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 = '00682162000' / Observation number ID TARG_ID = '682162' / 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 = 481874065. / Start time TSTOP = 481874075.0769 / Stop time DATE-OBS= '2016-04-09T05:54:25.000' / Date and time of observation start DATE-END= '2016-04-09T05:54:35.076' / 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 = '2016-04-09T17:50:19' / 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 = 84 / width of table in bytes NAXIS2 = 157 / number of rows in table PCOUNT = 0 / size of special data area GCOUNT = 1 / one data group (required keyword) TFIELDS = 5 / number of fields in each row TTYPE1 = 'TIME ' / Time of light curve bin TFORM1 = 'D ' / data format of field: 8-byte DOUBLE TUNIT1 = 's ' / physical unit of field TTYPE2 = 'RATE ' / Light curve rate TFORM2 = '4D ' / data format of field: 8-byte DOUBLE TUNIT2 = 'count/s ' / physical unit of field TTYPE3 = 'ERROR ' / Statistical error TFORM3 = '4D ' / data format of field: 8-byte DOUBLE TUNIT3 = 'count/s ' / physical unit of field TTYPE4 = 'TOTCOUNTS' / Total counts in time bin TFORM4 = 'J ' / data format of field: 4-byte INTEGER TUNIT4 = 'count ' / physical unit of field TTYPE5 = 'FRACEXP ' / Fractional exposure TFORM5 = 'D ' / data format of field: 8-byte DOUBLE EXTNAME = 'RATE ' / name of this binary table extension HDUCLASS= 'OGIP ' / Conforms to OGIP/GSFC standards HDUCLAS1= 'LIGHTCURVE' / Contains light curve 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 = 481874065. TSTOP = 481874075.0769 DATE-OBS= '2016-04-09T05:54:25.000' / Date and time of observation start DATE-END= '2016-04-09T05:54:35.076' / Date and time of observation stop CLOCKAPP= F / default TELAPSE = 10.0769000053406 ONTIME = 10.0769016742706 / [s] Accumulated on-time LIVETIME= 10.0769016742706 / [s] ONTIME multiplied by DEADC EXPOSURE= 10.0769016742706 / [s] Accumulated on-time DEADC = 1. / Dead time correction factor TIMEPIXR= 0. / Time bin alignment TIMEDEL = 0.064 / [s] Light curve sampling period TELESCOP= 'SWIFT ' / Telescope (mission) name INSTRUME= 'BAT ' / Instrument name DATAMODE= 'Event ' / Instrument operating mode OBS_ID = '00682162000' / Observation number ID TARG_ID = '682162' / Target_ID value SEG_NUM = '0' / 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 = '2016-04-09T17:50:19' / file creation date (YYYY-MM-DDThh:mm:ss UT) LDPEBINS= 0 / LDP Energy Bin count LDPTYPE = 11 / LDP Type Code LDPGAIN = 5272. / LDP Gain Index LDPOFFST= 14418. / LDP Offset Index LDPNA1 = 'eebhk4gz.evl' / LDPNAME of nn'th processed LDP HISTORY ApID(567) LDP(1885) Row 1 to 110424 HISTORY No single packet ApIDs contributed. HISTORY LDP(567,1885) File: ../preparchive/ppackets_OK.arch.0002 HISTORY Product(1885) BAT Pages(666) Found Pages(666) HISTORY Valid Pages(666) Simulated Pages (0) Missing Pages(0) HISTORY CFITSIO used the following filtering expression to create this table: HISTORY /local/data/bat1/alien/Swift_3rdBATcatalog/event/ground_detect_bursts/paHISTORY ss_data/GRB160409A_trigger682162/pass_combine/fits/sw00682162000bevshto_HISTORY uf.evt.gz[EVENTS][gtifilter("/local/data/bat1/alien/Swift_3rdBATcatalog/HISTORY