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 = '01250617000' / Observation ID TARG_ID = 1250617 / Target ID SEG_NUM = 0 / Segment number 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 TSTART = 746293115. / Start time TSTOP = 746298729. / Stop time DATE-OBS= '2024-08-25T15:38:30' DATE-END= '2024-08-25T17:12:04' ORIGIN = 'GSFC' / Source of FITS file CREATOR = 'BAT2FITS V7.21' / Program that created this FITS file TLM2FITS= 'V7.21' / Telemetry converter version number DATE = '2024-09-04T05:50:12' / file creation date (YYYY-MM-DDThh:mm:ss UT) PROCVER = '3.20.02 ' / Processing script version SOFTVER = 'Hea_21Mar2024_V6.33.1_Swift_Rel5.8(Bld47)_30Jun2023_SDCpatch_2' CALDBVER= 'b20230607_u20240201_x20240522_m20240701' / CALDB index versions used SEQPNUM = 9 / Number of times the dataset processed OBJECT = 'GRB240825a' / Object name RA_OBJ = 344.5718750 / [deg] R.A. Object DEC_OBJ = 1.0267778 / [deg] Dec Object RA_PNT = 344.536227427664 / [deg] RA pointing DEC_PNT = 1.02488537812816 / [deg] Dec pointing PA_PNT = 39.7885498436917 / [deg] Position angle (roll) TRIGTIME= 746294013.888 / [s] MET TRIGger Time for Automatic Target ATTFLAG = '110 ' / Attitude file: 100=sat, x10=pat, xx1=uat UTCFINIT= -34.0558200000000 / [s] UTCF at TSTART CHECKSUM= 'di1Wdg0Wdg0Wdg0W' / HDU checksum updated 2024-09-04T06:11:42 DATASUM = ' 0' / data unit checksum updated 2024-09-04T06:11:42 END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 12 / width of table in bytes NAXIS2 = 2489 / number of rows in table PCOUNT = 0 / size of special data area: GCOUNT = 1 / one data group (required keyword) TFIELDS = 2 / number of fields in each row TTYPE1 = 'TIME ' / TIME of Rates TFORM1 = '1D ' / data format of field TUNIT1 = 's ' / physical unit of field TTYPE2 = 'COUNTS ' / Array counts per 1 s bin TFORM2 = '1J ' / data format of field TUNIT2 = 'count ' / physical unit of field EXTNAME = 'RATE' / name of this binary table extension HDUCLASS= 'OGIP ' / Format conforms to OGIP standards HDUCLAS1= 