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 = '00716127000' / Observation ID TARG_ID = '716127 ' / 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 = 497568490.1936 / Start time DATE-OBS= '2016-10-07T21:28:10.2' / Start Date TSTOP = 497568595.77476 / Stop time DATE-END= '2016-10-07T21:29:55.8' / 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 = '2016-10-07T21:29:45' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -16.97378 / UTCF at TSTART CHECKSUM= 'fFfKhCZJfCfJfCZJ' / HDU checksum updated 2016-10-07T21:29:45 DATASUM = ' 0' / data unit checksum updated 2016-10-07T21:29:45 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 = '00716127000' / Observation ID TARG_ID = '716127 ' / 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 = '2016-10-07T21:29:45' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 497568490.1936 / Start time DATE-OBS= '2016-10-07T21:28:10.2' / Start Date TSTOP = 497568595.77476 / Stop time DATE-END= '2016-10-07T21:29:55.8' / Stop Date UTCFINIT= -16.97378 / 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 = 716127 / Trigger Number XRA_OBJ = 103.404228210449 / [deg] XRT RA location GRB or Object XDEC_OBJ= 23.2865543365479 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 105.581160008907 / 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= -16.97378 / [s] UTC Correction TIME UTCCSEC = -17 / UTC Correction Seconds UTCCSUBS= 1311 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 497568595.8449 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 497568595 / ccsds PacKeT SEConds PKTSUBS = 42245 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '5aCe7SCe5YCe5YCe' / HDU checksum updated 2016-10-07T21:29:45 DATASUM = '3851865824' / data unit checksum updated 2016-10-07T21:29:45 END AJ1AJ>AJ)@YAJ;C@RdAJL@FAJ]@D#AJob@YAJ[@C4(AJ@B@AJ}@RdAJ.@GkPAJs@B@AJָ@J:AJX@F{AJE@Nq AJ @J:AJt@ApAJ-@::AJ>]@IJAJO@@H[ AJ`O@RdAJr/@@ܠAKv @<aAKj@FhAKy@FAKG@V{AKȎ7@F{AKԕ@GkPAK@C4(AK`@IJAK @C4(AK p@EAK 01@RLAK Ax-@J:AK R@@dAKd@EAKuKI@BDXAK@IAKg@LI AK@Nq AKb$@GkPAK˨@IJAK@Oa@AK5?@ApAKzN@J:AK]@Q|AK"@IJAK3L@IAKDy@M 1 AKU@RLAKg@M 1 AKxdE@M 1 AK @_a@AK!@PdAK"6@FAK#|p@ATAK$@Oa@AK%@D#AK&N<@N AK(@S4(AK)@X,AK*%!W@PAK+6ff@T_AK,Gu@KyAK-X@TAK.j82@QpAK/{~@K*AK0@G8AK1 N@PܠAK2Q@PAK3@G8AK4@PAK5")@DAK6h@HAK8@J:AK9E@LI AK:(:T@SAK;9@Q|AKmR~@Oa@AK?~@T_AK@;@M 1 AKA$J@PܠAKBj@P(ĠAKCñ@R4AKDf@LaAKE=@QpAKF@UAKH@R@AKIA@JAKJ+T@LaAKK<@M AKLM]@M 1 AKM_'@G8AKNpn@Oa@AKO@CAKP8@BDXAKQ>@IAKR@F{