event/batevent_reproc/trigger682162/00682162000/sw00682162000bevshto.evtHISTORY -totgti.gti",TIME)] HISTORY HISTORY START PARAMETER list for ftmerge_2.20 at 2016-06-03T17:17:53 HISTORY HISTORY P1 (infile = @/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_HISTORY P1 reproc/trigger682162/00682162000/sw00682162000bevshto.evt-events.lis)HISTORY HISTORY START FILE listing: sw00682162000bevshto.evt-events.lis HISTORY HISTORY F1 /local/data/bat1/alien/Swift_3rdBATcatalog/event/ground_detect_burstsHISTORY F1 /pass_data/GRB160409A_trigger682162/pass_combine/fits/sw00682162000beHISTORY F1 to_uf.evt.gz[EVENTS][gtifilter("/local/data/bat1/alien/Swift_3rdBATcaHISTORY F1 og/event/batevent_reproc/trigger682162/00682162000/sw00682162000bevshHISTORY F1 evt-totgti.gti",TIME)] HISTORY END FILE listing: sw00682162000bevshto.evt-events.lis HISTORY HISTORY P2 outfile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_rHISTORY P2 eproc/trigger682162/00682162000/sw00682162000bevshto.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 HIERARCH _UF.EVT.GZ'= '/local/data/bat1/alien/Swift_3rdBATcatalog/event/ground_'GAINMETH= 'FIXEDDAC' / Cubic ground gain/offset correction using DAC-bBCALFILE= 'sw00682162000bcbo0391g0160.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 2016-06-03T17:17:54 HISTORY HISTORY P1 infile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reHISTORY P1 proc/trigger682162/00682162000/bat/event/sw00682162000bevshto.evt HISTORY P2 calfile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_rHISTORY P2 eproc/trigger682162/00682162000/bat/hk/sw00682162000bcbo0391g0160.fitHISTORY P2 z HISTORY 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 /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/triggerHISTORY 682162/00682162000/bat/event/sw00682162000bevshto.evt[EVENTS][gtifilter(HISTORY "/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/triggeHISTORY r682162/00682162000-results-detection-mask/events/sw00682162000b_all.evtHISTORY -totgti.gti",TIME)] HISTORY HISTORY START PARAMETER list for ftmerge_2.20 at 2016-06-03T17:35:13 HISTORY HISTORY P1 (infile = @/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_HISTORY P1 reproc/trigger682162/00682162000-results-detection-mask/events/sw0068HISTORY P1 2000b_all.evt-events.lis) HISTORY HISTORY START FILE listing: sw00682162000b_all.evt-events.lis HISTORY HISTORY F1 /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigHISTORY F1 ger682162/00682162000/bat/event/sw00682162000bevshto.evt[EVENTS][gtifHISTORY F1 er("/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/HISTORY F1 gger682162/00682162000-results-detection-mask/events/sw00682162000b_aHISTORY F1 evt-totgti.gti",TIME)] HISTORY END FILE listing: sw00682162000b_all.evt-events.lis HISTORY HISTORY P2 outfile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_rHISTORY P2 eproc/trigger682162/00682162000-results-detection-mask/events/sw00682HISTORY P2 000b_all.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 = 1 HISTORY P10 history = YES HISTORY P11 mode = ql HISTORY END PARAMETER list for ftmerge_2.20 HISTORY FILIN001= '/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/tri'TRIGTIME= 481874070.099 / [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 = 289.705 / [deg] Right ascension of source BAT_DEC = -5.39 / [deg] Declination of source BAT_XOBJ= 3013753.6946602 / [cm] Position of source in BAT_X BAT_YOBJ= -8445860.88055734 / [cm] Position of source in BAT_Y BAT_ZOBJ= 10000000. / [cm] Position of source in BAT_Z 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 = 0.0981367081403732 / Partial coding fraction of target NGPIXAPP= T / Normalized by number of detectors? NGOODPIX= 20716 / Number of enabled detectors MSKWTSQF= 1.22642648676303 / Half-variance of mask weight map MSKWTAPP= T / Correction for mask weight technique applied? BDISTAPP= F / BAT image corrected for distortions? APERTURE= 'swbaperture20041120v002.fits' / BAT aperture file name BTELDEF = 'swb20070911v001.teldef' / BAT teldef file name BACKAPP = T / Was background correction applied? HDUCLAS2= 'NET ' / Light curve is background subtracted HDUCLAS3= 'RATE ' / Light curve is count/s TIMVERSN= 'OGIP/93-003' / Version of light curve format FLUXMETH= 'WEIGHTED' / Flux extraction method E_MIN1 = 15. / [keV] Minimum band energy in light curve E_MAX1 = 25. / [keV] Maximum band energy in light curve E_MIN2 = 25. / [keV] Minimum band energy in light curve E_MAX2 = 50. / [keV] Maximum band energy in light curve E_MIN3 = 50. / [keV] Minimum band energy in light curve E_MAX3 = 100. / [keV] Maximum band energy in light curve E_MIN4 = 100. / [keV] Minimum band energy in light curve E_MAX4 = 350. / [keV] Maximum band energy in light curve EUNIT = 'keV ' / Energy units of E_MINn and E_MAXn NUMBAND = 4 / Number of energy bands HISTORY HISTORY START PARAMETER list for batbinevt_1.48 at 2016-06-03T17:35:49 HISTORY HISTORY P1 infile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reHISTORY P1 proc/trigger682162/00682162000-results-detection-mask/events/sw006821HISTORY P1 00b_all.evt HISTORY P2 outfile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_rHISTORY P2 eproc/trigger682162/00682162000-results-detection-mask/lc/sw006821620HISTORY P2 _4chan_64ms.lc HISTORY P3 outtype = LC HISTORY P4 timedel = 0.064 HISTORY P5 timebinalg = u HISTORY P6 energybins = 15-25,25-50,50-100,100-350 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 = INDEF HISTORY P14 tstop = INDEF HISTORY P15 snrthresh = 6.0 HISTORY P16 detmask = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_HISTORY P16 reproc/trigger682162/00682162000-results-detection-mask/auxil/sw0068HISTORY P16 000b_qmap.fits HISTORY 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 CFITSIO used the following filtering expression to create this table: HISTORY sw00682162000b_4chan_64ms.lc[FRACEXP > 0.8] END AБ?;g?=dK 0?.`q6?'([???,G%g?5•p8?AБbP?99 !?nS?6?{xڣ?q&?+?S>dz?-^3?AБ Ğ?x(5?1W?p?d?[?6?"?n-s*-?AБ1&뿁_B ?Á,?qя??cTS)?ze\7?sֻK#?AБA9?iMik?#/ە?O?,UR\?x?Q\G?zvn?D$E?AБQ뇿 ۟d?ˑ/͐Z?;:?Wzya?itRf?L0?. 0?AБbM?~;@?s'rH?^@?XX?;@GX?YC?c3?tȏ.?AБr#*rUu|m⿴Ye?i?Ú?V?;"?AБq'RN ]?{E?۞B1`?5s}?4 >E2?AБt) ?tL7|?edG+??&l6?ʓAk?`>29?AБ `S6?[\?QlА?@PO"? OIQ? xÂ?ޙy!j?훩,?AБ9Z?\i9?)?m.p?_1֪6?fIST?5?L dS? V6HQi2?AБě?84ʥo?ŭ ѡ?lN?