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 = '00451901000' / Observation ID TARG_ID = '451901 ' / 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 = 325180542.60944 / Start time DATE-OBS= '2011-04-22T15:55:42.6' / Start Date TSTOP = 325180648.22754 / Stop time DATE-END= '2011-04-22T15:57:28.2' / 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 = '2011-04-22T15:57:28' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -6.88138 / UTCF at TSTART CHECKSUM= 'dMeQdJeQdJeQdJeQ' / HDU checksum updated 2011-04-22T15:57:28 DATASUM = ' 0' / data unit checksum updated 2011-04-22T15:57:28 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 = '00451901000' / Observation ID TARG_ID = '451901 ' / 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 = '2011-04-22T15:57:28' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 325180542.60944 / Start time DATE-OBS= '2011-04-22T15:55:42.6' / Start Date TSTOP = 325180648.22754 / Stop time DATE-END= '2011-04-22T15:57:28.2' / Stop Date UTCFINIT= -6.88138 / 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 = 451901 / Trigger Number XRA_OBJ = 112.076118469238 / [deg] XRT RA location GRB or Object XDEC_OBJ= 75.113395690918 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.618099987507 / 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= -6.88138 / [s] UTC Correction TIME UTCCSEC = -7 / UTC Correction Seconds UTCCSUBS= 5931 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 325180648.24484 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 325180648 / ccsds PacKeT SEConds PKTSUBS = 12242 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'lRRamRRWlRRalRRW' / HDU checksum updated 2011-04-22T15:57:28 DATASUM = '965556190' / data unit checksum updated 2011-04-22T15:57:28 END Aa~CAa Aa@VAa܀:@BDXAa܁$@9JAa܂3@5Aa܃ @7kPAa܄P@5Aa܆N@EAa܇]@- Aa܈("@::Aa܉9g@&{Aa܊J)@8[ Aa܋[8@D#Aa܌m9@ Aa܍~@ATAa܎T@ Aa܏ @YAaܐQ@&{AaܑÖ@3Aaܒ/@6{Aaܓ#@= Aaܔh@,aAaܖ@&{AaܗZ@([ Aaܘ+;@"@Aaܙ<x@"@AaܚM@HAaܛ_ 5@*:AaܜpR@ATAaܝ@:Aaܞ@{Aaܟ$_@7kPAaܠin@$AaܡƯ@{Aaܢ@G8Aaܣ;:@= Aaܤ@,aAaܦ @6{Aaܧ @PAaܨ.Se@*:Aaܩ?t@;*AaܪP@= Aaܫb#@IAaܬsj@@GkPAaܭ@@ܠAaܮ@RLAaܯ=\@@dAaܰ@4Aaܱz@,aAaܲ @3AaܳT7@B@Aaܴ@,aAaܶߤ@= Aaܷ &@<aAaܸ1la@= AaܹB!@0ܠAaܺS@ ܠAaܻe<@5Aaܼv<@2@Aaܽɛ@PAaܾ@B@AaܿU@3Aag@6{Aav@,aAa%@/١@Aak@"@AaB@::Aa@M Aa#=@8[ Aa4@3AaE@ATAaW|@ ܠAahU@([ Aay@:Aa͊H@([ AaΜ'@:Aaϭn@1pAaо@8[ Aa#@ ܠAa>@::Aa@*:Aa@([ AaM@:Aa&V@EAa7 @1pAaH@ ܠAaZ'(@,aAakm@IAa|@3AaݍD@LaAaޟ?S@([ Aa߰@= Aa@7kPAa@"@AaW~@- Aa@M Aa@K*Aa)J@$Aa)o@*: