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 = '00725626000' / Observation ID TARG_ID = '725626 ' / 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 = 502703914.99452 / Start time DATE-OBS= '2016-12-06T07:58:35.0' / Start Date TSTOP = 502704155.7538 / Stop time DATE-END= '2016-12-06T08:02:35.8' / 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 = '2016-12-06T08:04:49' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -17.26546 / UTCF at TSTART CHECKSUM= 'fFfNhEdLfEdLfEdL' / HDU checksum updated 2016-12-06T08:04:49 DATASUM = ' 0' / data unit checksum updated 2016-12-06T08:04:49 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 = '00725626000' / Observation ID TARG_ID = '725626 ' / 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 = '2016-12-06T08:04:49' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 502703914.99452 / Start time DATE-OBS= '2016-12-06T07:58:35.0' / Start Date TSTOP = 502704155.7538 / Stop time DATE-END= '2016-12-06T08:02:35.8' / Stop Date UTCFINIT= -17.26546 / 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 = 725626 / Trigger Number XRA_OBJ = 299.439880371094 / [deg] XRT RA location GRB or Object XDEC_OBJ= 35.1131744384766 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 240.759279966354 / TSTOP - TSTART ONTIME = 238.381240844727 / Time on target LIVETIME= 238.381240844727 / Ontime multiplied by DEADC EXPOSURE= 238.381240844727 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -17.26546 / [s] UTC Correction TIME UTCCSEC = -18 / UTC Correction Seconds UTCCSUBS= 36727 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 502704155.84554 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 502704155 / ccsds PacKeT SEConds PKTSUBS = 42277 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'e6i4f5i3e5i3e5i3' / HDU checksum updated 2016-12-06T08:04:49 DATASUM = '2198901513' / data unit checksum updated 2016-12-06T08:04:49 END A*A+lGA+@V?A- 9@&{A.I@([ A/+X@IJA0= @ ܠA1NR@?١@A2_tA7@PG A:m@K!@A<&@Tp`A?@OAA@MP|AD#fQ@NAFF @M飠AI'%@PG AK@Q AN*@MAP?@NAS.@OAU@PAX2ek@Q?AZE$@IA]6$@ONA_@R?)Ab9@O AdX@MAg=@P: Ai{@PsAlAd@P: AnD=@NAqE#@P͠As@LbAvH@IAxr@K A{L+@P A}΂@P' APc@PZ- ACW@TYAT#@P@A@OAW@LbAË@K@A[D@Tp`A݁@Sqw A_ag@Q`ABp@PsAc")@QA@PAf@Q{@A¤@O& Aj^@Q{@A@P@An`@Q`A@:@R%`Ar!B@P: A@Q?Au@R%`An@P: Ayw@PsA@NA}_@R?)A?S@Q A \@RXA@O& AƄ@OA@PAˈA@MA ~@MAЌ^@O& A>l@P: AՐ&@RCA.@P͠Aړ@OA@P͠AߗZ@P͠A~@P A]@NA=@O& A?@QYn@A @T=`A@QrA$@SAs@PA(},@PsA\@QA,<@S$AX@QA/@R%`A@R֠A3@S ] A@O& A 7|F@OA [@PA;;@P: Aq@O& A>+@P͠A@RCAB@R?)