©b?5]? *?7>?kԏ??AБ?kΗq?vbRV>^5 c&?Zz? 氕?t?M&“H0?AБ`Dy?T+)9Nz5/?~z f0'?맼-?~re?9|?*U]4?AБ‘?ģ?.,?7D|s?$'q?_E-?p~?x<1?AВ$߿!A?|R ^TZ|?.? hyA?*T1|?LZM ?4Ѥ \s7?AВ-|v3?a3?#)W_N?X??C?EzIX*?AВ&{<>{ ?tוϿ?*?^ǃ[j? E?V6`?&*/?AВ7KɿZ?Dq?><ؿ$5\?.|A8?Kd?[ӈCm?:l6?AВG?fmBs5CnxvFP?'X7?cs?2w ?~TM?.җ=?AВXdSz?0JfT*?Ae /m=s?(?I6TԍB?dP&?Wj@5%?AВhr|ꂨ?4%qSY9m`?[w$v?oTߟ?(I?h~7?AВx?{k?B@hՅ?yϿ?\;C?0?.a?YG@8?AВ7N?WY?Cr?y ?؟?7o? UJI?b֩n?*]o-0?AВ?/Ǽl??X?֚ M_?r+ރ}?@r]"?6:1?AВ?-uAѿۿ{k?\ Ĩ?oz_.=?Κ$j؁?fX?{nCNy?-YB;?AГ Pc?&o?VNS2Et?gw ?x?!,?b?1?AГ-X?9Q7"?M/|?q77?]o??ud2y?^ ?YY?\W3?AГ=p?xv?r??.z;+ܿ{9?]?w0?#ei? a+B?AГM|MB؊1IU,I&6N?Lp?? G@?L=gS}3?AГ^5A'RQ\?H;GJ?19?Zd?onA?K2?`?tQF?AГn?=L7,?}5v(?|R? ?0m?-7?^ ?w%82?AГ~ݿP3#q?}y?#D??%?mK? (1?3 w?uL ]=?AГ\+?gs? `j7?u勵i ?M??=P?%;8?AГy1]N?#yc?[ᴡSOŷF^?|;ZOU?#Os?s?ЙƝ@?AГ ?gh `濩VV?L`?xY? ?{?%!n?z`iF?AГ?M hV? c>-f@?pY?TfΘ9?AГ_5?^N?s?B ?Y@Bյ?V?˞n?;?AД L~d?5Oćd0y ~e?2 4?9')?)?rdΦE?AДna4?ֈs?:ha?* ??b?ލfn:? ?k 2?AД"?/ M?&.JyOƦXdL?E?k4vq?I a?%8?AД335?+p?ߗ?'"p!J?A)?I^?tg3?_? -7?AДCX? P䝿7>?KV3.3?w?̲ؔ?&Gl_3?AДSѿSBW ?J=kq_?/V(?r3A?G B?$Q?}QC?AДdZ?ȫg恢Oa BeAv~?#:n? S?~L?W?h*7?AДtl1|^%:?nDfĿX7Z?5?-e?`'?U_8͘m=?AД?ϰ`ٲ?, T?ttyw7&?.B`?lQ,t?[{?"Ư:?AЕ1)? sXpͿFIڶ?UӤ?ϹD?*5?u1EQ?fI]?s}Dd5?AЕw?9&D?soFޣ۾?)|?ҁ}??xF-?|gGT2r=?AЕ(?]-%??S ۥ?3'YS? ?V?Ğ匡?s$6U?FO ?9?AЕ9X?QNj32?Fl>?sEB9?HFh9?*ʜ?[8>D?.N?AЕI`kT7 ?w?5 @?鳛R?̢?DP+?=H?eȒ??AЕZ?Mlɞ -?1o&8? v?hL7?tx.?z2?AЕj~g?G?:s%ArGj?#Ŗ?5 ͆?ƍ0?>\//?AЕzJc?I?Ā EW1VV?T8 =?j",?p}?5?AЕC?DW] r#?Zr D?ɑ/?B[?Um?0Þ??AЕ忖K?񎿎ejÉ?/f~?C'1?阬c?^Hx?^#Z-?AЕ3?]j=?!?۔'?bsZB?0?*.x?UI?lKC8k7?AЕj!h{?U~c?^1?C e?5w<?G!?IO?9j#?AЕϿu%\X`R܅\?;l?y? D{?gLl?W"?-8?AЕ/?^^E}?3,Ez?K0?(BO?[p?+MG6?A[?5z64?AЕj? &?j'?Ƭ8`?yJf}?WЮ ?q(?- K?AЕ󸿹Q |?zʐS?*?Iȿ. _?vUy?dD\?8Պ?Xǃj0?AЖVZ'*[D,?RA}Ϳ= ??:U1Y?o?tЩg<7?AЖT?Z"?,?J)??wN?Ǘ ? t7?̓A?AЖ/?r?7iTJrȼ5?>c:?VO? ί?Wj,GB?AЖ?|!8&?fpJ|(x[??V? ?}4!9?AЖO=TA{ ?h Z?V?Qj?)T~?È6nR?mtk?f4A_ 5?AЖ`A?NVL?S}fM1]8@?Á%n?;?BT?nϢ"?Qo43?AЖp?K?K?-?xPt?#-n?%?J?hw" 9?AЖ'?k?c? ܬ?G}$g?~?qB?r#?sGzA?AЖhuljVA?>p(??MB,?z?_XH^?3O?#ÐuG?AЖÿP?˞sR6B?-z?´Ғ?pto? . ?=z Vl?9?AЖ-cIvEv?k?8L-?n9?w#?et?ܾ ?5?AЖ^?h?v|d?]5???H-4?l,^?ƫ`?q@hF?AЖ?SۆdN?W|Ĺ=-? ? ?!D2?x 4?AЖH-]~Q?PI?:/?}/?hH?Jr?wq?bD?AЗ? ο8j?nN?8Dk?šOP?ЂXc?4*=?AЗz?{;\A?je0Q?,`?dU?l`j? q~9?AЗR?n?Y:J= ?ݥf)&>E?sZ? ?4I?.tCkB?AЗpLȼ,ؿtt^7?fRn?^ɻ?1.?=@1B?б?b@Am;?AЗQTsE?D.??HT9c?Kf?UX'p?R|?jܳwA?AЗȴ;G??+1U?M,[9?=^#;I?b ?uG?RdN?j^7?AЗ?⛖V:"H ?#(O?ox-ty?0~?O3Hs?TХ?dMs??AЗx?jJ{?lW32?)ᘎ??J3?Ua?>ڢ?G?YD?AЗ%?j|!?Hی?LAO?#?QI9?<?=+??AИ =s?2=2?*d',??աvC?H?ĕ?}?&A?AИsT?PF4? nQia*?꺟t?@;,?E5*? ,K=?AИ+c!od?84o6?VW`+wx? u?8B?2Sی]?{Ӷn:?AИ;d\H7?p?~g$%CfdG?;pɟ?7\@?eN?2?:m.?AИ} '@W8ծ#?<,Z?|!z?c}OO?!?r?V;D?AИv˿m?BP!?@ ?X^?S?_s?Wh?'u#A?AИ?:U?-:?#^?A1?4?dvt? ?T6LD?AИ;f?6f('?gaS(4?J$|2C/u?/@O?"֕i?,$E?ΛH?AИa'_?{?uږt??&;?0C?zH?7ky?_y?AЙbPA۾?ɶI??!a?uiA?YDE?r$gu?Ofk9?AЙQ뇿cv69x?کcj ?ijS?%EaY?+<i]?Zh?)g$R\?.lrTn?;c?; FɎ?zm?E+ |@?AЙq?Tڿq?`;l[A?Ü0y?3"a?#A?YD(?=M^?}1;?AЙt?꿦򛈤?|MÖ?)?z_? M|?\#mR?<(:A?AЙ ?R?XwF%?BFQ?2U?4 B ?T?[2Ց?bF?AЙ9Z?k\# ??Dw??n?]?@P?p=JA?AЙě?3~ b?0 ?2r5?{?Xńz? Ku?9YA?ŏ(?ql7?{2?  4?xRnF??AКx^8.%?Jř?\?y#YN?gr`?/M[?t(>@?AК7N?FoX¿ x?!;Ϥ?3'akS?.x.?bEO?7?35?AК?2x?KM?;ǿZF?BT?T4?tk?rz--?AК?C??$Sx?JTƂ?l?L?H ?H$56@?AК^7zdl? K&G?0?Y?g4j?q?sDV-?m%.?AК2?Š?q~[忛;r[???Ga+JnT?A<N?AК"ӿ»? ;!?qa?&]E?"濴P?Ȭ41?AК!?F J?Ў_?QD???