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 = '01150429000' / Observation ID TARG_ID = '1150429 ' / 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 = 696162107.00892 / Start time DATE-OBS= '2023-01-23T10:21:47.0' / Start Date TSTOP = 696162354.95958 / Stop time DATE-END= '2023-01-23T10:25:55.0' / 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 = '2023-01-23T10:27:01' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -30.62694 / UTCF at TSTART CHECKSUM= 'hJcWkHaUhHaUhHaU' / HDU checksum updated 2023-01-23T10:27:01 DATASUM = ' 0' / data unit checksum updated 2023-01-23T10:27:01 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 = '01150429000' / Observation ID TARG_ID = '1150429 ' / 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 = '2023-01-23T10:27:01' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 696162107.00892 / Start time DATE-OBS= '2023-01-23T10:21:47.0' / Start Date TSTOP = 696162354.95958 / Stop time DATE-END= '2023-01-23T10:25:55.0' / Stop Date UTCFINIT= -30.62694 / 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 = 1150429 / Trigger Number XRA_OBJ = 40.9447135925293 / [deg] XRT RA location GRB or Object XDEC_OBJ= -65.6892166137695 / [deg] XRT DEC location GRb or Object TERMMODE= 0 / XRT termination mode TELAPSE = 247.950659990311 / 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= -30.62694 / [s] UTC Correction TIME UTCCSEC = -31 / UTC Correction Seconds UTCCSUBS= 18653 / [2*10**(-5) s] UTC Correction SUBSeconds PKTTIME = 696162355.05092 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5 PKTSEC = 696162355 / ccsds PacKeT SEConds PKTSUBS = 2546 / [2*10**(-5) s] ccsds PacKeT SUBSeconds APID = 1253 / Application Process Identifier CHECKSUM= '3fA4AZ325f92AZ92' / HDU checksum updated 2023-01-23T10:27:01 DATASUM = '166116270' / data unit checksum updated 2023-01-23T10:27:01 END A目K潄$JA目K澐鹙A目K濣響@[辪A目K瀰慼A目K"旴@S>j A目K@N底A目K¥uP 檧A目Kゅe@ONA目K&V@P' A目KE酅P' A目Kè5紷N桎A目K╅&B@N偸A目K*@P: A目K琸Q?缋A目K踟@P偻A目K鎈@PZ- A目K-9@P骉@A目K眓平@P繥 A目K帛稓@P 檧A目K仇@O A目K1桘@Qr衾A目K秗@P@A目K烦w\@PZ- A目K隔g郂PZ- A目K5W粿PZ- A目K籿HA@P: A目K挤8@P偻A目K进(QYn@A目K9~@O& A目K纙 @PZ- A目K梁@Q?缋A目K蔓閐@P: A目K<貮@R嫾A目K舽膳@P@A目K凭跟@P骉@A目K﹡@Q 诶A目K葽橻@R A目K蕘夁@OA目K寺y粿P骉@A目Kj@@O襦A目K蜠Z@P: A目K蠀JP偻A目K衅:~@Q寋@A目K+@QYn@A目K親這Qr衾A目K詨 c@R裰A目K丈鸃@N底A目K 肽@Q驎`A目K豄邸@S@A目K賹%@Q寋@A目K谕@Qr衾A目K瑔@OA目K軴渃@P: A目K迱岀@R A目K哐|腀Q寋@A目Kl燖QA目K釹\}@R%A目K銛M@P: A目K湔<轅P' A目K-b@Q?缋A目K鏦?@R?)A目K铇 聾P: A目K樨隣@P偻A目K$@R%A目K靂@QA目K頉螀@Qr衾A目K钴 @QA目K@R裰A目K馸焝@P骉@A目K驘廏@R%A目K筻藹P骉@A目K!oˊR%A目K鯾`-@Qr衾A目K鳎P @P: A目K@嶡R?)A目K%0j@QA目K鹒 顯S ] A目K薂RX瘈A目KˊR?)A目K(饎@RX瘈A目Li @R旧A目L錊S>j A目L肓j@RA目L,盕@QA目Lm∷@PA目L畱Rr6A目L飩,@R A目L 0r@R嫾A目L qb岪Q?缋A目L 睷i@Qr衾A目L 驜頏Q?缋A目L42蔃R A目Lu#O@R%A目L覢Q繄`A目L癅QA目L74@R旧A目Lx@QA目L乖旲R旧A目Lr@QYn@A目L;傣@R%