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 = '00509717000' / Observation ID TARG_ID = '509717 ' / 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 = 345651079.00778 / Start time DATE-OBS= '2011-12-15T14:11:19.0' / Start Date TSTOP = 345651184.61842 / Stop time DATE-END= '2011-12-15T14:13:04.6' / 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 = '2011-12-15T14:13:05' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -7.67874 / UTCF at TSTART CHECKSUM= 'cKmTcIkScIkScIkS' / HDU checksum updated 2011-12-15T14:13:05 DATASUM = ' 0' / data unit checksum updated 2011-12-15T14:13:05 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 = '00509717000' / Observation ID TARG_ID = '509717 ' / 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 = '2011-12-15T14:13:05' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 345651079.00778 / Start time DATE-OBS= '2011-12-15T14:11:19.0' / Start Date TSTOP = 345651184.61842 / Stop time DATE-END= '2011-12-15T14:13:04.6' / Stop Date UTCFINIT= -7.67874 / 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 = 509717 / Trigger Number XRA_OBJ = 349.575012207031 / [deg] XRT RA location GRB or Object XDEC_OBJ= 32.4832534790039 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.610639989376 / 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= -7.67874 / [s] UTC Correction TIME UTCCSEC = -8 / UTC Correction Seconds UTCCSUBS= 16063 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 345651184.64484 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 345651184 / ccsds PacKeT SEConds PKTSUBS = 32242 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '7Tc89Qa57Qa57Qa5' / HDU checksum updated 2011-12-15T14:13:05 DATASUM = '593212884' / data unit checksum updated 2011-12-15T14:13:05 END A7A7oA7@_@A7<`@FhA7$@J:A75@BDXA7G|@DA7XU@K*A7i@H[ A7zH@D#A7&W@= A7l@LaA7@M 1 A7r@K*A7?@UA7@C4(A7>@ApA7@YA7W@LI A7'Z@F{A78@= 1 A7J(x@ApA7[n@?١@A7l5@BDXA7}@M A7A@H[ A7Q@IJA7`@IJA7@C4(A7Z@IJA7,@EA7@K*A7*@[fA7p@CA7*V@> A7;@DA7MD@BDXA7^r@ATA7oρ@= A7@DA7Z@5A7M@G8A7@EA7. @FA7ti@G8A7x@CA7@@ܠA7 F5@RLA7@LaA7-@Oa@A7?@M A7P]@IA7an@CA7r@EA70+@CA7v@SpA7@FhA7¸@BDXA7HV@<aA7ڎ@JA7@<aA7"@9JA7_1@B@A7@8[ A70@> A7B2M@P(ĠA7Sx@G8A7d @FA7vh@- A7χJw@C4(A7И@CA7ѩ@9JA7һC@CA7b@BDXA7ݩ@4A7@C4(A74n@a6A7z@B@A7"+@M A74@RDXA7EL@DA7V@B@A7g@> A7yd@ATA7ߊd@QA7"@ApA7@;*A77@B@A7|@D#A7L@QpA7[@9JA7N@1pA7@9JA7%'@C4(A77 @D#A7Hf@@dA7YC@G8A7j@DA7|:@::A7^@>