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 = '00526511000' / Observation ID TARG_ID = '526511 ' / 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 = 363888516.8094 / Start time DATE-OBS= '2012-07-13T16:08:36.8' / Start Date TSTOP = 363888622.4108 / Stop time DATE-END= '2012-07-13T16:10:22.4' / 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 = '2012-07-13T16:10:19' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -9.4217 / UTCF at TSTART CHECKSUM= '3DiU6BiU3BiU3BiU' / HDU checksum updated 2012-07-13T16:10:19 DATASUM = ' 0' / data unit checksum updated 2012-07-13T16:10:19 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 = '00526511000' / Observation ID TARG_ID = '526511 ' / 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 = '2012-07-13T16:10:19' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 363888516.8094 / Start time DATE-OBS= '2012-07-13T16:08:36.8' / Start Date TSTOP = 363888622.4108 / Stop time DATE-END= '2012-07-13T16:10:22.4' / Stop Date UTCFINIT= -9.4217 / 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 = 526511 / Trigger Number XRA_OBJ = 266.991790771484 / [deg] XRT RA location GRB or Object XDEC_OBJ= -24.7923355102539 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.601399958134 / 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= -9.4217 / [s] UTC Correction TIME UTCCSEC = -10 / UTC Correction Seconds UTCCSUBS= 28915 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 363888622.44498 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 363888622 / ccsds PacKeT SEConds PKTSUBS = 22249 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'IPYmKOVmIOVmIOVm' / HDU checksum updated 2012-07-13T16:10:19 DATASUM = '276030143' / data unit checksum updated 2012-07-13T16:10:19 END A4A<A@VA&@FhAm3@7kPA@7kPA@::A#>@2@A4^@<aAE˼@9JAW|@&{AhU@&{Ay9@*:A@F{A'@&{An@([ Ac@QTAr@,aA>@QA@8[ A>@@dA@2@A&V@- A7 @<aAH@B@AZ(x@/١@Akm@IJA|@6{AD@&{A@@DA@C4(A@@dA@([ AW~@4A@::A@@dA)J@1pA)nY@6{A:@0ܠAK@> A]@%@6{An4@$A˒@= A@M AXO@CA^@- Am@*:A(@<aAo*@6{A9@6{A @&{A@@ A,@,aA=@*:AOs@0ܠA`W@C4(Aq@- A?@ A)@?١@A¥o@<aAö @EA@ApA@y@<aA@B@A6@::A E@DAX@ATA/@([ A@@9JAR) @CAco~@2@At@= 1 AЅ@= 1 AїAJ@- AҨ@CAӹ̸@G8A@9JAX%@EA힄@,aA@PdA)@2@A!pP@BDXA2_@,aACn@FAU@@@ܠAf+@;*Aw͊@0ܠA@HAX@::A⫟V@8[ Ae@8[ A)t@2@Ao@7kPA1@9JA@@KyAA@::A$@K*A5 @1pAG@;*AXXy@([