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 = '00458918000' / Observation ID TARG_ID = '458918 ' / 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 = 334477257.60968 / Start time DATE-OBS= '2011-08-08T06:20:57.6' / Start Date TSTOP = 334477407.54884 / Stop time DATE-END= '2011-08-08T06:23:27.5' / 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 = '2011-08-08T06:23:46' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -7.23844 / UTCF at TSTART CHECKSUM= 'ZFeVd9cSZCcSb9cS' / HDU checksum updated 2011-08-08T06:23:46 DATASUM = ' 0' / data unit checksum updated 2011-08-08T06:23:46 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 = '00458918000' / Observation ID TARG_ID = '458918 ' / 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 = '2011-08-08T06:23:46' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 334477257.60968 / Start time DATE-OBS= '2011-08-08T06:20:57.6' / Start Date TSTOP = 334477407.54884 / Stop time DATE-END= '2011-08-08T06:23:27.5' / Stop Date UTCFINIT= -7.23844 / 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 = 458918 / Trigger Number XRA_OBJ = 57.2669143676758 / [deg] XRT RA location GRB or Object XDEC_OBJ= -44.178825378418 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 149.939159989357 / TSTOP - TSTART ONTIME = 147.67399597168 / Time on target LIVETIME= 147.67399597168 / Ontime multiplied by DEADC EXPOSURE= 147.67399597168 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -7.23844 / [s] UTC Correction TIME UTCCSEC = -8 / UTC Correction Seconds UTCCSUBS= 38078 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 334477407.64842 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 334477407 / ccsds PacKeT SEConds PKTSUBS = 32421 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'Lc1lNa0jLa0jLa0j' / HDU checksum updated 2011-08-08T06:23:46 DATASUM = '2797732419' / data unit checksum updated 2011-08-08T06:23:46 END AɜA ;Aʓ̎@W8A˥@BDXA̶W@@dAǞZ@- A@5A)@8[ Ap&@H[ A @DA@9JA/A@6{A@@D#AQ`@8[ Ac@HAtZ@&{Aم,@D#Aږ@J:Aۨ+@M AܹrG@::AʷV@2@Ae@ ܠAB@;*A"@<aA1@ ܠA!@9JA2Z@7kPACM@IJAT@@Af,@8[ Awq@1pA鈸(@> A@7kPAD@3A켉@4AS@M A@@ܠA]@*:A@&{A.@5A$-@PܠA5s@> AFI@ApAWX@;*AiE@1pAz@{At@"@A@4A\@"@A@?١@AO@3A/@$At@8[ A@([ Ay@5A'G@- A8@0ܠAI@0ܠA[U@= 1 Al^@{A}@$A !@> A 0@ A v@9JA ½<@RLA @= AGZ@> A@,aA@$Av@  A*_@CA;? A[N@BɀAݔ@)A_rq@2XA R*@+ A#c0@'A%@1{@A(f@-A*@)A-j)@1{@A/2@,UA2nm@3$A4MU@1{@A7r+@,UA9 x@+!@A@0G AAyT@,UAC @1&a@AF}h@)AHG0@(PAK&@/ANS@-AP @/AS@(PAU@-AX @+!@AZb@+!@A]B[@+