ȩp?8Dd?M0?AКo?nKͱv% ?}QfJe2h?^i-?<$?{38?0)T>?T9oФ/?XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 10 / width of table in bytes NAXIS2 = 4 / number of rows in table PCOUNT = 0 / size of special data area GCOUNT = 1 / one data group (required keyword) TFIELDS = 3 / number of fields in each row TTYPE1 = 'CHANNEL ' / Spectrum channel number TFORM1 = 'I ' / data format of field: 2-byte INTEGER TTYPE2 = 'E_MIN ' / Channel lower energy bin edge TFORM2 = 'E ' / data format of field: 4-byte REAL TUNIT2 = 'keV ' / physical unit of field TTYPE3 = 'E_MAX ' / Channel upper energy bin edge TFORM3 = 'E ' / data format of field: 4-byte REAL TUNIT3 = 'keV ' / physical unit of field EXTNAME = 'EBOUNDS ' / name of this binary table extension HDUCLASS= 'OGIP ' / Conforms to OGIP/GSFC standards HDUCLAS1= 'RESPONSE' / 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 = 481874065. TSTOP = 481874075.0769 DATE-OBS= '2016-04-09T05:54:25.000' / Date and time of observation start DATE-END= '2016-04-09T05:54:35.076' / Date and time of observation stop CLOCKAPP= F / default 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 = '00682162000' / Observation number ID TARG_ID = '682162' / Target_ID value SEG_NUM = '0' / 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 = '2016-04-09T17:50:19' / file creation date (YYYY-MM-DDThh:mm:ss UT) LDPEBINS= 0 / LDP Energy Bin count LDPTYPE = 11 / LDP Type Code LDPGAIN = 5272. / LDP Gain Index LDPOFFST= 14418. / LDP Offset Index LDPNA1 = 'eebhk4gz.evl' / LDPNAME of nn'th processed LDP HISTORY ApID(567) LDP(1885) Row 1 to 110424 HISTORY No single packet ApIDs contributed. HISTORY LDP(567,1885) File: ../preparchive/ppackets_OK.arch.0002 HISTORY Product(1885) BAT Pages(666) Found Pages(666) HISTORY Valid Pages(666) Simulated Pages (0) Missing Pages(0) HISTORY CFITSIO used the following filtering expression to create this table: HISTORY /local/data/bat1/alien/Swift_3rdBATcatalog/event/ground_detect_bursts/paHISTORY ss_data/GRB160409A_trigger682162/pass_combine/fits/sw00682162000bevshto_HISTORY uf.evt.gz[EVENTS][gtifilter("/local/data/bat1/alien/Swift_3rdBATcatalog/HISTORY event/batevent_reproc/trigger682162/00682162000/sw00682162000bevshto.evtHISTORY -totgti.gti",TIME)] HISTORY HISTORY START PARAMETER list for ftmerge_2.20 at 2016-06-03T17:17:53 HISTORY HISTORY P1 (infile = @/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_HISTORY P1 reproc/trigger682162/00682162000/sw00682162000bevshto.evt-events.lis)HISTORY HISTORY START FILE listing: sw00682162000bevshto.evt-events.lis HISTORY HISTORY F1 /local/data/bat1/alien/Swift_3rdBATcatalog/event/ground_detect_burstsHISTORY F1 /pass_data/GRB160409A_trigger682162/pass_combine/fits/sw00682162000beHISTORY F1 to_uf.evt.gz[EVENTS][gtifilter("/local/data/bat1/alien/Swift_3rdBATcaHISTORY F1 og/event/batevent_reproc/trigger682162/00682162000/sw00682162000bevshHISTORY F1 evt-totgti.gti",TIME)] HISTORY END FILE listing: sw00682162000bevshto.evt-events.lis HISTORY HISTORY P2 outfile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_rHISTORY P2 eproc/trigger682162/00682162000/sw00682162000bevshto.