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 = '00373172000' / Observation ID TARG_ID = '373172 ' / 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 = 277591771.01022 / Start time DATE-OBS= '2009-10-18T20:49:31.0' / Start Date TSTOP = 277591912.3266 / Stop time DATE-END= '2009-10-18T20:51:52.3' / 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 = '2009-10-18T20:58:54' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -5.1828 / UTCF at TSTART CHECKSUM= 'nDkQoCiOnCiOnCiO' / HDU checksum updated 2009-10-18T20:58:54 DATASUM = ' 0' / data unit checksum updated 2009-10-18T20:58:54 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 = '00373172000' / Observation ID TARG_ID = '373172 ' / 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 = '2009-10-18T20:58:54' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 277591771.01022 / Start time DATE-OBS= '2009-10-18T20:49:31.0' / Start Date TSTOP = 277591912.3266 / Stop time DATE-END= '2009-10-18T20:51:52.3' / Stop Date UTCFINIT= -5.1828 / 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 = 373172 / Trigger Number XRA_OBJ = 32.2094612121582 / [deg] XRT RA location GRB or Object XDEC_OBJ= -57.5440254211426 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 141.316380023956 / TSTOP - TSTART ONTIME = 139.035217285156 / Time on target LIVETIME= 139.035217285156 / Ontime multiplied by DEADC EXPOSURE= 139.035217285156 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -5.1828 / [s] UTC Correction TIME UTCCSEC = -6 / UTC Correction Seconds UTCCSUBS= 40860 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 277591912.4511 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 277591912 / ccsds PacKeT SEConds PKTSUBS = 22555 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'dcmddZjcdbjcdZjc' / HDU checksum updated 2009-10-18T20:58:54 DATASUM = '3828618577' / data unit checksum updated 2009-10-18T20:58:54 END AApLA_@WkPA"@2@A%@*:A72@::AHy>@?١@AY@H[ Ak@::A|K @6{A䍑h@5A@2@A&@$Ad@4AҪ@@A@KyA6P@7kPA|@/١@A @ATA) l@@ܠA:O@*:AK)@/١@A\܇@ An!@G8Ag@"@AS@;*A@,aA;@ATAāo@4A@0ܠA,@C4(AT@([ A @7kPAH@CA,'@> A=n@C4(ANc@([ A_@0ܠAq>@6{A@5A>@9JA@([ AW@/١@AǞZ@JA@- A +@0ܠA qv@7kPA @> A 3@$A/D@,aA@@$AQN@GkPAc]@BDXAt\@D#A@Nq Ay@4A/@{Av6@/١@Aʼ@&{A@*:AIR@8[ Aa@::AԿ@$A!@- A2a|@"@AC@7kPA T@6{A!f3H@@ܠA"wy@1pA#@0ܠA$d@CA%L@9JA&!@2@A'@1pA(@ ܠA)f<@6{A+@*:A,? A1-3@(PA3;@$KA61@OA8@'A;5@*RA=_p@'!`A@9?)@"XAB@#$AE<@#$AGߤ@% AJ@]@)AL@+ AOD~@*RAQ^@% ATH>B@$KAVK@(PAYK@&U@A[޾@*RA^Ow@#$A`ў0@'AcS9@% Ae^@'