0.0000000E+00 / offset in Y to subsection start LTM1_1 = 1.0 / reciprocal of sampling rate in X LTM2_2 = 1.0 / reciprocal of sampling rate in Y RA_APER = 5.655000000000E+00 / RA of aperture reference position PA_APER = 154.533 / Position Angle of reference aperture center (deVAFACTOR= 1.000018683511E+00 / velocity aberration plate scale factor / READOUT DEFINITION PARAMETERS SIZAXIS1= 4096 / subarray axis1 size in unbinned detector pixelsSIZAXIS2= 2048 / 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 / PHOTOMETRY KEYWORDS / REPEATED EXPOSURES INFO NCOMBINE= 1 / number of image sets combined during CR rejecti / DATA PACKET INFORMATION / ON-BOARD COMPRESSION INFORMATION WFCMPRSD= F / was WFC data compressed? (T/F) / IMAGE STATISTICS AND DATA QUALITY FLAGS NGOODPIX= 7822781 / number of good pixels OORIENTA= 154.7886863186197 / position angle of image y axis (deg. e of n) WCSCDATE= '21:39:44 (08/02/2007)' / Time WCS keywords were copied. TDDALPHA= 0.1195051334702275 TDDBETA = -0.03716837782340918 END XTENSION= 'IMAGE ' / Image extension BITPIX = -32 / Bits per pixel NAXIS = 2 / Number of axes NAXIS1 = 2 / Axis length NAXIS2 = 2 / Axis length PCOUNT = 0 / No 'random' parameters GCOUNT = 1 / Only one group ORIGIN = 'NOAO-IRAF FITS Image Kernel July 2003' / FITS file originator EXTNAME = 'ERR ' / Extension name EXTVER = 1 / Extension version DATE = '2007-02-08T21:38:48' / Date FITS file was generated IRAF-TLM= '13:38:31 (20/08/2008)' / Time of last modification INHERIT = T / inherit the primary header EXPNAME = 'j94f05bgq ' / exposure identifier BUNIT = 'ELECTRONS' / brightness units / World Coordinate System and Related Parameters WCSAXES = 2 / number of World Coordinate System axes CRPIX1 = 2.048000000000E+03 / x-coordinate of reference pixel CRPIX2 = 1.024000000000E+03 / y-coordinate of reference pixel CRVAL1 = 5.630568106180E+00 / first axis value at reference pixel CRVAL2 = -7.205457184279E+01 / second axis value at reference pixel CTYPE1 = 'RA---TAN' / the coordinate type for the first axis CTYPE2 = 'DEC--TAN' / the coordinate type for the second axis CD1_1 = 1.29046E-05 / partial of first axis coordinate w.r.t. x CD1_2 = 5.9531E-06 / partial of first axis coordinate w.r.t. y CD2_1 = 5.02243E-06 / partial of second axis coordinate w.r.t. x CD2_2 = -1.26445E-05 / partial of second axis coordinate w.r.t. y LTV1 = 0.0000000E+00 / offset in X to subsection start LTV2 = 0.0000000E+00 / offset in Y to subsection start LTM1_1 = 1.0 / reciprocal of sampling rate in X LTM2_2 = 1.0 / reciprocal of sampling rate in Y ORIENTAT= 154.789 / position angle of image y axis (deg. e of n) RA_APER = 5.655000000000E+00 / RA of aperture reference position DEC_APER= -7.207055555556E+01 / Declination of aperture reference position PA_APER = 154.533 / Position Angle of reference aperture center (deVAFACTOR= 1.000018683511E+00 / velocity aberration plate scale factor / IMAGE STATISTICS AND DATA QUALITY FLAGS NGOODPIX= 7822781 / number of good pixels TDDBETA = 0. TDDALPHA= 0. END XTENSION= 'IMAGE ' / Image extension BITPIX = 16 / Bits per pixel NAXIS = 2 / Number of axes NAXIS1 = 2 / Axis length NAXIS2 = 2 / Axis length PCOUNT = 0 / No 'random' parameters GCOUNT = 1 / Only one group ORIGIN = 'NOAO-IRAF FITS Image Kernel July 2003' / FITS file originator EXTNAME = 'DQ ' / Extension name EXTVER = 1 / Extension version DATE = '2007-02-08T21:38:48' / Date FITS file was generated IRAF-TLM= '21:38:48 (08/02/2007)' / Time of last modification INHERIT = T / inherit the primary header EXPNAME = 'j94f05bgq ' / exposure identifier BUNIT = 'UNITLESS ' / brightness units / World Coordinate System and Related Parameters WCSAXES = 2 / number of World Coordinate System axes CRPIX1 = 2.048000000000E+03 / x-coordinate of reference pixel CRPIX2 = 1.024000000000E+03 / y-coordinate of reference pixel CRVAL1 = 5.630568106180E+00 / first axis value at reference pixel CRVAL2 = -7.205457184279E+01 / second axis value at reference pixel CTYPE1 = 'RA---TAN' / the coordinate type for the first axis CTYPE2 = 'DEC--TAN' / the coordinate type for the second axis CD1_1 = 1.29046E-05 / partial of first axis coordinate w.r.t. x CD1_2 = 5.9531E-06 / partial of first axis coordinate w.r.t. y CD2_1 = 5.02243E-06 / partial of second axis coordinate w.r.t. x CD2_2 = -1.26445E-05 / partial of second axis coordinate w.r.t. y LTV1 = 0.0000000E+00 / offset in X to subsection start LTV2 = 0.0000000E+00 / offset in Y to subsection start LTM1_1 = 1.0 / reciprocal of sampling rate in X LTM2_2 = 1.0 / reciprocal of sampling rate in Y ORIENTAT= 154.789 / position angle of image y axis (deg. e of n) RA_APER = 5.655000000000E+00 / RA of aperture reference position DEC_APER= -7.207055555556E+01 / Declination of aperture reference position PA_APER = 154.533 / Position Angle of reference aperture center (deVAFACTOR= 1.000018683511E+00 / velocity aberration plate scale factor END XTENSION= 'IMAGE ' / Image extension BITPIX = 16 / Bits per pixel NAXIS = 2 / Number of axes NAXIS1 = 4096 / Axis length NAXIS2 = 2048 / Axis length PCOUNT = 0 / No 'random' parameters GCOUNT = 1 / Only one group EXTNAME = 'SCI ' / Extension name EXTVER = 2 / Extension version DATE = '2007-02-08T21:39:08' / Date FITS file was generated IRAF-TLM= '21:39:07 (08/02/2007)' / Time of last modification INHERIT = T / inherit the primary header EXPNAME = 'j94f05bgq ' / exposure identifier BUNIT = 'ELECTRONS' / brightness units / WFC CCD CHIP IDENTIFICATION CCDCHIP = 1 / CCD chip (1 or 2) / World Coordinate System and Related Parameters WCSAXES = 2 / number of World Coordinate System axes CRPIX1 = 2048.0 / x-coordinate of reference pixel CRPIX2 = 1024.0 / y-coordinate of reference pixel CRVAL1 = 5.670733268944613 / first axis value at reference pixel CRVAL2 = -72.08067552069667 / second axis value at reference pixel CTYPE1 = 'RA---TAN-SIP' / the coordinate type for the first axis CTYPE2 = 'DEC--TAN-SIP' / the coordinate type for the second axis CD1_1 = 1.281686723647755E-05 / partial of first axis coordinate w.r.t. x CD1_2 = 5.85585921860286E-06 / partial of first axis coordinate w.r.t. y CD2_1 = 4.800782060091062E-06 / partial of second axis coordinate w.r.t. x CD2_2 = -1.217512076949631E-05 / partial of second axis coordinate w.r.t. y LTV1 = 0.0000000E+00 / offset in X to subsection start LTV2 = 0.0000000E+00 / offset in Y to subsection start LTM1_1 = 1.0 / reciprocal of sampling rate in X LTM2_2 = 1.0 / reciprocal of sampling rate in Y RA_APER = 5.655000000000E+00 / RA of aperture reference position DEC_APER= -7.207055555556E+01 / Declination of aperture reference position PA_APER = 154.533 / Position Angle of reference aperture center (deVAFACTOR= 1.000018683511E+00 / velocity aberration plate scale factor / READOUT DEFINITION PARAMETERS CENTERA1= 2073 / subarray axis1 center pt in unbinned dect. pix CENTERA2= 1035 / subarray axis2 center pt in unbinned dect. pix SIZAXIS1= 4096 / subarray axis1 size in unbinned detector pixelsSIZAXIS2= 2048 / 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 / PHOTOMETRY KEYWORDS / REPEATED EXPOSURES INFO NCOMBINE= 1 / number of image sets combined during CR rejecti / DATA PACKET INFORMATION PODPSFF = F / podps fill present (T/F) / ON-BOARD COMPRESSION INFORMATION WFCMPRSD= F / was WFC data compressed? (T/F) CBLKSIZ = 0 / size of compression block in 2-byte words COMPTYP = 'None ' / compression type performed (Partial/Full/None) / IMAGE STATISTICS AND DATA QUALITY FLAGS NGOODPIX= 7842694 / number of good pixels SOFTERRS= 0 / number of soft error pixels (DQF=1) SNRMIN = -2.9959621E+00 / minimum signal to noise of good pixels SNRMAX = 2.1083392E+02 / maximum signal to noise of good pixels SNRMEAN = 1.1493363E+01 / mean value of signal to noise of good pixels OORIENTA= 154.3148269477964 / position angle of image y axis (deg. e of n) WCSCDATE= '21:40:01 (08/02/2007)' / Time WCS keywords were copied. A_0_2 = 2.261941311576225E-06 B_0_2 = -9.798580190744584E-06 A_1_1 = -7.530289995686884E-06 B_1_1 = 6.42569978230109E-06 A_2_0 = 8.518868718265025E-06 B_2_0 = -2.965892204849563E-06 A_0_3 = 6.510508887319651E-11 B_0_3 = -4.14215027648948E-10 A_1_2 = -5.253920848284526E-10 B_1_2 = -3.035426844546339E-11 A_2_1 = -1.071400514497959E-10 B_2_1 = -4.403492054468222E-10 A_3_0 = -4.693635321207041E-10 B_3_0 = 9.00334226345491E-11 A_0_4 = 1.351914506378208E-13 B_0_4 = -1.5248976030166E-13 A_1_3 = -1.426933893414617E-14 B_1_3 = 2.759113591202671E-14 A_2_2 = 9.70199525902787E-14 B_2_2 = -1.040360818276393E-13 A_3_1 = 3.800597894287968E-14 B_3_1 = -3.836393625084741E-14 A_4_0 = 1.836278740012908E-14 B_4_0 = -1.691394240114267E-14 A_ORDER = 4 B_ORDER = 4 TDDALPHA= 0.1195051334702275 TDDBETA = -0.03716837782340918 SORIENTA= 154.3172042452752 / position angle of image y axis (deg. e of n) SCRVAL1 = 5.670727606678185 / first axis value at reference pixel SNAXIS2 = 2048 / Axis length SNAXIS1 = 4096 / Axis length SCRVAL2 = -72.08067576427173 / second axis value at reference pixel SCTYPE1 = 'RA---TAN-SIP' / the coordinate type for the first axis SCTYPE2 = 'DEC--TAN-SIP' / the coordinate type for the second axis SCD2_2 = -1.217522934245482E-05 / partial of second axis coordinate w.r.t. y SCD2_1 = 4.801597437325027E-06 / partial of second axis coordinate w.r.t. x SCD1_2 = 5.855040197035933E-06 / partial of first axis coordinate w.r.t. y SCRPIX2 = 1024.0 / y-coordinate of reference pixel SCRPIX1 = 2048.0 / x-coordinate of reference pixel SCD1_1 = 1.281668382601152E-05 / partial of first axis coordinate w.r.t. x HISTORY The following throughput tables were used: crotacomp$hst_ota_007_syn.fitHISTORY s, cracscomp$acs_wfc_im123_004_syn.fits, cracscomp$acs_f606w_005_syn.fitHISTORY s, cracscomp$acs_wfc_ebe_win12f_005_syn.fits, cracscomp$acs_wfc_ccd1_017HISTORY _syn.fits END XTENSION= 'IMAGE ' / Image extension BITPIX = -32 / Bits per pixel NAXIS = 2 / Number of axes NAXIS1 = 2 / Axis length NAXIS2 = 2 / Axis length PCOUNT = 0 / No 'random' parameters GCOUNT = 1 / Only one group ORIGIN = 'NOAO-IRAF FITS Image Kernel July 2003' / FITS file originator EXTNAME = 'ERR ' / Extension name EXTVER = 2 / Extension version DATE = '2007-02-08T21:39:09' / Date FITS file was generated IRAF-TLM= '21:39:08 (08/02/2007)' / Time of last modification INHERIT = T / inherit the primary header EXPNAME = 'j94f05bgq ' / exposure identifier BUNIT = 'ELECTRONS' / brightness units / World Coordinate System and Related Parameters WCSAXES = 2 / number of World Coordinate System axes CRPIX1 = 2.048000000000E+03 / x-coordinate of reference pixel CRPIX2 = 1.024000000000E+03 / y-coordinate of reference pixel CRVAL1 = 5.670732627827E+00 / first axis value at reference pixel CRVAL2 = -7.208067512166E+01 / second axis value at reference pixel CTYPE1 = 'RA---TAN' / the coordinate type for the first axis CTYPE2 = 'DEC--TAN' / the coordinate type for the second axis CD1_1 = 1.28162E-05 / partial of first axis coordinate w.r.t. x CD1_2 = 5.8556E-06 / partial of first axis coordinate w.r.t. y CD2_1 = 4.80165E-06 / partial of second axis coordinate w.r.t. x CD2_2 = -1.21751E-05 / partial of second axis coordinate w.r.t. y LTV1 = 0.0000000E+00 / offset in X to subsection start LTV2 = 0.0000000E+00 / offset in Y to subsection start LTM1_1 = 1.0 / reciprocal of sampling rate in X LTM2_2 = 1.0 / reciprocal of sampling rate in Y ORIENTAT= 154.315 / position angle of image y axis (deg. e of n) RA_APER = 5.655000000000E+00 / RA of aperture reference position DEC_APER= -7.207055555556E+01 / Declination of aperture reference position PA_APER = 154.533 / Position Angle of reference aperture center (deVAFACTOR= 1.000018683511E+00 / velocity aberration plate scale factor / IMAGE STATISTICS AND DATA QUALITY FLAGS NGOODPIX= 7842694 / number of good pixels SDQFLAGS= 31743 / serious data quality flags END XTENSION= 'IMAGE ' / Image extension BITPIX = 16 / Bits per pixel NAXIS = 2 / Number of axes NAXIS1 = 2 / Axis length NAXIS2 = 2 / Axis length PCOUNT = 0 / No 'random' parameters GCOUNT = 1 / Only one group ORIGIN = 'NOAO-IRAF FITS Image Kernel July 2003' / FITS file originator EXTNAME = 'DQ ' / Extension name EXTVER = 2 / Extension version DATE = '2007-02-08T21:39:09' / Date FITS file was generated IRAF-TLM= '21:39:09 (08/02/2007)' / Time of last modification INHERIT = T / inherit the primary header EXPNAME = 'j94f05bgq ' / exposure identifier BUNIT = 'UNITLESS ' / brightness units / World Coordinate System and Related Parameters WCSAXES = 2 / number of World Coordinate System axes CRPIX1 = 2.048000000000E+03 / x-coordinate of reference pixel CRPIX2 = 1.024000000000E+03 / y-coordinate of reference pixel CRVAL1 = 5.670732627827E+00 / first axis value at reference pixel CRVAL2 = -7.208067512166E+01 / second axis value at reference pixel CTYPE1 = 'RA---TAN' / the coordinate type for the first axis CTYPE2 = 'DEC--TAN' / the coordinate type for the second axis CD1_1 = 1.28162E-05 / partial of first axis coordinate w.r.t. x CD1_2 = 5.8556E-06 / partial of first axis coordinate w.r.t. y CD2_1 = 4.80165E-06 / partial of second axis coordinate w.r.t. x CD2_2 = -1.21751E-05 / partial of second axis coordinate w.r.t. y LTV1 = 0.0000000E+00 / offset in X to subsection start LTV2 = 0.0000000E+00 / offset in Y to subsection start LTM1_1 = 1.0 / reciprocal of sampling rate in X LTM2_2 = 1.0 / reciprocal of sampling rate in Y ORIENTAT= 154.315 / position angle of image y axis (deg. e of n) RA_APER = 5.655000000000E+00 / RA of aperture reference position DEC_APER= -7.207055555556E+01 / Declination of aperture reference position PA_APER = 154.533 / Position Angle of reference aperture center (deVAFACTOR= 1.000018683511E+00 / velocity aberration plate scale factor END