SIMPLE = T / file does conform to FITS standard BITPIX = 8 / number of bits per data pixel NAXIS = 1 / number of data axes NAXIS1 = 0 / length of data axis 1 EXTEND = T / FITS dataset may contain extensions COMMENT FITS (Flexible Image Transport System) format is defined in 'AstronomyCOMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H HISTORY fimgcreate 1.0b at 2012-01-03T11:04:23 DATE = '2012-01-03T11:04:23' / file creation date (YYYY-MM-DDThh:mm:ss UT) INSTRUME= 'UVOT ' TSTART = 346780046.6944 TSTOP = 346780903.98222 DATE-OBS= '2011-12-28T15:44:30' DATE-END= '2011-12-28T16:01:42' OBJECT = 'GRB111228a' PROCVER = '3.14.1 ' / Processing script version SOFTVER = 'Hea_28Sep2010_V6.10_Swift_Rel3.7(Bld26)_06Jul2010' / HEASOFT and SwifCALDBVER= 'b20090130_u20110131_x20100802_m20111130' / CALDB index versions used TIMESYS = 'TT ' / time system MJDREFI = 51910 / MJD reference day 01 Jan 2001 00:00:00 MJDREFF = 0.00074287037 / MJD reference (fraction of day) 01 Jan 2001 00:CLOCKAPP= F / If clock correction are applied (F/T) TIMEUNIT= 's ' / Time unit for timing header keywords ATTFLAG = '111 ' / Orgin of attitude information UTCFINIT= -7.72386000000000 / [s] UTCF at TSTART CHECKSUM= '2aDJ3U9G2aCG2U9G' / HDU checksum updated 2012-01-03T13:09:01 DATASUM = ' 0' / data unit checksum updated 2012-01-03T13:09:01 END XTENSION= 'IMAGE ' / IMAGE extension BITPIX = 32 / number of bits per data pixel NAXIS = 2 / number of data axes NAXIS1 = 160 / length of data axis 1 NAXIS2 = 160 / length of data axis 2 PCOUNT = 0 / required keyword; must = 0 GCOUNT = 1 / required keyword; must = 1 MESGNAME= 'UVOT_GENI_IMAGE' / Name of the message TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'UVOTA ' / Instrument name OBS_ID = '00510649000' / Observation ID TARG_ID = '510649 ' / Target ID SEG_NUM = '0 ' / Segment number CREATOR = 'TDRSS2FITS V3.22' / Program that created this FITS file ORIGIN = 'GSFC ' / Source of FITS file TLM2FITS= 'V3.22 ' / Telemetry converter version number EQUINOX = 2000 / Equinox RADECSYS= 'FK5 ' / Coordinates system TIMESYS = 'TT ' / Time system MJDREFI = 51910. / Reference MJD Integer part MJDREFF = 0.00074287037 / Reference MJD fractional TIMEUNIT= 's ' / Time unit for the time header keywords TIERRELA= 1.0E-8 / [s/s] relative errors expressed as rate TIERABSO= 1.0 / [s] timing precision in seconds CLOCKAPP= F / If clock correction are applied (F/T) TIMEREF = 'LOCAL ' / Time reference (barycenter/local) TASSIGN = 'SATELLITE' / Time assigned by clock DATE = '2012-01-03T10:10:23' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -7.72386000000000 / [s] UTCF at TSTART TSTART = 346780046.6944 / Start time DATE-OBS= '2011-12-28T15:47:25' TSTOP = 346780196.54032 / Stop time DATE-END= '2011-12-28T15:49:55' TELAPSE = 149.845920026302 / TSTOP - TSTART ONTIME = 149.845920026302 / Sum of GTIs LIVETIME= 149.845920026302 / Ontime multiplied by DEADC EXPOSURE= 149.845920026302 / Total exposure, with all known correction DEADC = 1. / dead time correction EXTNAME = 'wh346780046I' / Extension name HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'IMAGE ' / Image data HDUCLAS2= 'TOTAL ' / Total data values DATAMODE= 'IMAGEEVENT' / Instrument operating mode EXPID = 346780046 / uvot EXPosure ID FILTER = 'WHITE ' / FILTER used in exposure DETNAM = '2000 ' / WHEELPOS RA_PNT = 150.026385402144 / [deg] Ra Pointing DEC_PNT = 18.2971781115197 / [deg] Dec Pointing PA_PNT = 105.3184 / [deg] Position angle (roll) WINDOWX0= 982 / Lower left hand X WINDOWY0= 683 / Lower left hand Y WINDOWDX= 320 / X Window width WINDOWDY= 320 / Y Window width NFRAMES = 13573 / number of frames included GRBLOC = 1 / GRB Location 1=XRT 0=MODE CMD BPEHWIN = 0 / BPE hardware window height BINX = 2 / Binning in the x-axis BINY = 2 / Binning in the y-axis CMPCNTMN= F / Compression losses didn't occurred in the imageCMPOTHRS= 8191 / Overflow of lossy compression algorithm CMPUTHRS= -8192 / Underflow of lossy compression algorithm CTYPE1 = 'RAWX ' / WCS axis type CUNIT1 = 'pixel ' / WCS axis unit CRVAL1 = 982.5 / WCS reference value CDELT1 = 2 / WCS coordinate increment CRPIX1 = 1. / WCS Reference point CTYPE2 = 'RAWY ' / WCS axis type CUNIT2 = 'pixel ' / WCS axis unit CRVAL2 = 683.5 / WCS reference value CDELT2 = 2 / WCS coordinate increment CRPIX2 = 1. / WCS Reference point UTCCTIME= -7.72386 / [s] UTC Correction time UTCCSEC = -8 / UTC Correction Seconds UTCCSUBS= 13807 / [2*10**(-5) s] UTC Correction SubSeconds PKTTIME = 346780202.17582 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 346780202 / ccsds PacKeT SEConds PKTSUBS = 8791 