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 = '00894268000' / Observation ID TARG_ID = '894268 ' / 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 = 574945880.20958 / Start time DATE-OBS= '2019-03-22T11:11:20.2' / Start Date TSTOP = 574945985.81274 / Stop time DATE-END= '2019-03-22T11:13:05.8' / 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 = '2019-03-22T11:12:53' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -22.61202 / UTCF at TSTART CHECKSUM= 'fJeMfHbKfHbKfHbK' / HDU checksum updated 2019-03-22T11:12:53 DATASUM = ' 0' / data unit checksum updated 2019-03-22T11:12:53 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 = '00894268000' / Observation ID TARG_ID = '894268 ' / 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 = '2019-03-22T11:12:53' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 574945880.20958 / Start time DATE-OBS= '2019-03-22T11:11:20.2' / Start Date TSTOP = 574945985.81274 / Stop time DATE-END= '2019-03-22T11:13:05.8' / Stop Date UTCFINIT= -22.61202 / 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 = 894268 / Trigger Number XRA_OBJ = 314.722412109375 / [deg] XRT RA location GRB or Object XDEC_OBJ= 41.778881072998 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.603160023689 / 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= -22.61202 / [s] UTC Correction TIME UTCCSEC = -23 / UTC Correction Seconds UTCCSUBS= 19399 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 574945985.84496 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 574945985 / ccsds PacKeT SEConds PKTSUBS = 42248 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'afeEaeZDaebDaeZD' / HDU checksum updated 2019-03-22T11:12:53 DATASUM = '2971361841' / data unit checksum updated 2019-03-22T11:12:53 END A"},ӄA"},QA"},@XA"}-"@C4(A"}-$ @([ A"}.3P@&{A"}.i@CA"}/E _@8[ A"}/ͯ@7kPA"}0VR@BDXA"}0@&{A"}1g@@A"}1 A"}7F@:A"}7<@&{A"}8W;@,aA"}8k@&{A"}9i%@Nq A"}9@;*A"}:zk@  A"}; @EA"};@8[ A"}<T7@= A"}6L@> A"}>{@1pA"}?H&@ATA"}?2@,aA"}@Yla@&{A"}@@<aA"}Aj@:A"}AUG@= A"}B{w@HA"}C@C4(A"}C>-@VA"}D@0ܠA"}D@7kPA"}E''@"@A"}EC@5A"}F8mr@ApA"}F@6{A"}GI@QpA"}GU@YA"}HZ@8[ A"}H@5A"}Il?>@"@A"}I@> A"}J}@ A"}K'|@= 1 A"}Kʬ@$A"}Lm@"@A"}L @8[ A"}M(@6{A"}MV@G8A"}N9@5A"}N@,aA"}OK?@GkPA"}O.@GkPA"}P\^@7kPA"}P(@7kPA"}Qm˼@QpA"}Qn@5A"}R@2@A"}S@:A"}SW*@Q|A"}TY@:A"}T@8[ A"}U*@@`dA"}U?@0ܠA"}V;n@Nq A"}V)@([ A"}WL@,aA"}WoT@9JA"}X^@> A"}X @- A"}YoX:@"@A"}Yj@1pA"}Z@LaA"}[ A@&{A"}[P@8[ A"}\@([ A"}\*@GkPA"}]+6@/١@A"}]pe@1pA"}^=@$A"}^Ŷ@$A"}_NYK@1pA"}_@H[ A"}`_@0ܠ