SIMPLE = T / file does conform to FITS standard BITPIX = 8 / number of bits per data pixel NAXIS = 0 / number of data axes 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 TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'XRT ' / Instrument name OBS_ID = '00506884000' / Observation ID TARG_ID = '506884 ' / Target ID SEG_NUM = '0 ' / Segment number 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-08 / [s/s] Estimated relative clock rate error TIERABSO= 1. / [s] Estimated absolute clock offset error TSTART = 341983808.20966 / Start time DATE-OBS= '2011-11-03T03:30:08.2' / Start Date TSTOP = 341983913.8441 / Stop time DATE-END= '2011-11-03T03:31:53.8' / Stop Date CLOCKAPP= F / If clock correction are applied (F/T) ORIGIN = 'GSFC ' / Source of FITS file CREATOR = 'TDRSS2FITS V3.21' / Program that created this FITS file TLM2FITS= 'V3.21 ' / Telemetry converter version number DATE = '2011-11-03T03:32:02' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -7.5332 / UTCF at TSTART CHECKSUM= 'kHqanGoUkGoZkGoZ' / HDU checksum updated 2011-11-03T03:32:02 DATASUM = ' 0' / data unit checksum updated 2011-11-03T03:32:02 END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 18 / width of table in bytes NAXIS2 = 100 / number of rows in table PCOUNT = 0 / size of special data area GCOUNT = 1 / one data group (required keyword) TFIELDS = 3 / number of fields in each row TTYPE1 = 'TIME ' / label for field 1 TFORM1 = '1D ' / data format of field: 8-byte DOUBLE TUNIT1 = 's ' / physical unit of field TTYPE2 = 'RATE ' / label for field 2 TFORM2 = '1D ' / data format of field: 8-byte DOUBLE TUNIT2 = 'count/s ' / physical unit of field TTYPE3 = 'XRTMODE ' / label for field 3 TFORM3 = '1I ' / data format of field: 2-byte INTEGER EXTNAME = 'RATE ' / name of this binary table extension MESGNAME= 'XRT_LIGHTCURVE' / Name of the message COMMENT XRTMODE values COMMENT 1=null 2=Short Image 3=Long Image 4=Pile-Up Photodiode COMMENT 5=Low Rate Photodiode 6=Windowed Timing 7= Photon-Counting COMMENT 8=RAW data 9=Bias map 10=Stop TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'XRT ' / Instrument name OBS_ID = '00506884000' / Observation ID TARG_ID = '506884 ' / Target ID SEG_NUM = '0 ' / Segment number CREATOR = 'TDRSS2FITS V3.21' / Program that created this FITS file ORIGIN = 'GSFC ' / Source of FITS file TLM2FITS= 'V3.21 ' / 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-08 / [s/s] Estimated relative clock rate error TIERABSO= 1. / [s] Estimated absolute clock offset error CLOCKAPP= F / If clock correction are applied (F/T) TIMEREF = 'LOCAL ' / Time reference (barycenter/local) TASSIGN = 'SATELLITE' / Time assigned by clock DATE = '2011-11-03T03:32:02' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 341983808.20966 / Start time DATE-OBS= '2011-11-03T03:30:08.2' / Start Date TSTOP = 341983913.8441 / Stop time DATE-END= '2011-11-03T03:31:53.8' / Stop Date UTCFINIT= -7.5332 / UTCF at TSTART TIMEPIXR= 0. / Bin time beginning=0.0 middle=0.5 end=1. HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'LIGHTCURVE' / Time ordered data HDUCLAS2= 'TOTAL ' / Source + background HDUCLAS3= 'RATE ' / Data provided as rate NUMBINS = 100 / Number of valid bins in the lightcurve TRIGGER = 506884 / Trigger Number XRA_OBJ = 136.483291625977 / [deg] XRT RA location GRB or Object XDEC_OBJ= -40.4728240966797 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.634440004826 / TSTOP - TSTART ONTIME = 107.359703063965 / Time on target LIVETIME= 107.359703063965 / Ontime multiplied by DEADC EXPOSURE= 107.359703063965 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -7.5332 / [s] UTC Correction TIME UTCCSEC = -8 / UTC Correction Seconds UTCCSUBS= 23340 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 341983913.92498 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 341983913 / ccsds PacKeT SEConds PKTSUBS = 46249 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'UMIaaJ9WVJGaaJ9U' / HDU checksum updated 2011-11-03T03:32:02 DATASUM = '652756576' / data unit checksum updated 2011-11-03T03:32:02 END AbB@5GAbB@[AbBA;@[mAbBBM3@= 1 AbBC^Y@;*AbBDoQ@LaAbBE@DAbBF-@= 1 AbBGr@<aAbBH|@ApAbBI@<aAbBJC@8[ AbBK@9JAbBLW@K*AbBN @HAbBOZ@?١@AbBP-#@@ܠAbBQ>@JAbBRP,@K*AbBSaq@::AbBTr@FAbBU]@JAbBVD@ATAbBW@= AbBX)@3AbBY8@1pAbBZ[@<aAbB[력@;*AbB\@<aAbB^-b@= AbB_rq@2@AbB`0@RDXAbBaA@*:AbBbSD=@0ܠAbBcdL@"@AbBduϫ@$AbBe @F{AbBf\h@:AbBg'@LI AbBh@6{AbBi,@N AbBjsC@ ܠAbBkR@,aAbBl@([ AbBnE@@AbBo"@<aAbBp3-@$AbBqE@&{AbBrV[@,aAbBsg@{AbBtxX@- AbBu-@<aAbBvr@ ܠAbBw@4AbBx3@= AbByD@B@AbBz@6{AbB{@@ܠAbB}]@,aAbB~[l@/١@AbB%{@([ AbB6@DAbBH-8@- AbBYs@&{AbBj@B@AbB{@5AbBD@&{AbBr@*:AbBρ@*:AbB@*:AbB\>@$AbB㢜@2@AbB@6{AbB,@*:AbBs@,aAbB((@$AbB9@3AbBKD@2@AbB\D@&{AbBmS@,aAbBb@0ܠAbB[@ ܠAbB@= AbB.@- AbB-@:AbBs@0ܠAbBI@"@AbB @/١@AbB Dg@$AbB@6{AbB+@7kPAbB=3@5AbBN\@([ AbB_@,aAbBp@ ܠAbB-@5AbBsm@- AbB@3AbB@9JAbBE9@2@