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 = '01324646000' / Observation ID TARG_ID = '1324646 ' / 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 = 771718659.2 / Start time DATE-OBS= '2025-06-15T22:17:39.2' / Start Date TSTOP = 771719341.12 / Stop time DATE-END= '2025-06-15T22:29:01.1' / 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 = '2025-06-15T22:25:59' / file creation date (YYYY-MM-DDThh:mm:ss UT) UTCFINIT= -35.79346 / UTCF at TSTART CHECKSUM= '6WfP8UdN6UdN6UdN' / HDU checksum updated 2025-06-15T22:29:30 DATASUM = ' 0' / data unit checksum updated 2025-06-15T22:25:59 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 = 212 / 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 = '01324646000' / Observation ID TARG_ID = '1324646 ' / 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 = '2025-06-15T22:25:59' / file creation date (YYYY-MM-DDThh:mm:ss UT) TSTART = 771719131.2 / Start time DATE-OBS= '2025-06-15T22:25:31.2' / Start Date TSTOP = 771719341.12 / Stop time DATE-END= '2025-06-15T22:29:01.1' / 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 = 1324646 / Trigger Number TRIGSEC = 771719155 / Trigger time in seconds TRIGSUBS= 19600 / [2*10**(-5) s] TRIGger SUBSeconds TRIGTIME= 771719155.392 / [s] MET TRIGger Time = TRIGSEC+TRIGSUBS*2e-5 DATETRIG= '2025-06-15T22:25:19.6' / UTC date of the trigger TZDELTA = -19 / Trigger delta time in 10e-3 seconds units TRIGSATF= 156 / Trigger table index. Highest signif. satisfied BRA_OBJ = 290.343801566507 / [deg] BAT GRB Object RA location BDEC_OBJ= 4.67246531517887 / [deg] BAT GRB Object DEC location1 BATTHETA= 24.3016510009766 / [deg] BAT GRB Object Theta on detector BATPHI = 61.0089378356934 / [deg] BAT GRB Object PHI on detector APID = 387 / Application Process Identifier PKT1REV = 1 / 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 = T / 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 P1UTCC = -35.79346 / [s] Packet #1 UTC Correction time P1UTCCS = -36 / Packet #1 UTC Correction Seconds P1UTCCSS= 10327 / [2*10**(-5) s] Packet #1 UTC Corr SubSeconds PKT1TIME= 771719171.77724 / [s] ccsds PacKeT #1 Time= PKTSEC+PKTSUBS*2e-5 PKT1SEC = 771719171 / ccsds PacKeT #1 SEConds PKT1SUBS= 38862 / [2*10**(-5) s] ccsds PacKeT #1 SUBSeconds PKT1SEQ = 136 / Packet#1 CCSDS sequence number TIMEPIXR= 0. / Bin time beginning=0.0 middle=0.5 end=1. TELAPSE = 209.919999837875 / TSTOP - TSTART ONTIME = 209.919999837875 / Time on target LIVETIME= 209.919999837875 / Ontime multiplied by DEADC EXPOSURE= 209.919999837875 / Total exposure, with all known correction DEADC = 1. / dead time correction KEYMISS = T / Expect missing keywords CHECKSUM= '9H0fHH0f9H0fEH0f' / HDU checksum updated 2025-06-15T22:29:30 DATASUM = '794157292' / data unit checksum updated 2025-06-15T22:29:30 P2UTCC = -35.79346 / [s] Packet #2 UTC Correction time P2UTCCS = -36 / Packet #2 UTC Correction Seconds P2UTCCSS= 10327 / [2*10**(-5) s] Packet #2 UTC Corr SubSeconds PKT2TIME= 771719350.48774 / [s] ccsds PacKeT #2 Time=PKTSEC+PKTSUBS*2e-5 PKT2SEC = 771719350 / ccsds PacKeT #2 SEConds PKT2SUBS= 24387 / [2*10**(-5) s] ccsds PacKeT #2 SUBSeconds PKT2SEQ = 137 / Packet#2 CCSDS sequence number P3UTCC = -35.79346 / [s] Packet #3 UTC Correction time P3UTCCS = -36 / Packet #3 UTC Correction Seconds P3UTCCSS= 10327 / [2*10**(-5) s] Packet #3 UTC Corr SubSeconds PKT3TIME= 771719394.6831 / [s] ccsds PacKeT #3 Time=PKTSEC+PKTSUBS*2e-5 PKT3SEC = 771719394 / ccsds PacKeT #3 SEConds PKT3SUBS= 34155 / [2*10**(-5) s] ccsds PacKeT #3 SUBSeconds PKT3SEQ = 138 / Packet#3 CCSDS sequence number END A홙81&x?<pZ6DDDVD(pA,A,AKA* DߢD2DBޟ:BrB߷IB/E)CZFAE?bM?bMDDDۺD.B؁Bի-B`B|EACX]A?zG{?bMDDDD.BKBڅBB|EC[rJAz?tj~?bMDDrDDXBHFB8BB'D\D|DnHBޟ:BB]BrENCJ}A1&@+?bMoDD>DDXBի-Bޟ:BBECKlAA7@zG{?bMiDDPD DMBԅBB BECHAQ@E?bMDDD"Dx B[BTBȴBECPvAbM@$/?bMDnDlDD{B0B BvBwDECTAr @tj?bMDDܴDtDjBԅB/B١BEDECWAn@+ I?bMDDDDB[BZBB Z,E>C^:At@ =p ?bMDDDD|BBmBvB]EECQA @O;dZ?bMD8DDDRB+mBBի-BECWA9X@bM?bMuDDDDdBԅBvB\BjECB76Aě@tj~?bMDD\DDBvBB̓BECKA@+ I?bMDDD(DBBBB\ENCJ}A`A@?bMDDhDDBԅBB̓B9ECO$KA@1&?bMoDDhDjDXBBBEDBECFA$@vȴ9?bMmD(DDRDTBB`2BB!:lE^CBA+@"`A?bM`DDDD;BγB^BBMÈC=A&y@S?bMDDD@D{BBKBŤqBwDECLRA7K@(\)?bMDDnDFD|BB0BB]E{CL4AG@1&x?bMoDDJDDXBRB݅B ZBECIAXb@/v?bMxD DnDDj`B B0Bի-B)EрCJ_VAhr@-V?bM_DDD^D9BʅBB‡BK-XE|C?]Ax@5?|h?bMDDPDjDBBBEDBECJ8A7K@Q?bM|DDPDDr0BѡBB9BElCGA@;dZ?bMMXDD=DDifBB=ByBqUE@CQA^5@ ěT?bModD3D8DDr0B}BBgBvcEUCA"@ =p?bM\~>DDDFDBBBQB,EC"Al@!&x?bM\DDDDkDXBBB}eBhΨE@C cA@!lC?bM?f DDDD>nB$BB~BZ0rECAA=p@"-V?bMKO3DDDDWB"BBBhHFECNA^5?@" ě?bMWi!D{DEDDbBBpBBm/E@CA~@#333333?bM_jDcDD}DoBB]BB{BtECSAv@#E?bM`yDDDADr0BSBBBvEC SA@$9XbM?bM?i/DDEDDRB$BpBBeE\CBAG@$j~#?bM_DcDhDDTB]BBBfKE@C ԏA I@%?|hr?bMFD.DnDDZBBHBQBiڅE1CA"@%\(?bMI`8DDDXDp<BBSB BuE>C oAC@&E?bMa^3D]DDD}BȗB(BB{EC 5AdZ@&ȴ9Xb?bMF~1D.DDDoBBBBpBtEC LA@'KƧ?bMPt;DDDDq6B4BB{BuEC 5AT@'+?bMR+D DDDzBBB>-DFDDFDBQBޅBQBQE#@CA;dZ@3nO?bMYh-DuDDDBZBB;UBECgA\(@3S?bMKj8DDDXDOB"BB BcE@CEA|@3$/?bM8"DXDDq6DzG?bM{CrDCDD-DWUBPBBJA0EBA ?|@?vȴ?bM9ID5@D)@DoD0BB&AA*E BwA \@@bM?bM!)DG@DDxJDEB XBA$A5EBA E@@tj~?bMDDe@D`ڀD=5B B _ AA}EMB~D>A ȴ9@A+ J?bMDDLDdD+BB AB #B{AZATEBA @B1&?bM=0 D@DDrD>B BYAo>AT]EB7kA Q@Bvȴ9?bM`MDD@DvD:ĀByB{A ADE B_A @C"`A@bM D2D׀Dz@D9lAaAAzAWNDTEtB(UAG@E/v@bMe DG@DhPDp D8`AXA Au9bAV}DYE}B-Ah@G;dZ@bMp DD"DhlD5@AbA&DAq AU+BELA'A#@IGzG@bM|5 DpD8D] D*AB5AAkAN@4Ez Ae{A$@KS@bM D|D*DcKD5u AiA^sAn`AT9AEAA[EsxAbA7K@Q\(@bMg DD&DTW`D,lAyA)MAfg AO>Eu`AAC@Rȴ9Xb@bM Dr`DKPDYՠD)@AAAi]AM>Er7AA!O;@S+@bM DS D; DSD6AǟADAfAUƘ>EuA`A#\(@TE@bM/? 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