'LIGHTCURVE' / Extension contains light curve data HDUCLAS2= 'TOTAL' / Total data values HDUCLAS3= 'COUNT' / Light curve is units of count 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 = 746293115. / Start time TSTOP = 746298729. / Stop time DATE-OBS= '2024-08-25T15:38:30' DATE-END= '2024-08-25T17:12:04' CLOCKAPP= F / default TELAPSE = 5614. / TSTOP - TSTART ONTIME = 2489. / Time on target LIVETIME= 2489. / Ontime multiplied by DEADC EXPOSURE= 2489. / 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. / [s] time resolution of data TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'BAT ' / Instrument name DATAMODE= 'Rates_Arr_1s' / Instrument operating mode OBS_ID = '01250617000' / Observation ID TARG_ID = 1250617 / Target ID SEG_NUM = 0 / Segment number EQUINOX = 2000. / default RADECSYS= 'FK5' / default OBS_MODE= 'POINTING' / 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 = '2024-09-04T05:50:12' / file creation date (YYYY-MM-DDThh:mm:ss UT) BACKAPP = F / Background subtraction not applied TIMVERSN= 'OGIP/93-003' / Version of light curve format APID = 337 / Application Process Identifier HISTORY Contributing ApID list HISTORY swift_head3_13153900_21bd_337.ccsds ApID(337) 1-1556 PROCVER = '3.20.02 ' / Processing script version SOFTVER = 'Hea_21Mar2024_V6.33.1_Swift_Rel5.8(Bld47)_30Jun2023_SDCpatch_2' CALDBVER= 'b20230607_u20240201_x20240522_m20240701' / CALDB index versions used SEQPNUM = 9 / Number of times the dataset processed OBJECT = 'GRB240825a' / Object name RA_OBJ = 344.5718750 / [deg] R.A. Object DEC_OBJ = 1.0267778 / [deg] Dec Object RA_PNT = 344.536227427664 / [deg] RA pointing DEC_PNT = 1.02488537812816 / [deg] Dec pointing PA_PNT = 39.7885498436917 / [deg] Position angle (roll) TRIGTIME= 746294013.888 / [s] MET TRIGger Time for Automatic Target ATTFLAG = '110 ' / Attitude file: 100=sat, x10=pat, xx1=uat UTCFINIT= -34.0558200000000 / [s] UTCF at TSTART CHECKSUM= 'nDWeqBWZnBWdnBWZ' / HDU checksum updated 2024-09-04T06:11:42 DATASUM = '3310826467' / data unit checksum