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 = '00753445006' / Observation number ID TARG_ID = '753445' / Target_ID value SEG_NUM = '6' / 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 = 517315261. / Start time TSTOP = 517315359.79 / Stop time DATE-OBS= '2017-05-24T10:41:01.000' / Date and time of observation start DATE-END= '2017-05-24T10:42:39.790' / Date and time of observation stop ORIGIN = 'GSFC' / Source of FITS file CREATOR = 'BAT2FITS V7.9.1' / Program that created this FITS file TLM2FITS= 'V7.9.1' / Telemetry converter version number DATE = '2017-05-25T04:49:50' / file creation date (YYYY-MM-DDThh:mm:ss UT) END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 26 / width of table in bytes NAXIS2 = 80 / 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 = 'CHANNEL ' / Spectrum channel number TFORM1 = 'I ' / data format of field: 2-byte INTEGER TTYPE2 = 'RATE ' / Spectrum rate TFORM2 = 'D ' / data format of field: 8-byte DOUBLE TUNIT2 = 'count/s ' / physical unit of field TTYPE3 = 'STAT_ERR' / Spectrum statistical error TFORM3 = 'D ' / data format of field: 8-byte DOUBLE TUNIT3 = 'count/s ' / physical unit of field EXTNAME = 'SPECTRUM' / name of this binary table extension HDUCLASS= 'OGIP ' / Conforms to OGIP/GSFC standards HDUCLAS1= 'SPECTRUM' / Contains spectrum GAINAPP = T / Gain correction has been applied 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 = 517315265.9 TSTOP = 517315266.9 DATE-OBS= '2017-05-24T10:41:01.000' / Date and time of observation start DATE-END= '2017-05-24T10:42:39.790' / Date and time of observation stop CLOCKAPP= F / default TELAPSE = 1. / [s] Total elapsed time from start to stop ONTIME = 1. / [s] Accumulated on-time LIVETIME= 1. / [s] ONTIME multiplied by DEADC EXPOSURE= 1. / [s] Accumulated exposure DEADC = 1. / Dead time correction factor TIMEPIXR= 0. / Time bin alignment TIMEDEL = 100.0E-6 / [s] time resolution of data TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'BAT ' / Instrument name DATAMODE= 'Event ' / Instrument operating mode OBS_ID = '00753445006' / Observation number ID TARG_ID = '753445' / Target_ID value SEG_NUM = '6' / Observation segment value EQUINOX = 2000. / default RADECSYS= 'FK5' / default OBS_MODE= 'SLEW_POINTING' / default ORIGIN = 'GSFC' / Source of FITS file CREATOR = 'batbinevt 1.48' / Program that created this FITS file TLM2FITS= 'V7.9.1' / Telemetry converter version number DATE = '2017-05-25T04:49:50' / file creation date (YYYY-MM-DDThh:mm:ss UT) LDPEBINS= 0 / LDP Energy Bin count LDPTYPE = 11 / LDP Type Code LDPGAIN = 1907. / LDP Gain Index LDPOFFST= 5181. / LDP Offset Index LDPNA1 = 'efdb6lsz.evl' / LDPNAME of nn'th processed LDP HISTORY ApID(567) LDP(17417) Row 1 to 802603 HISTORY No single packet ApIDs contributed. HISTORY LDP(567,17417) File: ../preparchive/ppackets_OK.arch.0003 HISTORY Product(17417) BAT Pages(5058) Found Pages(5058) HISTORY Valid Pages(5058) Simulated Pages (0) Missing Pages(0) HISTORY CFITSIO used the following filtering expression to create this table: HISTORY /local/data/bat1/alien/useful_code/pass_data/GRB170524B_trigger007534450HISTORY 06/pass_combine/fits/sw00753445006bevshto_uf.evt.gz[EVENTS][gtifilter("/HISTORY local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/GRB17052HISTORY 4B/00753445006/sw00753445006bevshto.evt-totgti.gti",TIME)] HISTORY HISTORY START PARAMETER list for ftmerge_2.20 at 2017-05-25T13:50:48 HISTORY