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 = '00020138001' / Observation ID TARG_ID = '20138 ' / Target ID SEG_NUM = '1 ' / 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 = 295884771.0095 / Start time DATE-OBS= '2010-05-18T14:12:51.0' / Start Date TSTOP = 295885018.93778 / Stop time DATE-END= '2010-05-18T14:16:58.9' / 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 = '2010-05-18T14:18:27' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -5.80924 / UTCF at TSTART CHECKSUM= 'fGgUhGgSfGgSfGgS' / HDU checksum updated 2010-05-18T14:18:27 DATASUM = ' 0' / data unit checksum updated 2010-05-18T14:18:27 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 = '00020138001' / Observation ID TARG_ID = '20138 ' / Target ID SEG_NUM = '1 ' / 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 = '2010-05-18T14:18:27' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 295884771.0095 / Start time DATE-OBS= '2010-05-18T14:12:51.0' / Start Date TSTOP = 295885018.93778 / Stop time DATE-END= '2010-05-18T14:16:58.9' / Stop Date UTCFINIT= -5.80924 / 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 = 20138 / Trigger Number XRA_OBJ = 304.783264160156 / [deg] XRT RA location GRB or Object XDEC_OBJ= -24.5384178161621 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 247.928279995918 / TSTOP - TSTART ONTIME = 245.580215454102 / Time on target LIVETIME= 245.580215454102 / Ontime multiplied by DEADC EXPOSURE= 245.580215454102 / Total exposure, with all known correction DEADC = 1. / dead time correction UTCCTIME= -5.80924 / [s] UTC Correction TIME UTCCSEC = -6 / UTC Correction Seconds UTCCSUBS= 9538 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 295885019.05006 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 295885019 / ccsds PacKeT SEConds PKTSUBS = 2503 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '0FWH29U90EUG09U9' / HDU checksum updated 2010-05-18T14:18:27 DATASUM = '2778168794' / data unit checksum updated 2010-05-18T14:18:27 END AnApA G@bbRAfA?@eA@cGAC@cqw Am]@bAGK@c@A+@c@AK @d$$AB@b֠ANʬ@c ] AЫ@bPARn@c>j Ak'@b֠AVJ@b2eA *@cA Z R@cWA @b֠A]@b@Aߩ~@bAa7@c1Aj@@eVsAeH@b`A(c@b`A!i@cA#%@c ] A&lǏ@c `A(H@bɀA+pQ@b2eA-h @bA0tFt@bK@A2&-@b~@A5x5@c ] A7@bXA:{X@br6AAe@a3$Ag@a`Ajag@aKAlA @aYn@Ao# @aLAqC@a>At&L@aAv@b~@Ay*@cA{~(@a`A~._1@aA؀>@af1A؃2T@a A؅]@a A؈5@a>A؊@a>A؍99@a`A؏}A@a&a@Aؒ=\@a Aؔ<@a AؗA@a3$Aؙ&@aA؜D@aA؞ƺI@a AءHR@aLAأ{ @af1AئLZ@aAب9.@a&a@AثP7@berAح@b2eAذSZ@a3$Aزո@a AصW@a Aطx@aAغ[W?@a{@Aؼ6@`@Aؿ_@`vAj@`Ab$@bK@A@aAf@aAuO@`AjU@` `A4@`: An{@`A4@^iD@Aq@`