SIMPLE = T / file does conform to FITS standard BITPIX = 16 / 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 DATE-OBS= '2023-09-28T03:07:05' DATE-END= '2023-09-28T22:27:53' PROCVER = '3.19.02 ' / Processing script version SOFTVER = 'Hea_27Jul2015_V6.17_Swift_Rel4.5(Bld34)_27Jul2015_SDCpatch_19' CALDBVER= 'b20171016_u20201215_x20230725_m20230918' / CALDB index versions used TIMESYS = 'TT ' / time system MJDREFI = 51910 / MJD reference day 01 Jan 2001 00:00:00 MJDREFF = 0.00074287037 / MJD reference (fraction of day) 01 Jan 2001 00:CLOCKAPP= F / If clock correction are applied (F/T) TIMEUNIT= 's ' / Time unit for timing header keywords OBS_ID = '00046387019' / Observation ID SEQPNUM = 11 / Number of times the dataset processed TARG_ID = 46387 / Target ID SEG_NUM = 19 / Segment number OBJECT = 'SDSSJ142943.64+385932.2' / Object name RA_OBJ = 217.431833 / [deg] R.A. Object DEC_OBJ = 38.992278 / [deg] Dec Object RA_PNT = 217.451347013936 / [deg] RA pointing DEC_PNT = 39.0461078928864 / [deg] Dec pointing PA_PNT = 228.019322996318 / [deg] Position angle (roll) ATTFLAG = '110 ' / Attitude file: 100=sat, x10=pat, xx1=uat UTCFINIT= -32.0879400000000 / [s] UTCF at TSTART CHECKSUM= 'S1HjU0FgS0FgS0Fg' / HDU checksum updated 2023-10-08T06:41:06 DATASUM = ' 0' / data unit checksum updated 2023-10-08T06:41:06 END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 56 / width of table in bytes NAXIS2 = 407 / 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 light curve time bin TFORM1 = '1D ' / data format of field: 8-byte DOUBLE TUNIT1 = 's ' / physical unit of field TTYPE2 = 'RATE ' / Mask tagged rate TFORM2 = '4E ' / data format of field: 4-byte REAL TUNIT2 = 'count/s ' / physical unit of field TTYPE3 = 'ERROR ' / Statistical error TFORM3 = '4E ' / data format of field: 4-byte REAL TUNIT3 = 'count/s ' / physical unit of field TTYPE4 = 'BACKV ' / Background rate TFORM4 = '4E ' / data format of field: 4-byte REAL TUNIT4 = 'count/s ' / physical unit of field EXTNAME = 'RATE ' / name of this binary table extension HDUCLASS= 'OGIP ' / Conforms to OGIP/GSFC standards HDUCLAS1= 'LIGHTCURVE' / Contains light curve HDUCLAS2= 'NET ' / Light curve is background subtracted HDUCLAS3= 'RATE ' / Light curve is count/s 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= 1.0E-8 / [s/s] relative errors expressed as rate TIERABSO= 1.0 / [s] timing precision in seconds TSTART = 717563230.4 TSTOP = 717632878.4 DATE-OBS= '2023-09-28T03:07:05' DATE-END= '2023-09-28T22:27:53' CLOCKAPP= F / default TELAPSE = 69784. / TSTOP - TSTART ONTIME = 904. / Time on target LIVETIME= 904. / Ontime multiplied by DEADC EXPOSURE= 904. / Total exposure, with all known correction DEADC = 1. / dead time correction TIMEPIXR= 0.0 / Bin time beginning=0 middle=0.5 end=1 TIMEDEL = 1.6 / [s] Light curve sampling period TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'BAT ' / Instrument name DATAMODE= 'MASKTAGRATE' / Instrument operating mode OBS_ID = '00046387019' / Observation ID TARG_ID = 46387 / Target ID SEG_NUM = 19 / Segment number EQUINOX = 2000. / default RADECSYS= 'FK5' / default OBS_MODE= 'POINTING' / default ORIGIN = 'GSFC' / Source of FITS file CREATOR = 'batmasktaglc 2.12' / Program that created this FITS file TLM2FITS= 'V7.21' / Telemetry converter version number DATE = '2023-10-08T06:34:58' / file creation date (YYYY-MM-DDThh:mm:ss UT) BACKAPP = T / Was background correction applied? TIMVERSN= 'OGIP/93-003' / Version of light curve format APID = 489 / Application Process Identifier CATNUM = 10004 / BAT Source catalog number HISTORY Contributing ApID list HISTORY swift_head3_00b53313_2071_489.ccsds ApID(489) 1-113 HISTORY CFITSIO used the following filtering expression to create this table: HISTORY sw00046387019bmt00010004_rw.lc[1][gtifilter("sw00046387019stp.gti")] FLUXMETH= 'WEIGHTED' / Flux extraction method NBATDETS= 13861 / Number of enabled detectors NGOODPIX= 13861 / Number of enabled detectors HISTORY HISTORY START PARAMETER list for batmasktaglc_2.12 at 2023-10-08T06:37:04 HISTORY HISTORY P1 infile = sw00046387019bmt00010004_rw.lc HISTORY P2 quadfile = sw00046387019brtqd.lc HISTORY P3 maskwt = sw00046387019bmt00010004_rw.lc HISTORY P4 outfile = sw00046387019bmt00010004.lc HISTORY P5 detmask = swt0717563130bdecb.fits HISTORY P6 ebounds = CALDB HISTORY P7 corrections = default HISTORY P8 scale = INDEF HISTORY P9 detdiv = YES HISTORY P10 clobber = NO HISTORY P11 chatter = 1 HISTORY P12 history = YES HISTORY P13 mode = hl HISTORY END PARAMETER list for batmasktaglc_2.12 HISTORY PCODEAPP= T / Partial coding correction applied? FFAPP = T / Projection correction applied? NGPIXAPP= T / Normalized by number of detectors? PROCVER = '3.19.02 ' / Processing script version SOFTVER = 'Hea_27Jul2015_V6.17_Swift_Rel4.5(Bld34)_27Jul2015_SDCpatch_19' CALDBVER= 'b20171016_u20201215_x20230725_m20230918' / CALDB index versions used SEQPNUM = 11 / Number of times the dataset processed OBJECT = 'SDSSJ142943.64+385932.2' / Object name RA_OBJ = 217.431833 / [deg] R.A. 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