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 = '00319963000' / Observation ID TARG_ID = '319963 ' / 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 = 240364555.60892 / Start time DATE-OBS= '2008-08-13T23:55:55.6' / Start Date TSTOP = 240364661.19314 / Stop time DATE-END= '2008-08-13T23:57:41.2' / 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 = '2008-08-13T23:57:53' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -3.01674 / UTCF at TSTART CHECKSUM= 'cFeKdFeKcFeKcFeK' / HDU checksum updated 2008-08-13T23:57:53 DATASUM = ' 0' / data unit checksum updated 2008-08-13T23:57:53 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 = '00319963000' / Observation ID TARG_ID = '319963 ' / 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 = '2008-08-13T23:57:53' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 240364555.60892 / Start time DATE-OBS= '2008-08-13T23:55:55.6' / Start Date TSTOP = 240364661.19314 / Stop time DATE-END= '2008-08-13T23:57:41.2' / Stop Date UTCFINIT= -3.01674 / 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 = 319963 / Trigger Number XRA_OBJ = 264.829406738281 / [deg] XRT RA location GRB or Object XDEC_OBJ= -30.3326511383057 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.584219992161 / 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= -3.01674 / [s] UTC Correction TIME UTCCSEC = -4 / UTC Correction Seconds UTCCSUBS= 49163 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 240364661.24512 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 240364661 / ccsds PacKeT SEConds PKTSUBS = 12256 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'NdJVOdGVNdGVNdGV' / HDU checksum updated 2008-08-13T23:57:53 DATASUM = '3115196802' / data unit checksum updated 2008-08-13T23:57:53 END AX7]AX:AX*b$@arAXL@D#AXo{@F{AX@?١@AX!y@IJAX#6@KyAX%T@7kPAX(6@HAX*>/@?١@AX,aJM@1pAX. @D#AX0a(@K*AX2@IAX4x@F{AX7@= AX90}@C4(AX;S@QTAX=uX@_% AX?2v@GkPAXA@B@AXCIR@EAXE@V?AXH"`-@` ʠAXJD@R4AXLgw@JAXN@C4(AXP@IJAXR@?١@AXT@CAXW1{@F{AXY6@D#AX[YHV@F{AX]{@H[ AX__1@6{AXa@ApAXcx@G8AXf@ATAXh(@EAXjK@PAXlm@FhAXn0@G8AXp@LI AXrGZ@Oa@AXt@J:AXw^5@Nq AXy<@@dAX{_u@H[ AX}.@ATAX@JAX@@dAX@@dAX /@J:AX.@@ܠAXQF_@WDAXs@F{AXZ@D#AXX@M AXt@J:AX3@R@AX @B@AXC@K*AXe@HAX.@JAXE@ATAXB@9JAXρ@LI AXY@= AX4\@DAXWs@@dAXy7@H[ AX@JAX@FAX@O١@AX-@YAX&@F{AXIA@Nq AXk΅@M 1 AX[B@PdAX`@G8AXr@S4(AX@EAX@EAX;@G8AX]4@7kPAX̀)@C4(AX΢@ATAX@@::AX͊@C4(AX ZG@RLAX,e@J:AXOq"@G8AXq@D#AXݔ@Q|AX߷@GkPAXٞ@O١@AX(@::AX@SAXA?@>