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 HDUNAME = 'PRIMARY ' / ASCDM block name LONGSTRN= 'OGIP 1.0' / The HEASARC Long String Convention may be used.COMMENT This FITS file may contain long string keyword values that are COMMENT continued over multiple keywords. The HEASARC convention uses the & COMMENT character at the end of each substring which is then continued COMMENT on the next keyword which has the name CONTINUE. ORIGIN = 'ASC ' / Source of FITS file CREATOR = 'mkarf v0.6.2-0' / Program creating this file MJD_OBS = 5.6087688188260E+04 / Modified Julian date of observation DS_IDENT= 'ADS/Sa.CXO#obs/13770' / dataset identifier CHECKSUM= 'Rg2XSf2URf2URf2U' / HDU checksum updated 2013-06-15T18:23:23 DATASUM = ' ' / data unit checksum updated 2013-06-15T18:23:17 DATE = '2013-06-15T18:23:23' / Date and time of file creation DATE-OBS= '2012-06-09T16:30:59' / Observation start date DATE-END= '2012-06-10T01:10:34' / Observation end date TIMESYS = 'TT ' / Time system MJDREF = 5.0814000000000E+04 / [d] MJD zero point for times TIMEZERO= 0.0000000000000E+00 / [s] Clock correction TIMEUNIT= 's ' / Time unit CLOCKAPP= T / default DETNAM = 'ACIS-3 ' / ACIS-I3 FILTER = ' ' GRATING = 'NONE ' CYCLE = 'P ' / events from which exps? Prim/Second/Both SIM_X = -7.8090834371673E-01 / [mm] SIM offset SIM_Y = 0.0000000000000E+00 / [mm] SIM offset SIM_Z = -2.3358743446083E+02 / [mm] SIM offset TSTART = 4.5564665946570E+08 / [s] Observation start time (MET) TSTOP = 4.5567783484236E+08 / [s] Observation end time (MET) MISSION = 'AXAF ' / Mission TELESCOP= 'CHANDRA ' / Telescope Used INSTRUME= 'ACIS ' / Instrument OBS_ID = '13770 ' / Observation id OBI_NUM = 1 / Obi number SEQ_NUM = '501602 ' / Sequence number 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 = 1070 / 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 EXTNAME = 'SPECRESP' / Imaging ARF HDUNAME = 'SPECRESP' / ASCDM block name CONTENT = 'SPECRESP' HDUVERS = '1.1.0 ' HDUCLASS= 'OGIP ' HDUCLAS1= 'RESPONSE' HDUCLAS2= 'SPECRESP' HDUVERS1= '1.0.0 ' / Obsolete Keyword HDUVERS2= '1.1.0 ' / Obsolete Keyword ARFVERSN= '1992a ' / Obsolete Keyword TTYPE1 = 'ENERG_LO' / Energy TFORM1 = '1E ' / format of field TUNIT1 = 'keV ' TLMIN1 = 0.0000000E+00 TLMAX1 = 2.0000000E+01 TTYPE2 = 'ENERG_HI' / Effective Area TFORM2 = '1E ' / format of field TUNIT2 = 'keV ' TLMIN2 = 0.0000000E+00 TLMAX2 = 2.0000000E+01 TTYPE3 = 'SPECRESP' / Effective Area TFORM3 = '1E ' / format of field TUNIT3 = 'cm**2 ' LONGSTRN= 'OGIP 1.0' / The HEASARC Long String Convention may be used.COMMENT This FITS file may