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 = '00676423000' / Observation ID TARG_ID = '676423 ' / 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 = 478294501.20884 / Start time DATE-OBS= '2016-02-27T19:35:01.2' / Start Date TSTOP = 478294606.81812 / Stop time DATE-END= '2016-02-27T19:36:46.8' / 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 = '2016-02-27T19:36:37' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -15.90396 / UTCF at TSTART CHECKSUM= 'UDgQaAZQVAdQaAZQ' / HDU checksum updated 2016-02-27T19:36:37 DATASUM = ' 0' / data unit checksum updated 2016-02-27T19:36:37 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 = '00676423000' / Observation ID TARG_ID = '676423 ' / 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 = '2016-02-27T19:36:37' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 478294501.20884 / Start time DATE-OBS= '2016-02-27T19:35:01.2' / Start Date TSTOP = 478294606.81812 / Stop time DATE-END= '2016-02-27T19:36:46.8' / Stop Date UTCFINIT= -15.90396 / 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 = 676423 / Trigger Number XRA_OBJ = 194.668670654297 / [deg] XRT RA location GRB or Object XDEC_OBJ= 78.6230621337891 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.609279990196 / 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= -15.90396 / [s] UTC Correction TIME UTCCSEC = -16 / UTC Correction Seconds UTCCSUBS= 4802 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 478294606.84498 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 478294606 / ccsds PacKeT SEConds PKTSUBS = 42249 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= 'SofPSlZMSldMSlZM' / HDU checksum updated 2016-02-27T19:36:37 DATASUM = '2030789149' / data unit checksum updated 2016-02-27T19:36:37 END A15vA1$A15 @^ A1FR@] 1 A1W@IJA1hz@K*A1z%@M A1l7@FA1윲@D#A1@GkPA1>@JA1Єb@FhA1@IA1@GkPA1W~@D#A1@EA1&;@?١@A18)J@PܠA1Io@?١@A1Z@7kPA1k@Q|A1}At@CA1@::A11@G8A1@/١@A1Z@> A1ӡM@;*A2\@0ܠA2,@ApA2s@RdA2x@ZA2)@eA2;D@bbRA2LD@emA2]Ѣ@g/\A2 o@kfA2 ]@n5 A2 n@iJA2 @qTA2 0+@oa@A2v@p7A2ּ@sA2G@q|A2I@q|A2 @kfA2@oa@A2-"@qpA2>`@qvA2O@p띠A2`>@qA2r3@nq A2y@pFA2Y@pdA2@pUA2K@sA2Ȓ%@pA2؄@oC A2 @p7A2!eA@k*A2# P@m A2$@hA2%07 @eA2&A}k@oC A2'Rz@g/\A2(d@f{A2)uO7@f]A2*@kmA2+@gDA2,"S@o@A2-h@dA2.˯@bbRA2/@e1A20:~@f{A21@f{A23@a|A24" J@c.A253R@`FA26D@`(ĠA27Ue@XA28g%@_a@A29xj@Z:A2:1@_% A2;@bFA2<=@YA2=M@ZA2>ʬ@a6A2?@ZvA2@V@TA2Bx@[yA2C@X[ A2D%'@RDXA2E6nD@YA2FG@T#A2GX@TA2HjA_@R4A2I{@SA2J@O١@A2K{@UOA2LX:@M A2M@Pܠ