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 = '00649157000' / Observation ID TARG_ID = '649157 ' / 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 = 458723301.41224 / Start time DATE-OBS= '2015-07-16T07:08:21.4' / Start Date TSTOP = 458723406.98176 / Stop time DATE-END= '2015-07-16T07:10:07.0' / 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 = '2015-07-16T07:09:59' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -14.85992 / UTCF at TSTART CHECKSUM= 'bEaMdDXMbDaMbDUM' / HDU checksum updated 2015-07-16T07:09:59 DATASUM = ' 0' / data unit checksum updated 2015-07-16T07:09:59 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 = '00649157000' / Observation ID TARG_ID = '649157 ' / 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 = '2015-07-16T07:09:59' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 458723301.41224 / Start time DATE-OBS= '2015-07-16T07:08:21.4' / Start Date TSTOP = 458723406.98176 / Stop time DATE-END= '2015-07-16T07:10:07.0' / Stop Date UTCFINIT= -14.85992 / 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 = 649157 / Trigger Number XRA_OBJ = 278.480102539062 / [deg] XRT RA location GRB or Object XDEC_OBJ= -13.019549369812 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.569519996643 / 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= -14.85992 / [s] UTC Correction TIME UTCCSEC = -15 / UTC Correction Seconds UTCCSUBS= 7004 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 458723407.04492 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 458723407 / ccsds PacKeT SEConds PKTSUBS = 2246 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'Q32mR10kQ10kQ10k' / HDU checksum updated 2015-07-16T07:09:59 DATASUM = '2180307271' / data unit checksum updated 2015-07-16T07:09:59 END AWiAW6AW_ @h=&AWpO@ZvAW聕@UOAWb@HAW!@KyAWh@P(ĠAWƭ.@[*AW@C4(AW8@<aAW~@IJAW @> AW g@GkPAW.P@::AW?$@QAWP@M AWb!B@<aAWsg@LI AW@8[ AW^@RDXAW9m@QAW@F{AW@FAW 9@`ܠAWPH@SAW@Q|AW@TAW #d@G8AW1hs@] AWB@cAWS@M AWe:?@UAWv@R@AWŬ@F{AW @M 1 AW Ri@C4(AW x@PAW ܇@S4(AW "@PܠAWiD@::AW@T#AW@Nq AW#9@FAW4@RDXAWE~@HAWW @JAWhQ@RdAWyJ@LaAWީ@K*AW#@Nq AWh@PdAW%@GkPAW@UAW;@VhAW@6{AW P@QAW! _@M 1 AW"&Qn@@ܠAW#7@S4(AW$H+@\aAW%Z$@UAW&kj@= AW'|@UAW(@] AW);d@PAW*@QpAW+@M AW, 0@\I AW-S@R4AW.@SAW0ݭ@Q|AW1$ @HAW2)jj@YAW3:@FhAW4K@^q AW5]<6@\I AW6nE@QpAW7Ǥ@SAW8@O١@AW9S@8[ AW:p@2@AW;@fAW<&-@PܠAW=i@UOAW>K@Q|AW@ @QpAWA;@IJAWB,@[*AWC=u@SAWDO@jAWE`S@b:AWFq@arAWGP@UǤAWH%@eAWIl @1pAWJ@] AWK+@kAWL<@M 1 AWM@bd