contain long string keyword values that are COMMENT continued over multiple keywords. The HEASARC convention uses the & COMMENT character at the end of each substring which is then continued COMMENT on the next keyword which has the name CONTINUE. ORIGIN = 'ASC ' / Source of FITS file CREATOR = 'mkarf v0.6.2-0' / Program creating this file ASCDSVER= 'CIAO 4.3' / ASCDS version number MJD_OBS = 5.6087688188260E+04 / Modified Julian date of observation DS_IDENT= 'ADS/Sa.CXO#obs/13770' / dataset identifier REVISION= 1 / Processing version of data CHECKSUM= '1Li62Jh61Jh61Jh6' / HDU checksum updated 2013-06-15T18:23:23 DATASUM = '272740974' / data unit checksum updated 2013-06-15T18:23:23 RAND_SKY= 0.0000000000000E+00 RAND_PI = 0.0000000000000E+00 DATE = '2013-06-15T18:23:23' / Date and time of file creation DATE-OBS= '2012-06-09T16:30:59' / Observation start date OBS_MODE= 'POINTING' / Observation mode DATE-END= '2012-06-10T01:10:34' / Observation end date TIMESYS = 'TT ' / Time system MJDREF = 5.0814000000000E+04 / [d] MJD zero point for times TIMEZERO= 0.0000000000000E+00 / [s] Clock correction TIMEUNIT= 's ' / Time unit BTIMNULL= 4.5476126185612E+08 / Basic Time offset (s) DATACLAS= 'OBSERVED' / default RADESYS = 'ICRS ' / default BTIMRATE= 2.5625001359115E-01 / Basic Time clock rate (s / VCDUcount) BTIMDRFT= 1.9675322270952E-17 / Basic Time clock drift (s / VCDUcount^2) FILTER = 'NONE ' / QE includes all filters RESPFILE= '0.3:11.0:0.01' / RMF File ASPFILE = '../../acisf13770/products/aux/asphist_3.fits.gz' / Aspect Histogram FBTIMCORR= 0.0000000000000E+00 / Correction applied to Basic Time rate (s) TIMEREF = 'LOCAL ' / Time reference (barycenter/local) TASSIGN = 'SATELLITE' / Time assigned by clock CLOCKAPP= T / default SIM_X = -7.8090834371673E-01 / [mm] SIM offset SIM_Y = 0.0000000000000E+00 / [mm] SIM offset SIM_Z = -2.3358743446083E+02 / [mm] SIM offset FOC_LEN = 1.0070000000000E+04 / [mm] HRMA focal length TIERRELA= 1.0000000000000E-09 / default TIERABSO= 5.0000000000000E-05 / default TIMVERSN= 'ASC-FITS-2' / Timing system definition TSTART = 4.5564665946570E+08 / [s] Observation start time (MET) GRATING = 'NONE ' / Grating DETNAM = 'ACIS-3 ' / ACIS-I3 RA_PNT = 2.8676359821664E+02 / [deg] Pointing RA DEC_PNT = 4.5233714059808E+00 / [deg] Pointing Dec ROLL_PNT= 1.3585843137220E+02 / [deg] Pointing Roll RA_TARG = 2.8677083300000E+02 / [deg] Observer's specified target RA DEC_TARG= 4.5197220000000E+00 / [deg] Observer's specified target Dec DEFOCUS = 1.4398718632593E-03 / [mm] SIM defocus RA_NOM = 2.8676359821664E+02 / [deg] Nominal