updated 2024-09-04T06:11:42 END A=ýA=þA=þA=ÿA=ÿA=A=A=@A=+A=oA=€A=A=ÀA=A=ĀA=A=ŀA=A=ƀA==A=ǀA=A=ȀA=A=ɀA=A=ʀRA=A=ˀeA=_A=̀[A=A=̀A=A=΀A=A=πtA=A=ЀA=cA=рA=UA=ҀA=A=ӀA=?A=ԀA=A=ՀLA=\A=րA=A=׀!A='A=؀A=A=ـA=A=ڀ|A=A=ۀ*A=A=܀YA=A=݀A=tA=ހfA=A=߀?A=4A=A=A=A=dA=A=A=9A=A=bA=A=A=A=UA=A=sA=A=A=GA=A=DA=A=A=xA=A=8A=A=:A=A=#A=A=pA=lA=A=oA=mA=A=A=]A=gA=6A=cA=A=7A=A=A=A=A=A=PA=YA=fA=A=A=+A=A=TA=NA=A=^A=A=A=A=A=A=A=?A=A=A=lA= A=;A=4A=A=]A=A=A=A=qA=A=A=sA= A= A= A= A= A= A= A= JA= `A= A=A=A=A=A=aA=`A=A=A=A=A=A=A=A=pA=A="A=A=A=@A=A=FA=A=mA=A=A=A=A=A=TA=A=oA=A=A=A=bA=A= bA=  A=!A=!2A="nA="A=#A=#A=$A=$A=%A=%eA=&A=&A='HA='A=(A=(A=)A=)A=*A=*DA=+ A=+*A=,A=,~A=-xA=-A=.A=.mA=/A=/A=0A=0]A=1vA=1]A=27A=2RA=3A=3AA=4VA=4A=5&A=>A=?A=?A=@A=@NA=AA=A_A=BA=BA=C5A=CbA=DA=DA=EA=EkA=FA=FA=G,A=G>A=HCA=HA=IuA=IA=JA=JCA=K9A=KwA=LA=LA=M#A=MUA=NOA=NxA=O&A=O+A=PA=PA=Q A=Q A=R(A=RA=SA=SA=TA=TA=U?A=UA=VA=VA=WA=WDA=XA=XRA=Y7A=YUA=Z%A=ZA=[7A=[A=\zA=\A=]:A=]UA=^BA=^hA=_*A=_A=`A=`jA=aA=aA=bA=bA=cA=c1A=d(A=dA=e*A=eA=fA=fA=gA=gA=hA=hA=iA=iA=jgA=jOA=kfA=kA=lA=lA=m`A=mA=nA=nJA=oaA=oxA=pA=pRA=qA=qRA=rA=r9A=sA=sVA=tA=t;A=uA=uA=vRA=v^A=wA=wA=x6A=x?A=y>A=yA=zJA=zA={A={A=|A=|A=}MA=}A=~BA=~`A=A=A=ĀA=Ā)A=āxA=āA=ĂdA=ĂA=ăA=ăA=ĄA=ĄA=ą=A=ąA=ĆA=ĆA=ćA=ć]A=Ĉ8A=ĈA=ĉA=ĉA=Ċ|A=ĊA=ċA=ċA=ČA=Č3A=č\A=čA=ĎA=ĎA=ď=A=ďBA=ĐA=Đ8A=đgA=đ2A=ĒkA=ĒAA=ēkA=ēA=ĭA=ĭA=ĮAA=ĮgA=į5A=įA=İ:A=İA=ıA=6A=ǀA=1A=ȀUA=A=ɀKA=eA=ʀA=A=ˀIA=A=̀cA=A=̀A=A=΀fA=A=π9A=A=ЀA=A=р%A=A=ҀyA=A=ӀA=A=ԀA=A=Հ,A=A=րsA=A=׀A=A=؀A=A=ـA=A=ڀA=QA=ۀA=A=܀A=A=݀A=6A=ހA=A=߀A=OA=A=A=A=A=(A=A=EA=A=(A=gA=A=2A==A=wA=ZA=A=A=dA=EA=sA=A=A=^A=RA=A=A=A=A=vA=A=A=A=A=A=oA= A= A= .A= >A= :A= A= A= A= A= A={A= A=A=~A=/A=A=A=A=A=A=nA=ZA=A=A=A=A=A=A=dA=A=CA= A=A=A=A=7A=_A=)A=EA=A=A=LA=A=A=}A=  A= A=!A=!A="nA="bA=#`A=#A=$A=$A=%A=%A=&A=&uA='MA='2A=(A=(A=)A=)gA=*A=*A=+A=+wA=,TA=,(A=-AA=-4A=.UA=.0A=/A=/2A=0wA=0'A=1A=1!A=2A=2zA=3HA=3A=4A=4A=5 4A=5A=6"A=6"eA=7A=7"A=8#A=8$AA=>,A=?hA=?A=@-A=@A=AA=AA=BA=BLA=CEA=CA=DA=DA=EA=EA=FA=FCA=GA=GVA=HA=HA=IA=IpA=JuA=J)A=K.A=K6A=L2A=L=A=MA=MA=NA=NA=O$A=OA=PA=PA=QA=QPA=RA=RA=SA=SA=TA=TA=UA=U[A=V