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 = '00550906000' / Observation ID TARG_ID = '550906 ' / 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 = 384883782.19448 / Start time DATE-OBS= '2013-03-13T16:09:42.2' / Start Date TSTOP = 384884030.1169 / Stop time DATE-END= '2013-03-13T16:13:50.1' / 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 = '2013-03-13T16:14:46' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -10.31876 / UTCF at TSTART CHECKSUM= 'mCiMnCiMmCiMmCiM' / HDU checksum updated 2013-03-13T16:14:46 DATASUM = ' 0' / data unit checksum updated 2013-03-13T16:14:46 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 = '00550906000' / Observation ID TARG_ID = '550906 ' / 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 = '2013-03-13T16:14:46' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 384883782.19448 / Start time DATE-OBS= '2013-03-13T16:09:42.2' / Start Date TSTOP = 384884030.1169 / Stop time DATE-END= '2013-03-13T16:13:50.1' / Stop Date UTCFINIT= -10.31876 / 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 = 550906 / Trigger Number XRA_OBJ = 236.396392822266 / [deg] XRT RA location GRB or Object XDEC_OBJ= -0.365525662899017 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 247.922420024872 / TSTOP - TSTART ONTIME = 245.580215454102 / Time on target LIVETIME= 245.580215454102 / Ontime multiplied by DEADC EXPOSURE= 245.580215454102 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -10.31876 / [s] UTC Correction TIME UTCCSEC = -11 / UTC Correction Seconds UTCCSUBS= 34062 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 384884030.25008 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 384884030 / ccsds PacKeT SEConds PKTSUBS = 12504 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'ZETpaESoTESoZESo' / HDU checksum updated 2013-03-13T16:14:46 DATASUM = '1200535145' / data unit checksum updated 2013-03-13T16:14:46 END AF1qAFwAG*@PdAH;dZAMm@& AOo@ ARq@OAT@OAWuqL@ AYO@A\y/o@UA^ @ Aa|B@UAc@ G Afe@)Ai@ Aki@!{@AnHA@UAp&@ As d@ G Au@& Ax 7@ G Az@OA}Z@!{@A_@A܂?}@ A܄6@#$A܇@!{@A܉Y@ G A܌@OA܎,@& Aܑ y@"XAܓXO@"XAܖ$6@UAܘr@ Aܛ'@ Aܝԕ@"XAܠ+@!{@Aܢ@UAܥ/q"@AܧP@KAܪ3/E@ Aܬ @OAܯ6@Aܱ@OAܴ:;@UAܶ@ Aܹ>i@ AܻH@UAܾB&@UA:@AE@A @& AI@!{@Aˁ0@AM_@U@A?S@AQ@Av@U@AT@UAֻ@OAX@ Ay@A\X%@ A6@U@A`@!{@A@ G Ac@U@A居@ Ag?@ G Ap@ G AkOa@A/@OAo @KA@ArX@OA@Av{@& Af@$KA zF@!{@A %@ A~q@A*@A@AM@ A@A_p@OA=@ A C@ G A"@A%f@A'@& A*9@U@A,v@KA/U\@KA13@& A4@ A68@OA9Ѣ@A;[@