RA DEC_NOM = 4.5233714059808E+00 / [deg] Nominal Dec ROLL_NOM= 1.3585843137220E+02 / [deg] Nominal Roll TSTOP = 4.5567783484236E+08 / [s] Observation end time (MET) STARTMJF= 26984 / Major frame ctr value at start of data STARTMNF= 25 / Start minor frame ctr at start of data STARTOBT= 0.0000000000000E+00 / On-Board MET close to STARTMJF and STARTMNF STOPMJF = 27897 / Major frame ctr value at stop of data STOPMNF = 91 / Stop minor frame ctr at end of data TIMEPIXR= 5.0000000000000E-01 / default TIMEDEL = 3.1410400000000E+00 / [s] timedel Lev1 CTI_CORR= T CTI_APP = 'PPPPPBPBPP' MISSION = 'AXAF ' / Mission TELESCOP= 'CHANDRA ' / Telescope Used INSTRUME= 'ACIS ' / Instrument READMODE= 'TIMED ' / Read mode FRACEXPO= 9.7213641219748E-01 / Effective fractional exposure DATAMODE= 'VFAINT ' / Data mode FLSHTIME= 0.0000000000000E+00 / [s] CYCLE = 'P ' / events from which exps? Prim/Second/Both TITLE = 'Identification campaign of supernova remnant candidates in the Milk&'CONTINUE 'y Way ' / Proposal title OBSERVER= 'Dr. Regina H. H. Huang' / Principal investigator OBJECT = 'G38.7-1.4' / Source name OBS_ID = '13770 ' / Observation id OBI_NUM = 1 / Obi number SEQ_NUM = '501602 ' / Sequence number ONTIME = 2.8681184292674E+04 / [s] Sum of GTIs ONTIME3 = 2.8681184292674E+04 / [s] Sum of GTIs LIVETIME= 2.8306443505110E+04 / [s] Livetime LIVTIME3= 2.8306443505110E+04 / [s] Livetime EXPOSURE= 2.8306232058823E+04 / [secs] Total exposure time EXPOSUR3= 2.8306443505110E+04 / [s] Exposure time DTCOR = 9.8693426381071E-01 / Dead time correction ASPTYPE = 'KALMAN ' FP_TEMP = 1.5570414734000E+02 / [K] Focal Plane Temperature HISTORY ----------------------------------------------------------------- HISTORY MKARF Processing History HISTORY ----------------------------------------------------------------- HISTORY Startup Directory: /xassist/data/pipeline4/chandra/13770/acisf13770/prodHISTORY ucts HISTORY Cmd Line: mkarf @@/tmp/tmp2bhQZX.par mode=hl HISTORY Parameter file used: /tmp/tmp2bhQZX.par HISTORY Detector Mask File: ../../acisf13770/data/aux/acisf13770_001N001_msk1.fiHISTORY ts.gz HISTORY Source SKY position: (3643.37,3628.62) HISTORY ---------------------------------------------------------------------- HISTORY ARDLIB History Records HISTORY ---------------------------------------------------------------------- HISTORY ARDLIB Version: 0.8.5 HISTORY File used for CALDB info: ../../acisf13770/products/events/fullrun_ccd3_HISTORY acisf13770_pi14-548_pass1_cl_src4_src.evt.gz HISTORY Parameter file: /opt/ciao-4.3/param/ardlib.par HISTORY ACIS QE File: /opt/ciao-4.3/CALDB/data/chandra/acis/qe/acisD1997-04-17qeHISTORY N0006.fits[4] HISTORY ACIS Uniformity File: /opt/ciao-4.3/CALDB/data/chandra/acis/qeu/acisD200HISTORY 0-01-29qeuN0006.fits[4] HISTORY ACIS Contamination File: /opt/ciao-4.3/CALDB/data/chandra/acis/contam/acHISTORY isD1999-08-13contamN0006.fits[4] HISTORY ACIS 3 Badpix File: /opt/ciao-4.3/CALDB/data/chandra/acis/badpix/acisD20HISTORY 00-11-28badpixN0003.fits[4] HISTORY Vignetting File: /opt/ciao-4.3/CALDB/data/chandra/default/vignet/hrmaD19HISTORY 96-12-20vignetN0003.fits[1] HISTNUM = 22 HISTORY Onaxis Area File: /opt/ciao-4.3/CALDB/data/chandra/default/axeffa/hrmaD1HISTORY 996-12-20axeffaN0008.fits[1] HISTORY ---------------------------------------------------------------------- HISTORY ---------------------------------------------------------------------- HISTORY PIXLIB History Records HISTORY ---------------------------------------------------------------------- HISTORY PIXLIB Version: 4.0.0 HISTORY ****** PIXLIB Parameter File ***** HISTORY /opt/ciao-4.3/param/geom.par: HISTORY instruments = /opt/ciao-4.3/CALDB/data/chandra/default/geom/telD1999-07HISTORY -23geomN0006.fits(CALDB) HISTORY aimpoints = /opt/ciao-4.3/CALDB/data/chandra/default/aimpts/telD1999-HISTORY 07-23aimptsN0002.fits(CALDB) HISTORY tdet = /opt/ciao-4.3/CALDB/data/chandra/default/tdet/telD1999-07HISTORY -23tdetN0001.fits(CALDB) HISTORY sky = /opt/ciao-4.3/CALDB/data/chandra/default/sky/telD1999-07-HISTORY 23skyN0002.fits(CALDB) HISTORY shell = /opt/ciao-4.3/CALDB/data/chandra/default/sgeom/telD1999-0HISTORY 7-23sgeomN0001.fits(CALDB) HISTORY obsfile = nowT00:00:00() HISTORY ****** PIXLIB System Configuration ****** HISTORY Telescope = AXAF HISTORY Focal Length (mm) = 10070.000 HISTORY Detector = ACIS HISTORY Focal Plane Sys. = FP-1.1 HISTORY Tiled Detector Plane Sys. = ACIS-2.2 HISTORY SIM Offset (mm) = (0.684 0.75 236.552) HISTORY Aim Point(NONE) (mm) = (-0.780908 0 -233.587) HISTORY Grating Arm = HEG HISTORY Grating Order = 1 HISTORY Dispersion Plane Sys. = ASC-GDP-1.1 HISTORY Rowland Circle (mm) = 8632.48 HISTORY ---------------------------------------------------------------------- HISTORY TOOL :mkarf 2013-06-15T18:23:23 ASC00001HISTORY PARM :asphistfile=../../acisf13770/products/aux/asphist_3.fitsASC00002HISTORY CONT :.gz ASC00003HISTORY PARM :outfile=../../acisf13770/products/spectra/fullrun_ccd3_aASC00004HISTORY CONT :cisf13770_pi14-548_pass1_cl_src4.arf ASC00005HISTORY PARM :sourcepixelx=3643.3695981 ASC00006HISTORY PARM :sourcepixely=3628.6242514 ASC00007HISTORY PARM :engrid=0.3:11.0:0.01 