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 = '00351323000' / Observation ID TARG_ID = '351323 ' / 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 = 263311472.80994 / Start time DATE-OBS= '2009-05-06T14:04:32.8' / Start Date TSTOP = 263311578.42792 / Stop time DATE-END= '2009-05-06T14:06:18.4' / 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 = '2009-05-06T14:06:32' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -4.71858 / UTCF at TSTART CHECKSUM= 'dHiQgGhOdGhOdGhO' / HDU checksum updated 2009-05-06T14:06:32 DATASUM = ' 0' / data unit checksum updated 2009-05-06T14:06:32 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 = '00351323000' / Observation ID TARG_ID = '351323 ' / 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 = '2009-05-06T14:06:32' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 263311472.80994 / Start time DATE-OBS= '2009-05-06T14:04:32.8' / Start Date TSTOP = 263311578.42792 / Stop time DATE-END= '2009-05-06T14:06:18.4' / Stop Date UTCFINIT= -4.71858 / 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 = 351323 / Trigger Number XRA_OBJ = 274.6552734375 / [deg] XRT RA location GRB or Object XDEC_OBJ= -17.0659942626953 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.617980003357 / 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= -4.71858 / [s] UTC Correction TIME UTCCSEC = -5 / UTC Correction Seconds UTCCSUBS= 14071 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 263311578.44484 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 263311578 / ccsds PacKeT SEConds PKTSUBS = 22242 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '9Y9bFW6Z9W6bEW6Z' / HDU checksum updated 2009-05-06T14:06:32 DATASUM = '4293012440' / data unit checksum updated 2009-05-06T14:06:32 END AcឰuAczAcb@V{Ac@RdAcy@N Ac d@B@Ac,!@DAcO@= 1 Acq@::Ac6@FAcv@1pAcP3@F{Ac@FhAci@BDXAc@,@= Acc}@FhAc @6{Acc@W8Ac$ @5Ac@1pAc :@> Ac 2ǹ@&{AcUTv@@dAcw3@IAcm@CAc@9JAc߄@SpAc@::Ac$@8[ AcG(c@EAci @> Ac!?>@9JAc#@9JAc%X@SpAc'u@G8Ac*r2@&{Ac,8P@*:Ac.[ @B@Ac0~@B@Ac2@1pAc4,@F{Ac6c@9JAc9C@::Ac;*>@V?Ac=M\@1pAc?o@,aAcAvu@EAcC2@0ܠAcE׍P@= AcG @5AcJ@- AcL?3@ApAcNa@1pAcPG@3AcRԀ@/١@AcTa=@8[ AcV@7kPAcYz@?١@Ac[1t@"@Ac]S@?١@Ac_vO@4Aca @::Acc7@BDXAceć@EAchN@1pAcj"@ATAclEe@> Acng=@D#Acp~@5Acr @FActϕ@LaAcv"@= AcyO@G8Ac{7< @3Ac}Y@GkPAc|U@Nq Acߤ@F{Acla@::Ac@@ܠAc<@@dAc)@<aAcK@3Acn&@B@Ac@= 1 Ac@O@> Ac @F{AcY@C4(Ac@0ܠAc=p@GkPAc_a@D#Ac@@ܠAc<@> AcǠ@EAc+@3Ac @PdAc/D@^ AcQN@6{Act^ @6{Ac)@DAct@>