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 843 / Application Process Identifier BLANK = -2147483648 / Data null value CHECKSUM= 'FMagIJVZFJZdFJZZ' / HDU checksum updated 2012-01-03T13:09:01 DATASUM = '285664 ' / data unit checksum updated 2012-01-03T10:10:23 PROCVER = '3.14.1 ' / Processing script version SOFTVER = 'Hea_28Sep2010_V6.10_Swift_Rel3.7(Bld26)_06Jul2010' / HEASOFT and SwifCALDBVER= 'b20090130_u20110131_x20100802_m20111130' / CALDB index versions used ATTFLAG = '111 ' / Orgin of attitude information END                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             XTENSION= 'IMAGE ' / IMAGE extension BITPIX = 32 / number of bits per data pixel NAXIS = 2 / number of data axes NAXIS1 = 160 / length of data axis 1 NAXIS2 = 160 / length of data axis 2 PCOUNT = 0 / required keyword; must = 0 GCOUNT = 1 / required keyword; must = 1 MESGNAME= 'UVOT_GENI_IMAGE' / Name of the message TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'UVOTA ' / Instrument name OBS_ID = '00510649000' / Observation ID TARG_ID = '510649 ' / Target ID SEG_NUM = '0 ' / Segment number CREATOR = 'TDRSS2FITS V3.22' / Program that created this FITS file ORIGIN = 'GSFC ' / Source of FITS file TLM2FITS= 'V3.22 ' / Telemetry converter version number EQUINOX = 2000 / Equinox RADECSYS= 'FK5 ' / Coordinates system TIMESYS = 'TT ' / Time system MJDREFI = 51910. / Reference MJD Integer part MJDREFF = 0.00074287037 / Reference MJD fractional TIMEUNIT= 's ' / Time unit for the time header keywords TIERRELA= 1.0E-8 / [s/s] relative errors expressed as rate TIERABSO= 1.0 / [s] timing precision in seconds CLOCKAPP= F / If clock correction are applied (F/T) TIMEREF = 'LOCAL ' / Time reference (barycenter/local) TASSIGN = 'SATELLITE' / Time assigned by clock DATE = '2012-01-03T10:10:23' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -7.72390000000000 / [s] UTCF at TSTART TSTART = 346780754.11422 / Start time DATE-OBS= '2011-12-28T15:59:13' TSTOP = 346780903.98222 / Stop time DATE-END= '2011-12-28T16:01:42' TELAPSE = 149.867999970913 / TSTOP - TSTART ONTIME = 149.867999970913 / Sum of GTIs LIVETIME= 149.867999970913 / Ontime multiplied by DEADC EXPOSURE= 149.867999970913 / Total exposure, with all known correction DEADC = 1. / dead time correction EXTNAME = 'wh346780754I' / Extension name HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'IMAGE ' / Image data HDUCLAS2= 'TOTAL ' / Total data values DATAMODE= 'IMAGEEVENT' / Instrument operating mode EXPID = 346780754 / uvot EXPosure ID FILTER = 'WHITE ' / FILTER used in exposure DETNAM = '2000 ' / WHEELPOS RA_PNT = 150.025429699703 / [deg] Ra Pointing DEC_PNT = 18.2984387462335 / [deg] Dec Pointing PA_PNT = 105.3156 / [deg] Position angle (roll) WINDOWX0= 981 / Lower left hand X WINDOWY0= 682 / Lower left hand Y WINDOWDX= 320 / X Window width WINDOWDY= 320 / Y Window width NFRAMES = 13575 / number of frames included GRBLOC = 0 / GRB Location 1=XRT 0=MODE CMD BPEHWIN = 0 / BPE hardware window height BINX = 2 / Binning in the x-axis BINY = 2 / Binning in the y-axis CMPCNTMN= F / Compression losses didn't occurred in the imageCMPOTHRS= 8191 / Overflow of lossy compression algorithm CMPUTHRS= -8192 / Underflow of lossy compression algorithm CTYPE1 = 'RAWX ' / WCS axis type CUNIT1 = 'pixel ' / WCS axis unit CRVAL1 = 981.5 / WCS reference value CDELT1 = 2 / WCS coordinate increment CRPIX1 = 1. / WCS Reference point CTYPE2 = 'RAWY ' / WCS axis type CUNIT2 = 'pixel ' / WCS axis unit CRVAL2 = 682.5 / WCS reference value CDELT2 = 2 / WCS coordinate increment CRPIX2 = 1. / WCS Reference point UTCCTIME= -7.7239 / [s] UTC Correction time UTCCSEC = -8 / UTC Correction Seconds UTCCSUBS= 13805 / [2*10**(-5) s] UTC Correction SubSeconds PKTTIME = 346780914.49562 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 346780914 / ccsds PacKeT SEConds PKTSUBS = 24781 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 843 / Application Process Identifier BLANK = -2147483648 / Data null value CHECKSUM= 'OHJdOFJcOFJcOFJc' / HDU checksum updated 2012-01-03T13:09:01 DATASUM = '484171 ' / data unit checksum updated 2012-01-03T10:10:23 PROCVER = '3.14.1 ' / Processing script version SOFTVER = 'Hea_28Sep2010_V6.10_Swift_Rel3.7(Bld26)_06Jul2010' / HEASOFT and SwifCALDBVER= 'b20090130_u20110131_x20100802_m20111130' / CALDB index versions used ATTFLAG = '111 ' / Orgin of attitude information END  "                                                                                 !                                                   !                                            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