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 = '00416485000' / Observation ID TARG_ID = '416485 ' / 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 = 290716565.60814 / Start time DATE-OBS= '2010-03-19T18:36:05.6' / Start Date TSTOP = 290716810.66414 / Stop time DATE-END= '2010-03-19T18:40:10.7' / 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 = '2010-03-19T18:41:20' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -5.62882 / UTCF at TSTART CHECKSUM= 'bDlXeDiUbDiUbDiU' / HDU checksum updated 2010-03-19T18:41:20 DATASUM = ' 0' / data unit checksum updated 2010-03-19T18:41:20 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 = '00416485000' / Observation ID TARG_ID = '416485 ' / 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 = '2010-03-19T18:41:20' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 290716565.60814 / Start time DATE-OBS= '2010-03-19T18:36:05.6' / Start Date TSTOP = 290716810.66414 / Stop time DATE-END= '2010-03-19T18:40:10.7' / Stop Date UTCFINIT= -5.62882 / 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 = 416485 / Trigger Number XRA_OBJ = 278.431335449219 / [deg] XRT RA location GRB or Object XDEC_OBJ= -8.535475730896 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 245.055999994278 / TSTOP - TSTART ONTIME = 242.700622558594 / Time on target LIVETIME= 242.700622558594 / Ontime multiplied by DEADC EXPOSURE= 242.700622558594 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -5.62882 / [s] UTC Correction TIME UTCCSEC = -6 / UTC Correction Seconds UTCCSUBS= 18559 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 290716810.73154 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 290716810 / ccsds PacKeT SEConds PKTSUBS = 36577 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'kabFnTZCkZaCkZYC' / HDU checksum updated 2010-03-19T18:41:20 DATASUM = '3563027217' / data unit checksum updated 2010-03-19T18:41:20 END ASAS ]OASŬ@Nq AS l@{ASO@- AS˖)ASa@AS@{@ASd@KASB@AS#@AS`@$AS@U@AS@ AS @UAS@{@AS^_@AS>@U@AS@KAS@KAS@KASę@ AS@ASɝy@KASY@ ASΡ9C@AS#@$ASӤf@UAS&@ASب@{@AS*B@{@ASݬs@UAS.Se@{@AS3@UAS2@ASA@ AS5@AS췰@AS9m@UASn@$AS=N@UAS,@U@ASA@KASl@OASD@KASƪ@ ASHH@KASj@$ASLHk@{@AS ($@ UAS P@AS@KASS@KASե@U@ASW#@& ASe,@& AS[C@U@AS#O@AS!_@$AS#r@ AS&b+@& AS(@!{@AS+fN@ UAS-_@U@AS0j>@ AS2y@{@AS5m@U@AS7ܜ@UAS:qV@OAS<@AS?uzx@UASAZ2@ASDy8@$ASF@U@ASI|@KASK@ASN1@$ASQ@U@ASSu@ASVT @ G ASX3@$AS[ 0@U@AS]8@& AS` Ѣ@& ASb[@OASe@$ASgp@& ASjO7@ ASl.@KASo Z@ ASq@UASt@$ASv@{@ASy @ AS{j@{@AS~$Jb@$AS*@U@AS(@$AS>@!{@AS+ƨ@{@