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 = '01329888000' / Observation ID TARG_ID = '1329888 ' / 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 = 773183238.398 / Start time DATE-OBS= '2025-07-02T21:07:18.4' / Start Date TSTOP = 773183424.32 / Stop time DATE-END= '2025-07-02T21:10:24.3' / 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 = '2025-07-02T21:24:36' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -35.89348 / UTCF at TSTART CHECKSUM= '9TaMATZJ4TaJ9TYJ' / HDU checksum updated 2025-07-02T21:24:47 DATASUM = ' 0' / data unit checksum updated 2025-07-02T21:24:36 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 = '01329888000' / Observation ID TARG_ID = '1329888 ' / 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 = '2025-07-02T21:24:36' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 773183246.4 / Start time DATE-OBS= '2025-07-02T21:07:26.4' / Start Date TSTOP = 773183424.32 / Stop time DATE-END= '2025-07-02T21:10:24.3' / 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 = 1329888 / Trigger Number TRIGSEC = 773183239 / Trigger time in seconds TRIGSUBS= 8400 / [2*10**(-5) s] TRIGger SUBSeconds TRIGTIME= 773183239.168 / [s] MET TRIGger Time = TRIGSEC+TRIGSUBS*2e-5 DATETRIG= '2025-07-02T21:06:43.3' / UTC date of the trigger TZDELTA = -77 / Trigger delta time in 10e-3 seconds units TRIGSATF= 146 / Trigger table index. Highest signif. satisfied BRA_OBJ = 212.93254740976 / [deg] BAT GRB Object RA location BDEC_OBJ= 16.69933155287 / [deg] BAT GRB Object DEC location1 BATTHETA= 26.6918601989746 / [deg] BAT GRB Object Theta on detector BATPHI = -148.618530273438 / [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 = -35.89348 / [s] Packet #2 UTC Correction time P2UTCCS = -36 / Packet #2 UTC Correction Seconds P2UTCCSS= 5326 / [2*10**(-5) s] Packet #2 UTC Corr SubSeconds PKT2TIME= 773183411.78564 / [s] ccsds PacKeT #2 Time=PKTSEC+PKTSUBS*2e-5 PKT2SEC = 773183411 / ccsds PacKeT #2 SEConds PKT2SUBS= 39282 / [2*10**(-5) s] ccsds PacKeT #2 SUBSeconds PKT2SEQ = 173 / Packet#2 CCSDS sequence number TIMEPIXR= 0. / Bin time beginning=0.0 middle=0.5 end=1. TELAPSE = 177.919999957085 / TSTOP - TSTART ONTIME = 177.919999957085 / Time on target LIVETIME= 177.919999957085 / Ontime multiplied by DEADC EXPOSURE= 177.919999957085 / Total exposure, with all known correction DEADC = 1. / dead time correction KEYMISS = T / Expect