HISTORY P1 (infile = @/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_HISTORY P1 reproc/GRB170524B/00753445006/sw00753445006bevshto.evt-events.lis) HISTORY HISTORY START FILE listing: sw00753445006bevshto.evt-events.lis HISTORY HISTORY F1 /local/data/bat1/alien/useful_code/pass_data/GRB170524B_trigger007534HISTORY F1 45006/pass_combine/fits/sw00753445006bevshto_uf.evt.gz[EVENTS][gtifilHISTORY F1 ("/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/GRHISTORY F1 0524B/00753445006/sw00753445006bevshto.evt-totgti.gti",TIME)] HISTORY END FILE listing: sw00753445006bevshto.evt-events.lis HISTORY HISTORY P2 outfile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_rHISTORY P2 eproc/GRB170524B/00753445006/sw00753445006bevshto.evt HISTORY P3 columns = * HISTORY P4 insertrow = 0 HISTORY P5 lastkey = HISTORY P6 copyall = YES HISTORY P7 skipbadfiles = NO HISTORY P8 clobber = YES HISTORY P9 chatter = 5 HISTORY P10 history = YES HISTORY P11 mode = ql HISTORY END PARAMETER list for ftmerge_2.20 HISTORY GAINMETH= 'FIXEDDAC' / Cubic ground gain/offset correction using DAC-bBCALFILE= 'sw00753445006bcbo0391g0160.fits.gz' / BAT total linear gain/offset fiBRESFILE= 'swbquadres20030304v003.fits' / BAT Residual from linear gain file namBPULFILE= 'swbpulsecal20080601v001.fits' / BAT Ground Pulser DAC to keV file namBFLTFILE= 'swbpulseflt20040101v001.fits' / BAT Flight Pulser DAC to keV file namHISTORY HISTORY START PARAMETER list for bateconvert_6.3 at 2017-05-25T13:50:51 HISTORY HISTORY P1 infile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reHISTORY P1 proc/GRB170524B/00753445006/bat/event/sw00753445006bevshto.evt HISTORY P2 calfile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_rHISTORY P2 eproc/GRB170524B/00753445006/bat/hk/sw00753445006bcbo0391g0160.fits.gHISTORY P3 residfile = CALDB HISTORY P4 pulserfile = CALDB HISTORY P5 fltpulserfile = CALDB HISTORY P6 outfile = NONE HISTORY P7 calmode = FIXEDDAC HISTORY P8 zeroit = NO HISTORY P9 scaled_energy = YES HISTORY P10 clobber = NO HISTORY P11 chatter = 2 HISTORY P12 history = YES HISTORY P13 mode = ql HISTORY END PARAMETER list for bateconvert_6.3 HISTORY HISTORY CFITSIO used the following filtering expression to create this table: HISTORY 00753445006/bat/event/sw00753445006bevshto.evt[EVENTS][gtifilter("007534HISTORY 45006-results/events/sw00753445006b_all.evt-totgti.gti",TIME)] FILIN001= '00753445006/bat/event/sw00753445006bevshto.evt' FILIN002= '00753445006/bat/event/sw00753445006bevshto_uf.evt' TRIGTIME= 517315312.779 / [s] MET Trigger Time BATCREAT= 'batmaskwtevt 1.22' / BAT Program that modified this FITS file MASKBATX= 0. / [cm] Center of mask tile plane in BAT_X MASKBATY= 0. / [cm] Center of mask tile plane in BAT_Y MASKBATZ= 100.3 / [cm] Top of mask tile plane in BAT_Z MASKOFFX= -0.145 / [cm] Offset of mask in BAT_X MASKOFFY= 0.114 / [cm] Offset of mask in BAT_Y MASKOFFZ= 0.05 / [cm] Offset of mask in BAT_Z MASKX0 = -124.25 / [cm] Position of mask corner in BAT_X MASKY0 = -63.25 / [cm] Position of mask corner in BAT_Y MASKPSI0= 0. / [deg] Mask Euler rotation about X-axis MASKPSI1= 0. / [deg] Mask Euler rotation about Y-axis MASKPSI2= 0. / [deg] Mask Euler rotation about Z-axis MASKCELX= 0.5 / [cm] Size of mask cell in BAT_X MASKCELY= 0.5 / [cm] Size of mask cell in BAT_Y MASKCELZ= 0.1 / [cm] Size of mask cell in BAT_Z DETBATX = 0. / [cm] Center of detector plane in BAT_X DETBATY = 0. / [cm] Center