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= 'BAT ' / Instrument name OBS_ID = '01181187000' / Observation ID TARG_ID = '1181187 ' / 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 = 712205435.204 / Start time DATE-OBS= '2023-07-28T02:50:35.2' / Start Date TSTOP = 712205621.12 / Stop time DATE-END= '2023-07-28T02:53:41.1' / 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 = '2023-07-28T02:53:20' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -31.7216 / UTCF at TSTART CHECKSUM= '9UfWERfU9RfUCRfU' / HDU checksum updated 2023-07-28T02:54:13 DATASUM = ' 0' / data unit checksum updated 2023-07-28T02:53:20 END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 84 / width of table in bytes NAXIS2 = 107 / number of rows in table PCOUNT = 0 / size of special data area GCOUNT = 1 / one data group (required keyword) TFIELDS = 9 / 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 = 'RELTIME ' / label for field 2 TFORM2 = '1D ' / data format of field: 8-byte DOUBLE TUNIT2 = 's ' / physical unit of field TTYPE3 = 'TIMEDEL ' / label for field 3 TFORM3 = '1D ' / data format of field: 8-byte DOUBLE TUNIT3 = 's ' / physical unit of field TTYPE4 = 'RAW_COUNTS' / label for field 4 TFORM4 = '4J ' / data format of field: 4-byte INTEGER TUNIT4 = 'count ' / physical unit of field TTYPE5 = 'RATE ' / label for field 5 TFORM5 = '4E ' / data format of field: 4-byte REAL TUNIT5 = 'count/s ' / physical unit of field TTYPE6 = 'ERROR ' / label for field 6 TFORM6 = '4E ' / data format of field: 4-byte REAL TUNIT6 = 'count/s ' / physical unit of field TTYPE7 = 'TOT_COUNTS' / label for field 7 TFORM7 = '1J ' / data format of field: 4-byte INTEGER TUNIT7 = 'count ' / physical unit of field TTYPE8 = 'TOT_RATE' / label for field 8 TFORM8 = '1E ' / data format of field: 4-byte REAL TUNIT8 = 'count/s ' / physical unit of field TTYPE9 = 'TOT_RATE_ERR' / label for field 9 TFORM9 = '1E ' / data format of field: 4-byte REAL TUNIT9 = 'count/s ' / physical unit of field EXTNAME = 'TDRSS_LC' / name of this binary table extension TNULL4 = -1 / data null value TNULL7 = -1 / data null value TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'BAT ' / Instrument name OBS_ID = '01181187000' / Observation ID TARG_ID = '1181187 ' / 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 = '2023-07-28T02:53:20' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 712205443.2 / Start time DATE-OBS= '2023-07-28T02:50:43.2' / Start Date TSTOP = 712205621.12 / Stop time DATE-END= '2023-07-28T02:53:41.1' / Stop Date UTCFINIT= 0. / UTCF at TSTART MESGNAME= 'BAT_LIGHTCURVE' / Name of the message DATAMISS= T / Expect missing data HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'LIGHTCURVE' / Time ordered data HDUCLAS2= 'TOTAL ' / Source + background HDUCLAS3= 'RATE ' / Data provided as rate DATAMODE= 'Rates_Arr_TDRSS' / Instrument operating mode TRIGGER = 1181187 / Trigger Number TRIGSEC = 712205434 / Trigger time in seconds TRIGSUBS= 47200 / [2*10**(-5) s] TRIGger SUBSeconds TRIGTIME= 712205434.944 / [s] MET TRIGger Time = TRIGSEC+TRIGSUBS*2e-5 DATETRIG= '2023-07-28T02:50:03.2' / UTC date of the trigger TZDELTA = 26 / Trigger delta time in 10e-3 seconds units TRIGSATF= 147 / Trigger table index. Highest signif. satisfied BRA_OBJ = 343.538953466444 / [deg] BAT GRB Object RA location BDEC_OBJ= 28.1508318660294 / [deg] BAT GRB Object DEC location1 BATTHETA= 25.5534114837646 / [deg] BAT GRB Object Theta on detector BATPHI = 80.55810546875 / [deg] BAT GRB Object PHI on detector APID = 387 / Application Process Identifier PKT1REV = 0 / No.of revisions for PKT #1 PKT2REV = 1 / No.of revisions for PKT #2 PKT3REV = 1 / No.of revisions for PKT #3 PKT4REV = 0 / No.of revisions for PKT #4 PKT5REV = 0 / No.of revisions for PKT #5 PKT6REV = 0 / No.of revisions for PKT #6 PKT7REV = 0 / No.of revisions for PKT #7 PKT8REV = 0 / No.of revisions for PKT #8 PKT9REV = 0 / No.of revisions for PKT #9 PKT10REV= 0 / No.of revisions for PKT #10 PKT11REV= 0 / No.of revisions for PKT #11 PKT12REV= 0 / No.of revisions for PKT #12 PKT13REV= 0 / No.of revisions for PKT #13 PACKET1 = F / Data from packet #1 present PACKET2 = T / Data from packet #2 present PACKET3 = T / Data from packet #3 present PACKET4 = F / Data from packet #4 present PACKET5 = F / Data from packet #5 present PACKET6 = F / Data from packet #6 present PACKET7 = F / Data from packet #7 present PACKET8 = F / Data from packet #8 present PACKET9 = F / Data from packet #9 present PACKET10= F / Data from packet #10 present PACKET11= F / Data from packet #11 present PACKET12= F / Data from packet #12 present PACKET13= F / Data from packet #13 present P2UTCC = -31.7216 / [s] Packet #2 UTC Correction time P2UTCCS = -32 / Packet #2 UTC Correction Seconds P2UTCCSS= 13920 / [2*10**(-5) s] Packet #2 UTC Corr SubSeconds PKT2TIME= 712205623.18436 / [s] ccsds PacKeT #2 Time=PKTSEC+PKTSUBS*2e-5 PKT2SEC = 712205623 / ccsds PacKeT #2 SEConds PKT2SUBS= 9218 / [2*10**(-5) s] ccsds PacKeT #2 SUBSeconds PKT2SEQ = 164 / Packet#2 CCSDS sequence number TIMEPIXR= 0. / Bin time beginning=0.0 middle=0.5 end=1. TELAPSE = 177.919999837875 / TSTOP - TSTART ONTIME = 177.919999837875 / Time on target LIVETIME= 177.919999837875 / Ontime multiplied by DEADC EXPOSURE= 177.919999837875 / Total exposure, with all known correction DEADC = 1. / dead time correction KEYMISS = T / Expect missing keywords CHECKSUM= 'ZAATa63RUA9RZ59R' / HDU checksum updated 2023-07-28T02:54:13 DATASUM = '1430812073' / data unit checksum updated 2023-07-28T02:54:13 P3UTCC = -31.7216 / [s] Packet #3 UTC Correction time P3UTCCS = -32 / Packet #3 UTC Correction Seconds P3UTCCSS= 13920 / [2*10**(-5) s] Packet #3 UTC Corr SubSeconds PKT3TIME= 712205671.48304 / [s] ccsds PacKeT #3 Time=PKTSEC+PKTSUBS*2e-5 PKT3SEC = 712205671 / ccsds PacKeT #3 SEConds PKT3SUBS= 24152 / [2*10**(-5) s] ccsds PacKeT #3 SUBSeconds PKT3SEQ = 165 / Packet#3 CCSDS sequence number END A9A@ nP?bMD|DGDPDMB{uB?Bd BbmEiBA9A^5@!$/?bM DDDG8D4B~BBB_+mBTEcȀBA9A"@!7KƧ?bM%DfxDD>nD.Bp *B|BZ0BQ ZE\uBA9Al@" I^5??bMDzDwDA\D;Bz|BxB[BXE[B`A9B@"\(?bMDifD]DI,DcBqBkjB`BBnZE\BpA9B=p@#nO?bMDp<D5DnBuBvBb[BZ0E[BSA9Ep@/;dZ?bMDlTD]D3D>nBsfBkjBSBZ0PEOBA9Ehr@01&x?bM DhlDDDJD8Bq BB]BVEZBڅA9E-@0r ě?bMDPDdD9D1BdBoByBonBj/BrBbmBZ0hETBKA9H @6Vt?bMhDrnD`ڀDTDA\A/AAKA EZb@BicA9I&y@7\(\?bMDoDhD;D>AqAMA9iAx ETvBfxA9I@8bM?bMZDifDc D@#DQyAA?A+ AF EWBh8A9J-V@9hr ě?bM >DvDhlD=DJA A AMAq EYBiTA9J @:nO;?bMO_DD @DADRBrAAA偹EhlBq A9K333@;tj~?bM(-DqtD~DEDDF|AAOAAOEE^ BlA9KE@+ I?bM(/DGApAovAZ %A_6tET AA9sT@[+ I@bM j FDjDeDA@D?Ar'AoA\5AZ6dETvAxA9u-@\1&@bM / DcKDfD>^`DF`An`Ap!AZ(A^ܛ65ESAWA9wv@]"`A@bM x DcDj@DBDF>AnArA\A^:6EUHA4BA9y@^(\)@bM  ]De@Df`D;@DA- Ao%ApBAXA[U5ERSANA9{ =@_/v@bMj : Da8@DiD? @DHAmI_AqAZgA`6tET AA9}S@`vȴ@bM3 K DiuDm|D@DIK@AqAsA["!A`T77QEXhAlA9@`-V@bM  DeDf@D<@DFAo AppAY#A^6GETXA:A9l@a ěT@bM{ T DbADgb`D@DHpAm#ApA[rJA_26rETPA敧A91'@a =p@bM  ]Dc;Di'D=E DA- AnXdAqn&AYA[U5ERhAA9z@b&x@bM & 0Df`DeO D=D>nApBAon_AY`AZ05ERA0A9 ě@blC@bM m DfDj`DB' DH2Ap9ArH0A\P[A_I7 EVA֧A9-V@c-V@bM* KDl@Db΀D? 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