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 HIERARCH _UF.EVT.GZ'= '/local/data/bat1/alien/Swift_3rdBATcatalog/event/ground_'GAINMETH= 'FIXEDDAC' / Cubic ground gain/offset correction using DAC-bBCALFILE= 'sw00682162000bcbo0391g0160.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 2016-06-03T17:17:54 HISTORY HISTORY P1 infile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reHISTORY P1 proc/trigger682162/00682162000/bat/event/sw00682162000bevshto.evt HISTORY P2 calfile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_rHISTORY P2 eproc/trigger682162/00682162000/bat/hk/sw00682162000bcbo0391g0160.fitHISTORY P2 z HISTORY 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 /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/triggerHISTORY 682162/00682162000/bat/event/sw00682162000bevshto.evt[EVENTS][gtifilter(HISTORY "/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/triggeHISTORY r682162/00682162000-results-detection-mask/events/sw00682162000b_all.evtHISTORY -totgti.gti",TIME)] HISTORY HISTORY START PARAMETER list for ftmerge_2.20 at 2016-06-03T17:35:13 HISTORY HISTORY P1 (infile = @/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_HISTORY P1 reproc/trigger682162/00682162000-results-detection-mask/events/sw0068HISTORY P1 2000b_all.evt-events.lis) HISTORY HISTORY START FILE listing: sw00682162000b_all.evt-events.lis HISTORY HISTORY F1 /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigHISTORY F1 ger682162/00682162000/bat/event/sw00682162000bevshto.evt[EVENTS][gtifHISTORY F1 er("/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/HISTORY F1 gger682162/00682162000-results-detection-mask/events/sw00682162000b_aHISTORY F1 evt-totgti.gti",TIME)] HISTORY END FILE listing: sw00682162000b_all.evt-events.lis HISTORY HISTORY P2 outfile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_rHISTORY P2 eproc/trigger682162/00682162000-results-detection-mask/events/sw00682HISTORY P2 000b_all.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 = 1 HISTORY P10 history = YES HISTORY P11 mode = ql HISTORY END PARAMETER list for ftmerge_2.20 HISTORY FILIN001= '/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/tri'TRIGTIME= 481874070.099 / [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 = 289.705 / [deg] Right ascension of source BAT_DEC = -5.39 / [deg] Declination of source BAT_XOBJ= 3013753.6946602 / [cm] Position of source in BAT_X BAT_YOBJ= -8445860.88055734 / [cm] Position of source in BAT_Y BAT_ZOBJ= 10000000. / [cm] Position of source in BAT_Z 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 = 0.0981367081403732 / Partial coding fraction of target NGPIXAPP= T / Normalized by number of detectors? NGOODPIX= 20716 / Number of enabled detectors MSKWTSQF= 1.22642648676303 / Half-variance of mask weight map MSKWTAPP= T / Correction for mask weight technique applied? BDISTAPP= F / BAT image corrected for distortions? APERTURE= 'swbaperture20041120v002.fits' / BAT aperture file name BTELDEF = 'swb20070911v001.teldef' / BAT teldef file name HDUCLAS2= 'EBOUNDS ' / Spectrum is background subtracted RMFVERSN= '1992a ' / Version of EBOUNDS format (OBSOLETE) HDUVERS = '1.2.0 ' / Version of EBOUNDS