of detector plane in BAT_Y DETBATZ = 0.35 / [cm] Top of detector plane in BAT_Z DETOFFX = 0. / [cm] Offset of detector plane in BAT_X DETOFFY = 0. / [cm] Offset of detector plane in BAT_Y DETOFFZ = 0. / [cm] Offset of detector plane in BAT_Z DETCELX = 0.42 / [cm] Size of detector pitch cell in BAT_X DETCELY = 0.42 / [cm] Size of detector pitch cell in BAT_Y DETCELZ = 0.2 / [cm] Size of detector pitch cell in BAT_Z DETSIZEX= 0.4 / [cm] Size of detector in BAT_X DETSIZEY= 0.4 / [cm] Size of detector in BAT_Y DETSIZEZ= 0.2 / [cm] Size of detector in BAT_Z BAT_RA = 90.8641 / [deg] Right ascension of source BAT_DEC = -17.0864 / [deg] Declination of source BAT_XOBJ= -6529429.48554484 BAT_YOBJ= 2035769.73306976 BAT_ZOBJ= 10000000 COORTYPE= 'sky ' / Type of coordinates specified for weighting FFAPP = T / Projection correction applied? NFAPP = F / Near-field correction applied? ~(COS+RSQ) PCODEAPP= T / Partial coding correction applied? PCODEFR = 0.81242698431015 NGPIXAPP= T / Normalized by number of detectors? NGOODPIX= 18830 MSKWTSQF= 1.12121975925128 MSKWTAPP= T / Correction for mask weight technique applied? BDISTAPP= F / BAT image corrected for distortions? APERTURE= 'swbaperflux20041120v001.fits' / BAT aperture file name BTELDEF = 'swb20070911v001.teldef' / BAT teldef file name BACKAPP = T / Was background correction applied? HDUCLAS2= 'NET ' / Spectrum is background subtracted HDUCLAS3= 'RATE ' / Spectrum is count/s PHAVERSN= '1992a ' / Version of spectrum format HDUVERS = '1.2.0 ' / Version of spectrum header FLUXMETH= 'WEIGHTED' / Flux extraction method AREASCAL= 1. / Nominal effective area BACKSCAL= 1. / Background scale factor CORRSCAL= 0. / Correction scale factor BACKFILE= 'none ' / Background FITS file CORRFILE= 'none ' / Correction FITS file RESPFILE= 'NONE ' ANCRFILE= 'none ' / Effective Area file (ARF) XFLT0001= 'none ' / XSPEC selection filter description QUALITY = 0 / Data quality flag GROUPING= 0 / Spectra are not grouped POISSERR= F / Poisson errors do not apply DETCHANS= 80 / Total number of detector channels available CHANTYPE= 'PI ' / Pulse height channel type TLMIN1 = 0 / Minimum legal value TLMAX1 = 79 / Maximum legal value TOTCOUNT= 8125136 / Total number of counts HISTORY HISTORY START PARAMETER list for batbinevt_1.48 at 2017-06-22T18:55:07 HISTORY HISTORY P1 infile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reHISTORY P1 proc/GRB170524B/00753445006-results/events/sw00753445006b_all.evt HISTORY P2 outfile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_rHISTORY P2 eproc/GRB170524B/00753445006-results/pha/sw00753445006b_peak.pha HISTORY P3 outtype = PHA HISTORY P4 timedel = 0 HISTORY P5 timebinalg = u HISTORY P6 energybins = CALDB:80 HISTORY P7 gtifile = NONE HISTORY P8 ecol = ENERGY HISTORY P9 weighted = YES HISTORY P10 outunits = RATE HISTORY P11 timepixr = -1.0 HISTORY P12 maskwt = NONE HISTORY P13 tstart = 517315265.9 HISTORY P14 tstop = 517315266.9 HISTORY P15 snrthresh = 6.0 HISTORY P16 detmask = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_HISTORY P16 reproc/GRB170524B/00753445006-results/auxil/sw00753445006b_qmap.fitsHISTORY P17 tcol = TIME HISTORY P18 countscol = DPH_COUNTS HISTORY P19 xcol = DETX HISTORY P20 ycol = DETY HISTORY P21 maskwtcol = MASK_WEIGHT HISTORY P22 ebinquant = 0.1 HISTORY P23 delzeroes = NO HISTORY P24 minfracexp = 0.1 HISTORY P25 min_dph_frac_overlap = .999 HISTORY P26 min_dph_time_overlap = 0 HISTORY P27 max_dph_time_nonoverlap = 0.5 HISTORY P28 buffersize = 16384 HISTORY P29 clobber = yes HISTORY P30 chatter = 2 HISTORY P31 history = YES HISTORY P32 mode = ql HISTORY END PARAMETER list for batbinevt_1.48 HISTORY HISTORY HISTORY START PARAMETER list for batupdatephakw_1.4 at 2017-06-22T18:55:07 HISTORY HISTORY P1 infile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reHISTORY P1 proc/GRB170524B/00753445006-results/pha/sw00753445006b_peak.pha HISTORY P2 auxfile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_rHISTORY P2 eproc/GRB170524B/00753445006-results/auxil/sw00753445006b_all.evaux HISTORY P3 chatter = 1 HISTORY P4 clobber = no HISTORY P5 history = yes HISTORY P6 mode = ql HISTORY END PARAMETER list for batupdatephakw_1.4 HISTORY TTYPE4 = 'SYS_ERR ' / Fractional systematic error TFORM4 = 'D ' / format of field HISTORY HISTORY START PARAMETER list for batphasyserr_1.6 at 2017-06-22T18:55:07 HISTORY HISTORY P1 infile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reHISTORY P1 proc/GRB170524B/00753445006-results/pha/sw00753445006b_peak.pha HISTORY P2 syserrfile = CALDB HISTORY P3 chatter = 2 HISTORY P4 clobber = no HISTORY P5 history = yes HISTORY P6 mode = ql HISTORY END PARAMETER list for batphasyserr_1.6 HISTORY END ?}?^h$??W-?jS)??>DSp?rچFG$?1Z ?zB?r?龊j?wC ?sӽ?l"?O+?s9+J?56h"?%U"?s$6!?-VCVW?Ǖߠ?s=#?͊v?w?r\E?z@ ?,tI?qݓ.O?z@ ?.F`?qb x?z@ ?M{?n#?d?z@ ?Zƀ?oh*S"?z@ ?Q=_?oTB?z@?LB?n-^d?z@?gNѯ?lx?z@?1?l&Ö?z@?:р?l W?z@?Dx?jVH?z@??kK?z@?kP ?jJF?z@? ),'?jF?z@?F?j-Ս?z@?Ӣ?lx#$?z@?z?lNS?z@?M?jXB?z@?dWC?g 3?z@?'?e6?z@?!N?iwi ?z@?2?gw8yx?z@??i]Cs?z@?b~?gBR?z@/?{~?_mfB?z@0?~2?`B[F{i?z@1?y;H?_8?z@2?sH?\!zs?z@3?olӀ?_o/?z@4?qYq;?[g9?z@5?wlY@?`6;0?z@6?f?\Rs5?z@7?|?ȏ?` ?z@8?fA\?YhzZ?z@9?kC .K?Xʥ>?z@:?XF?WEj?z@;?5?Yh`?z@?72kP?X8e~?z@??\F?U>?z@@?f\Mp?[7hn?z@A?]O?XҮ;?z@B?ZC=^?V2 b?z@C?eޛ&?WkDA?z@D?gc?T@?z@E?d~\?Vm?z@F?Y?W݉O?z@G?Q˯?YwO5?z@H9?VkF?z@I?BC?RK?z@J?:4 ?Rdņ?z@K?JMb?RX" ?z@L?68??V3?z@M?U ڕ?UUn:h?z@N?MjN?RId?CCff?CffC@CC3AC3CffBCffC"CC"C$3DC$3C'ffEC'ffC*FC*C,GC,C/HC/C233IC233C5JC5C73KC73C:LC:C=LMC=LC@NC@CBfOCBfEXTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 16 / width of table in bytes NAXIS2 = 1 / 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 = 'START ' / GTI start time TFORM1 = 'D ' / data format of field: 8-byte DOUBLE TUNIT1 = 's ' / physical unit of field TTYPE2 = 'STOP ' / GTI stop time TFORM2 = 'D ' / data format of field: 8-byte DOUBLE TUNIT2 = 's ' / physical unit of field EXTNAME = 'STDGTI ' / name of this binary table extension HDUCLASS= 'OGIP ' / Conforms to OGIP/GSFC standards HDUCLAS1= 'GTI ' / Contains good time intervals HDUCLAS2= 'STANDARD' / Contains standard good time intervals HDUVERS = '1.0.0 ' / Version of GTI header TIMEZERO= 0. / Zero-point offset for TIME column MJDREF = 0.000000000000000E+00 / MJD Epoch of TIME = 0 TSTART = 517315265.9 / Start time of GTI TSTOP = 517315266.9 / Stop time of GTI GAINAPP = T / Gain correction has been applied TIMESYS = 'TT ' / Time system 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 DATE-OBS= '2017-05-24T10:41:01.000' / Date and time of observation start DATE-END= '2017-05-24T10:42:39.790' / Date and time of observation stop CLOCKAPP= F / default EXPOSURE= 1. / [s] Total exposure, with known corrections DEADC = 1. / dead time correction TIMEPIXR= 0.0 / Bin time beginning=0 middle=0.5 end=1 TIMEDEL = 100.0E-6 / [s] time resolution of data TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'BAT ' / Instrument name DATAMODE= 'Event ' / Instrument operating mode OBS_ID = '00753445006' / Observation number ID TARG_ID = '753445' / Target_ID value SEG_NUM = '6' / Observation segment value EQUINOX = 2000. / default RADECSYS= 'FK5' / default OBS_MODE= 'SLEW_POINTING' / default ORIGIN = 'GSFC' / Source of FITS file CREATOR = 'batbinevt 1.48' / Program that created this FITS file TLM2FITS= 'V7.9.1' / Telemetry converter version number DATE = '2017-05-25T04:49:50' / file creation date (YYYY-MM-DDThh:mm:ss UT) LDPEBINS= 0 / LDP Energy Bin count LDPTYPE = 11 / LDP Type Code LDPGAIN = 1907. / LDP Gain Index LDPOFFST= 5181. / LDP Offset Index LDPNA1 = 'efdb6lsz.evl' / LDPNAME of nn'th processed LDP HISTORY 45006-results/events/sw00753445006b_all.evt-totgti.gti",TIME)] GAINMETH= 'FIXEDDAC' / Cubic ground gain/offset correction using DAC-bBCALFILE= 'sw00753445006bcbo0391g0160.fits.gz' / BAT total linear gain/offset fiBRESFILE= 'swbquadres20030304v003.fits' / BAT Residual from linear gain file namBPULFILE= 'swbpulsecal20080601v001.fits' / BAT Ground Pulser DAC to keV file namBFLTFILE= 'swbpulseflt20040101v001.fits' / BAT Flight Pulser DAC to keV file namFILIN001= '00753445006/bat/event/sw00753445006bevshto.evt' FILIN002= '00753445006/bat/event/sw00753445006bevshto_uf.evt' TRIGTIME= 517315312.779 / [s] MET Trigger Time BATCREAT= 'batmaskwtevt 1.22' / BAT Program that modified this FITS file MASKBATX= 0. / [cm] Center of mask tile plane in BAT_X MASKBATY= 0. / [cm] Center of mask tile plane in BAT_Y MASKBATZ= 100.3 / [cm] Top of mask tile plane in BAT_Z MASKOFFX= -0.145 / [cm] Offset of mask in BAT_X MASKOFFY= 0.114 / [cm] Offset of mask in BAT_Y MASKOFFZ= 0.05 / [cm] Offset of mask in BAT_Z MASKX0 = -124.25 / [cm] Position of mask corner in BAT_X MASKY0 = -63.25 / [cm] Position of mask corner in BAT_Y MASKPSI0= 0. / [deg] Mask Euler rotation about X-axis MASKPSI1= 0. / [deg] Mask Euler rotation about Y-axis MASKPSI2= 0. / [deg] Mask Euler rotation about Z-axis MASKCELX= 0.5 / [cm] Size of mask cell in BAT_X MASKCELY= 0.5 / [cm] Size of mask cell in BAT_Y MASKCELZ= 0.1 / [cm] Size of mask cell in BAT_Z DETBATX = 0. / [cm] Center of detector plane in BAT_X DETBATY = 0. / [cm] Center of detector plane in BAT_Y DETBATZ = 0.35 / [cm] Top of detector plane in BAT_Z DETOFFX = 0. / [cm] Offset of detector plane in BAT_X DETOFFY = 0. / [cm] Offset of detector plane in BAT_Y DETOFFZ = 0. / [cm] Offset of detector plane in BAT_Z DETCELX = 0.42 / [cm] Size of detector pitch cell in BAT_X DETCELY = 0.42 / [cm] Size of detector pitch cell in BAT_Y DETCELZ = 0.2 / [cm] Size of detector pitch cell in BAT_Z DETSIZEX= 0.4 / [cm] Size of detector in BAT_X DETSIZEY= 0.4 / [cm] Size of detector in BAT_Y DETSIZEZ= 0.2 / [cm] Size of detector in BAT_Z BAT_RA = 90.8641 / [deg] Right ascension of source BAT_DEC = -17.0864 / [deg] Declination of source COORTYPE= 'sky ' / Type of coordinates specified for weighting FFAPP = T / Projection correction applied? NFAPP = F / Near-field correction applied? ~(COS+RSQ) PCODEAPP= T / Partial coding correction applied? NGPIXAPP= T / Normalized by number of detectors? MSKWTAPP= T / Correction for mask weight technique applied? BDISTAPP= F / BAT image corrected for distortions? APERTURE= 'swbaperflux20041120v001.fits' / BAT aperture file name BTELDEF = 'swb20070911v001.teldef' / BAT teldef file name END A՚ffA՚ff