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 = '00501368000' / Observation ID TARG_ID = '501368 ' / 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 = 335926539.9941 / Start time DATE-OBS= '2011-08-25T00:55:40.0' / Start Date TSTOP = 335926645.59136 / Stop time DATE-END= '2011-08-25T00:57:25.6' / 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 = '2011-08-25T00:57:26' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -7.29496 / UTCF at TSTART CHECKSUM= 'mDfLmDeLmDeLmDeL' / HDU checksum updated 2011-08-25T00:57:26 DATASUM = ' 0' / data unit checksum updated 2011-08-25T00:57:26 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 = '00501368000' / Observation ID TARG_ID = '501368 ' / 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 = '2011-08-25T00:57:26' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 335926539.9941 / Start time DATE-OBS= '2011-08-25T00:55:40.0' / Start Date TSTOP = 335926645.59136 / Stop time DATE-END= '2011-08-25T00:57:25.6' / Stop Date UTCFINIT= -7.29496 / 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 = 501368 / Trigger Number XRA_OBJ = 130.202758789062 / [deg] XRT RA location GRB or Object XDEC_OBJ= -45.0741500854492 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.597259998322 / 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= -7.29496 / [s] UTC Correction TIME UTCCSEC = -8 / UTC Correction Seconds UTCCSUBS= 35252 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 335926645.6494 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 335926645 / ccsds PacKeT SEConds PKTSUBS = 32470 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '9ilAGhl79hlAGhl5' / HDU checksum updated 2011-08-25T00:57:26 DATASUM = '2584904662' / data unit checksum updated 2011-08-25T00:57:26 END A }VA l*EA @ZA ]d@;*A@2@A.@6{A@/0@@ܠAQu@([ Ab@ ܠAs@$AF @@ܠAi@= A@9JA@FA^5@:Aۤ@*:A@D#A.@@dAu@9JA o@J:A 2~@ ܠA!CF@*:A"T;@4A#eә@C4(A$w@= A%_@,aA&@ A't@= A(0@::A)u@{A*޼A@::A+@LaA-G@ ܠA. @> A/#@ A05z@6{A1F^@?١@A2W@B@A3hF@ltO A4z1@@ܠA5v@> A6@?١@A7q@M A8H@ATA9Ѝ@LaA:@$A;L@&{A=_[@ A>@G8A?&@DA@82v@([ AAIv6@M ABZ@"@ACl@DAD}IR@*:AEa@&{AFԿ@$AG@6{AHa|@0ܠAIӦ@:AJ@M 1 AK1@8[ AMw@- ANf@ ܠAO*@> AP;J#@0ܠAQL2@3AR]Ց@0ܠASo@1pAT`@ATAU @IAVl@9JAW2@9JAXy)@;*AYֿ@/١@AZ@/١@A[I@ApA] @$A^@,aA_-q@BDXA`>a@@dAaO/@$Ab`>@@dAcr3@/١@Adx@,aAe @PAf@B@AgJw@&{AhȐ@1pAi4@BDXAjC@K*Akb@= Am @,aAn@J:Ao03@::ApAy}@8[ AqR@*:Ard@LI AsuKI@2@At@*: