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 = '01260997000' / Observation number ID TARG_ID = '1260997' / Target_ID value SEG_NUM = '0' / Observation segment value TIMESYS = 'TT ' / Time system MJDREFI = 51910. / Reference MJD Integer part MJDREFF = 7.4287037E-4 / Reference MJD fractional CLOCKAPP= F / default TIMEUNIT= 's ' / Time unit TSTART = 750900441. / Start time TSTOP = 750900499.62 / Stop time DATE-OBS= '2024-10-17T23:26:43' DATE-END= '2024-10-17T23:28:14' ORIGIN = 'GSFC' / Source of FITS file CREATOR = 'BAT2FITS V7.21' / Program that created this FITS file TLM2FITS= 'V7.21' / Telemetry converter version number DATE = '2024-10-27T05:58:59' / file creation date (YYYY-MM-DDThh:mm:ss UT) OBJECT = 'NON-BURST' XOBS_ID = 00075531010 / Generating sequence END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 35 / width of table in bytes NAXIS2 = 276587 / number of rows in table PCOUNT = 0 / size of special data area: GCOUNT = 1 / one data group (required keyword) TFIELDS = 4 / number of fields in each row TTYPE1 = 'TIME ' / Time of events TFORM1 = '1D ' / data format of field TUNIT1 = 's ' / physical unit of field TTYPE2 = 'DATA_CODE' / Telemetry Packet Data Code TFORM2 = '1B ' / data format of field TTYPE3 = 'BLOCK ' / Current BAT Block Number TFORM3 = '1I ' / data format of field TTYPE4 = 'DATA_WORDS' / Telemetry Packet Data Code TFORM4 = '6J ' / data format of field TZERO4 = 2147483648 / data offset EXTNAME = 'BAT_TELEM' / name of this binary table extension HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'TEMPORALDATA' / Time ordered data HDUCLAS2= 'HKP ' / Housekeeping TIMESYS = 'TT ' / Time system MJDREFI = 51910. / Reference MJD Integer part MJDREFF = 7.4287037E-4 / Reference MJD fractional TIMEREF = 'LOCAL ' / Time reference (barycenter/local) TASSIGN = 'SATELLITE' / Time assigned by clock TIMEUNIT= 's ' / Time unit TIERRELA= 1.E-8 / [s/s] Estimated relative clock rate error TIERABSO= 1. / [s] Estimated absolute clock offset error TSTART = 750900441. / Start time TSTOP = 750900499.62 / Stop time DATE-OBS= '2024-10-17T23:27:16' DATE-END= '2024-10-17T23:28:14' CLOCKAPP= F / default TELAPSE = 58.6200000047684 / TSTOP - TSTART TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'BAT ' / Instrument name OBS_ID = '01260997000' / Observation number ID TARG_ID = '1260997' / Target_ID value SEG_NUM = '0' / Observation segment value EQUINOX = 2000. / default RADECSYS= 'FK5' / default ORIGIN = 'GSFC' / Source of FITS file CREATOR = 'BAT2FITS V7.21' / Program that created this FITS file TLM2FITS= 'V7.21' / Telemetry converter version number DATE = '2024-10-27T05:58:59' / file creation date (YYYY-MM-DDThh:mm:ss UT) LDPEBINS= 0 / LDP Energy Bin count LDPTYPE = 11 / LDP Type Code LDPGAIN = 4653. / LDP Gain Index LDPOFFST= 22382. / LDP Offset Index ONTIME = 68.6323000192642 LIVETIME= 68.6323000192642 EXPOSURE= 68.6323000192642 DEADC = 1. LDPNA1 = 'emc3l6oz.evl' / LDPNAME of nn'th processed LDP LDPNA2 = 'emc3l6vz.evl' / LDPNAME of nn'th processed LDP HISTORY ApID(567) LDP(31489) Row 1 to 238060 HISTORY ApID(567) LDP(31491) Row 233646 to 280941 HISTORY No single packet ApIDs contributed. HISTORY LDP(567,31489) File: swift_ldp_01270b0a_21f2_567_31489.ccsds HISTORY Product(31489) BAT Pages(11378) Found Pages(11378) HISTORY Valid Pages(11378) Simulated Pages (0) Missing Pages(0) HISTORY LDP(567,31491) File: swift_ldp_01270b0a_21f2_567_31491.ccsds HISTORY Product(31491) BAT Pages(6659) Found Pages(6659) HISTORY Valid Pages(6659) Simulated Pages (0) Missing Pages(0) END A`l G G A`l G G A`l G G A`lP H A`l G G A`lP P A`lGG ǀ A`l G G A`l 8 A`lGG ǀ A`l G G A`l Dp A`lGG ǀ A`l G G A`l 0p A`lGG ǀ A`l4n A`l ,h A`lGG ǀ A`l 8 A`l G G A`l