header HDUVERS1= '1.0.0 ' / Version of EBOUNDS header HDUVERS2= '1.1.0 ' / Version of EBOUNDS header DETCHANS= 4 / Total number of detector channels available CHANTYPE= 'PI ' / Pulse height channel type HISTORY HISTORY START PARAMETER list for batbinevt_1.48 at 2016-06-03T17:35:49 HISTORY HISTORY P1 infile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reHISTORY P1 proc/trigger682162/00682162000-results-detection-mask/events/sw006821HISTORY P1 00b_all.evt HISTORY P2 outfile = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_rHISTORY P2 eproc/trigger682162/00682162000-results-detection-mask/lc/sw006821620HISTORY P2 _4chan_64ms.lc HISTORY P3 outtype = LC HISTORY P4 timedel = 0.064 HISTORY P5 timebinalg = u HISTORY P6 energybins = 15-25,25-50,50-100,100-350 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 = INDEF HISTORY P14 tstop = INDEF HISTORY P15 snrthresh = 6.0 HISTORY P16 detmask = /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_HISTORY P16 reproc/trigger682162/00682162000-results-detection-mask/auxil/sw0068HISTORY P16 000b_qmap.fits HISTORY 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 END ApAABHBHBBCXTENSION= '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 = 481874065. / Start time of GTI TSTOP = 481874075.0769 / 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= '2016-04-09T05:54:25.000' / Date and time of observation start DATE-END= '2016-04-09T05:54:35.076' / Date and time of observation stop CLOCKAPP= F / default EXPOSURE= 10.0769000053406 / [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 = '00682162000' / Observation number ID TARG_ID = '682162' / Target_ID value SEG_NUM = '0' / 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 = '2016-04-09T17:50:19' / file creation date (YYYY-MM-DDThh:mm:ss UT) LDPEBINS= 0 / LDP Energy Bin count LDPTYPE = 11 / LDP Type Code LDPGAIN = 5272. / LDP Gain Index LDPOFFST= 14418. / LDP Offset Index LDPNA1 = 'eebhk4gz.evl' / LDPNAME of nn'th processed LDP HISTORY HIERARCH _UF.EVT.GZ'= '/local/data/bat1/alien/Swift_3rdBATcatalog/event/ground_'GAINMETH= 'FIXEDDAC' / Cubic ground gain/offset correction using DAC-bBCALFILE= 'sw00682162000bcbo0391g0160.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= '/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/tri'TRIGTIME= 481874070.099 / [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 = 289.705 / [deg] Right ascension of source BAT_DEC = -5.39 / [deg] Declination of source BAT_XOBJ= 3013753.6946602 / [cm] Position of source in BAT_X BAT_YOBJ= -8445860.88055734 / [cm] Position of source in BAT_Y BAT_ZOBJ= 10000000. / [cm] Position of source in BAT_Z 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 = 0.0981367081403732 / Partial coding fraction of target NGPIXAPP= T / Normalized by number of detectors? NGOODPIX= 20716 / Number of enabled detectors MSKWTSQF= 1.22642648676303 / Half-variance of mask weight map MSKWTAPP= T / Correction for mask weight technique applied? BDISTAPP= F / BAT image corrected for distortions? APERTURE= 'swbaperture20041120v002.fits' / BAT aperture file name BTELDEF = 'swb20070911v001.teldef' / BAT teldef file name END AБAЛ