missing keywords CHECKSUM= '5chF7aZ95afC5aZ9' / HDU checksum updated 2025-07-02T21:24:47 DATASUM = '3025170774' / data unit checksum updated 2025-07-02T21:24:47 P3UTCC = -35.89348 / [s] Packet #3 UTC Correction time P3UTCCS = -36 / Packet #3 UTC Correction Seconds P3UTCCSS= 5326 / [2*10**(-5) s] Packet #3 UTC Corr SubSeconds PKT3TIME= 773183459.98 / [s] ccsds PacKeT #3 Time=PKTSEC+PKTSUBS*2e-5 PKT3SEC = 773183459 / ccsds PacKeT #3 SEConds PKT3SUBS= 49000 / [2*10**(-5) s] ccsds PacKeT #3 SUBSeconds PKT3SEQ = 174 / Packet#3 CCSDS sequence number END A 333@hr ?bMs[D'D>DoDe~BzBjBBoOECA S@E?bMc8DWD8DXDe~B2BB BoEC aA tj@"`?bM]8DiDPDXD\BB@B Bj/EC "A 뇕@ ?bMy9DDDDnHBBոB7Bt9E5@CA 뇶E@ nP?bMljDDDDSB BqBB(vEC A =@!$/?bMNyODDDDBUBBBQ(E"C A @!7KƧ?bMWaD{D D]DzBBX(BȗBz|YE@CA t@" I^5??bMnADD̗DDaBvABBBmz9E5@CA 9X@"\(?bM\Y DDDuDYBB*BZB"pGECA Z@#nO?bMgDDUDKD~BBBB|mECA zG@#$/?bMuvD!DDDBjB?B)BgER@CA 눛@$tj?bM(DPDDDcB@BBiMBnZ$EC A 눼j@$S?bMh-DDVDDbB;UBBBm/ EC Z}A /@%Q?bMt*DȯDaDDBbEBQBBZEMC1A @%n?bMjDD`DD#BqB)BBZ&EĀC7A R@&$/?bMFDJDD.DvBB?BBx ECMjA ?|@&-?bM{dD DDD[BX(BBgBj``ECyA `A@'+ I^?bMN?DDDDBVBUB*B$B\jE}@C A 뉁%@'zG?bMv9DDDD]B)B B7Bkj!EG@C XA 뉡@(1&x?bMwe7DDQDDifBIBBbBqE~C A \@(9XbN?bMd3DDDD|B*BgBB{uEC oA S@)7KƧ?bM|<DDDLD|BK-BBB{u;EsCYA @)^5?|?bMi3DEDDDbBpBE7BBm/EC A $/@*=p =?bMWD{DD;DZBBޅB~BiڅEC 5A E@*n?bMp$DnDDDvBHBާBBx EC =A fff@+C$?bMs| D'DDDNBzBK-B Bb[EC WA 늇+@+Ƨ-?bMh<DD\DLD[B;UBwBBj`ES@C A 늧@,I^5?}?bMH`D(DD}Dp<B}BSB{BuEƀCZA ȴ9@,?bMbg DDKDD]BBB BkjECA x@-O;dZ?bMD[+D4DoDD@bBBBHB EAAE0BA I^@9hr ě?bMGtDD@D DWBB aAAHFEB1A @:nO;?bMgdXA @+ I?bMXD D}@DxDPB B AD9A*E BwA \(@?O;dZ?bMDDDu\DcKB BAxA`)EPB+A ;d@@I^5?}?bM`DD~DD]1ByB ;AA'E7BA bM@@?bMcDj@D^@DD^+BB=B1Aj;E|BA 뜓t@HE@bM7R DDPDoa@DSAATAtAfD0E-BJA 랟v@K =p @bM_8 D?PDV0DmDJ@AAAsAa$BjEAA 렬1@M+ I@bMM DB`DDrDS> Ai AAv?AeDDExBA 뢸Q@O"`A@bMg DDDhDSAmAyAqMAf BE&\AA ě@PO;d@bM9H D]PDG D_%DL@AfgAAl0Ab9@uE{AA `@Q-V@bMN5c D`DD`DKA/AAmAa @E} AA /@R =p@bM=$ D|DD\DD@Au AAkpA]?Ey8APA x@SlC@bMM D,Dl`D_s DJ`AAIAlZ3Aa @E|MA&?A @T ě@bM# ~DpDPDdDRAA(AoEuxA'A ɡ@anP@bM*i WD DPD[=D@`A/tAAjLA[>EuPAwA ˮ{@b$/@bM D0D0DV, DD:`AAqAgdA]|>Er7AA ͺ^5@b7KƧ@bMd iDKD@DXn@DAA AoAhMA\,>EuHAA Ƨ@c I^5?@bM  D D\DSmDCAABAeA]Y>EuA6A @c\(@bM DDf`D[DJE@A&AAjxA`Z?Ex AA ;d@dnO@bM@ 8D'0D D^D>Ai~AAkAZx>EthAnSA @d$/@bM _DDPDUaDAL`AAAfA[>WEsAxA @etj@bM- DT@Dz0D] DGAAٻAkQ/A_Z?,EvA`A @eS@bM" D<@DPD\@DJTA޴AAjA` >EuPAwA bN@fQ@bMe DFpDDUDEAxZAAgXA^X>kEsA A @fn@bM D`DDSmDH`AAZAeA_x>EuA6