A=VA=WA=W6A=XA=XA=YA=Y4A=Z&A=Z~A=[`A=[A=\A=\A=]A=]$A=^nA=^A=_HA=_9A=`A=`A=a+A=aA=bnA=bA=cA=cA=d\A=dDA=eA=eA=fA=fA=gPA=g8A=hA=hA=iA=iA=jA=jOA=k2A=k6A=lA=lA=mA=mA=nA=nYA=oFA=oiA=pA=pA=qaA=q8A=rA=rA=sA=s6A=tnA=tA=uA=u}A=vjA=vA=w7A=wnA=xA=>FA=?0A=?A=@yA=@A=AA=AA=BA=BA=C A=CMA=DA=DKA=EA=EA=FA=F@A=GA=GA=HA=HhA=I}A=I)A=JiA=JA=KA=KA=LA=LA=M0A=M+A=NA=NA=OA=OHA=P#A=PA=Q(A=QA=RgA=RA=SA=SA=TA=TA=UA=UA=VA=V A=WA=WA=XxA=X2A=Y A=Y`A=ZA=ZA=[A=[GA=\KA=\A=]xA=]A=^A=^A=_VA=_ A=`A=`A=aA=a0A=bA=b.A=cA=cA=dA=d1A=e-A=eA=fA=fSA=gfA=g^A=hzA=hyA=i A=i0A=jA=j'A=k"A=kaA=lA=l$A=mA=mA=nA=nA=oGA=obA=pA=pA=qA=qA=rA=rCA=sA=s?A=t&A=tAA=uA=u1A=vLA=v8A=w5A=wA=xkA=xBA=yA=y\A=z A=zA={A={A=|A=|lA=}A=}A=~A=~JA=A=A=ƀ!A=ƀA=Ɓ}A=Ɓ~A=ƂA=ƂA=ƃA=ƃhA=Ƅ5A=ƄA=ƅA=ƅA=A=[A=A=%A=A=SA=TA=1A=A=A=A=A=A=oA=A=A=A=A=CA=A=A= A= A=!A=!iA="A="A=#A=#CA=$xA=$A=%A=%A=&pA=&A='A='{A=(A=(A=)uA=)A=*.A=*A=+!A=>xA=?A=?A=@A=@A=AA=AA=B[A=BWA=C)A=C8A=DRA=DrA=EA=EA=FA=FyA=GpA=GzA=HA=HrA=IA=IA=JA=JA=KA=KKA=LFA=L3A=MA=MA=NvA=NRA=OVA=OAA=P3A=PAA=QA=QA=R&A=RA=SA=SA=T A=TA=UA=UA=V#A=VA=WA=WA=XA=XA=YA=YA=Z A=ZA=[A=[IA=\A=\A=]A=]2A=^A=^A=_A=_uA=`LA=`A=a5A=aA=bA=bA=cA=cA=doA=dA=eA=e'A=fA=fxA=gaA=gA=h%A=h~A=iA=i.A=jA=jA=kA=kA=lA=lA=m5A=mA=nA=nmA=oA=oA=pHA=pVA=qA=qQA=rA=rA=sSA=sA=tA=tA=uYA=uA=%A=% ?A=&#A=&%5A='"A='$A=((}A=(&A=)%iA=)+GA=*)A=**A=+&A=+A=,A=,A=-KA=-bA=.A=.`A=/zA=/A=0=A=0QA=1=A=1A=2A=2aA=3A=3A=4JA=4A=5LA=5A=6/A=6 A=7A=7A=8A=8|A=>AA=?lA=?A=@A=@\A=AA=A3A=B A=BA=CA=CA=DA=DA=E5A=EA=FA=FyA=GA=G2A=HA=HA=IA=IA=JhA=JA=KA=KA=LA=LA=MA=MA=NBA=NA=OA=O)A=PA=PA=QA=QXA=RA=R3A=S}A=SXA=TA=T(A=U4A=UA=VA=VA=WA=WA=XA=X5A=YtA=YA=ZA=ZA=[A=[A=\A=\rA=]A=],A=^A=^yA=__A=_}A=`A=`JA=aA=anA=bA=b"A=cRA=cA=dA=dA=etA=eA=f%A=fA=gA=gA=hA=hA=icA=iA=jA=jFA=kA=kA=lA=lmA=mA=mA=n#A=n/A=o(A=omA=pfA=pA=qA=qA=rA=rA=sDA=s/A=tA=tA=u/A=uA=vKA=vA=wA=wA=xtA=xCA=yPA=yA=zA=zA={A={A=|fA=|-A=}4A=}qA=~A=~A=A=AA=΀A=΀ A=΁^A=΁A=΂A=΂4A=΃A=΃A=΄A=΄A=΅A=΅QA=Ά7A=ΆA=·A=·A=ΈmA=ΈA=ΉA=ΉA=ΊA=Ί]A=΋A=΋A=Ό+A=ΌA=΍A=΍wA=ΎhA=ΎA=ΏA=ΏA=ΐA=ΐA=ΑA=ΑA=ΒjA=ΒA=ΓA=ΓA=ΔEA=ΔFA=Ε-A=ΕA=ΖA=ΖA=ΗA=ΗA=ΘA=ΘIA=Ι A=Ι A=ΚA=ΚA=ΛA=ΛA=ΜA=ΜA=ΝA=ΝCA=ΞA=ΞA=ΟA=ΟA=ΠA=Π:A=Ρ_A=Ρ