ASC00008HISTORY PARM :obsfile=../../acisf13770/products/events/fullrun_ccd3_acASC00009HISTORY CONT :isf13770_pi14-548_pass1_cl_src4_src.evt.gz ASC00010HISTORY PARM :pbkfile=../../acisf13770/data/aux/acisf455647605N001_pbkASC00011HISTORY CONT :0.fits.gz ASC00012HISTORY PARM :dafile=CALDB ASC00013HISTORY PARM :mirror=HRMA ASC00014HISTORY PARM :detsubsys=ACIS-I3 ASC00015HISTORY PARM :grating=NONE ASC00016HISTORY PARM :maskfile=../../acisf13770/data/aux/acisf13770_001N001_msASC00017HISTORY CONT :k1.fits.gz ASC00018HISTORY PARM :ardlibparfile=ardlib.par ASC00019HISTORY PARM :geompar=geom ASC00020HISTORY PARM :verbose=0 ASC00021HISTORY PARM :clobber=yes ASC00022END >>R<>R> =B{q> >=G>>{>7%>{>33>[p>33>Q>4>Q>p?>p>\?ZF>\>Ǯ?9>Ǯ>?ѷX>>?=>> =@> =>(@V>(>G@ak>G>ff@>ff>@#>>A B>>A)>>HAL>H?AqC??\AZ?\?A??AD#?? =qA]? =q? @_? ?\)A7u?\)?A:N??zAo?z? =Al? =?Ah??(Aн?(?RA7=?R?!GB?!G?# B?# ?&ffB$@ =q@ HCJ.@ H@ CR~@ @ (CTj@ (@ CZQ@ @ pC_;?@ p@{Cf@{@RCkq\@R@\)CoF@\)@CqU@@Cp]@@GCs@G@Cz@@\C@\@33CC6@33@ C@ @zC@z@CYb@@C@@ffCA@ff@ =C@ =@C@@QCm@Q@Cv@@C@@=qC8@=q@HC@H@CB@@(C M@(@C$@@pCt@p@{CA@{@RCm@R@\)CNr@\)@ C0G@ @ C? @ @!GCX@!G@!CR@!@"\C@"\@#33C@#33@# C+ @# @$zC@$z@%C:@%@%C:@%@&ffC@&ff@' =C@' =@'Ca@'@(QCw@(Q@(C̮@(@)Cd@)@*=qC@*=q@*HC@*H@+C,@+@,(C@,(@,Cp@,@-pCN@-p@.{C@.{@.RC@.R@/\)Cb@/\)@0C@0@0C@0@1GCb)@1G@1C@1@2\CL@2\@333C@333@3 C+@3 @4zC@4z@5C.@5@5C/@5@6ffCh@6ff@7 =CN@7 =@7C@7@8QCj@8Q@8C)G@8@9C0@9@:=qC@:=q@:HCJ@:H@;C@;@<(C%@<(@{Ct@>{@>RC@>R@?\)C@?\)@@Cg@@@@C@@@AGCj@AG@ACY@A@B\CV@B\@C33C@C33@C C%@C @DzC|/@Dz@ECe@E@EC-@E@FffCq@Fff@G =CU@G =@GC3@G@HQC|@HQ@HCr@H@ICW@I@J=qCTP@J=q@JHC@JH@KC@K@L(C@L(@LC@L@MpCye@Mp@N{C@N{@NRC@NR@O\)Co@O\)@PC@P@PC5@P@QGC@QG@QC.T@Q@R\C@R\@S33C@S33@S CI.@S @TzC@Tz@UC@U@UC#@U@VffC @Vff@W =C8@W =@WC}9@W@XQCd@XQ@XC%@X@YCV@Y@Z=qC@Z=q@ZHC@ZH@[C?@[@\(C\\@\(@\Cy@\@]pC@]p@^{Ck@^{@^RC@^R@_\)CZu@_\)@`C2@`@`C!@`@aGC?@aG@aCLf@a@b\Cw]@b\@c33CK@c33@c C@c @dzC@dz@eC0P@e@eCQ@e@fffCsn@fff@g =C@g =@gCи@g@hQC@hQ@hC&s@h@iCHd@i@j=qChL@j=q@jHC@jH@kC]@k@l(C@l(@lCA@l@mpC@mp@n{C@n{@nRC7@nR@o\)CA@o\)@pCK@p@pCY@p@qGCk(@qG@qC|@q@r\C@r\@s33C3@s33@s C@s @tzC@tz@uCB@u@uCr@u@vffC@vff@w =C @w =@wC @w@xQC@xQ@xC@x@yC'Q@y@z=qC/Q@z=q@zHC3@zH@{C7@{@|(CX$@|(@|Cx@|@}pC0@}p@~{C"@~{@~RC@~R@\)C@\)@C@@QC+z@Q@CIl@@CgB@@GCK @G@C.@@C@@=qC@=q@\Ck@\@HC@H@33C@33@C@@ Cv@ @(C@(@zC@z@C@@Cl@@pCX=@p@CC@@{C-@{@ffC@ff@RC@R@ =Cq@ =@\)C@\)@C@@CQ@@QCj@Q@CM@@C0@@GC@G@C@@C@@=qC@=q@\Ci@\@HCE@H@33C!o@33@Ck@@ C@ @(Co@(@zCHA@z@C @@C<@@pC1@p@Cm@@{C;@{@ffC @ff@RC@R@ =C@ =@\)CC,@\)@C '@@C#@@QC@Q@C[h@@C@@GC1@G@Cm@@CR@@=qC@=q@\C@\@HCW}@H@33C ;@33@C@@ Cbc@ @(CN@(@zC@z@Ch|@@C h@@pC@p@C5@@{C@{@ffC)@ff@RC<@R@ =Cٍ@ =@\)Cv@\)@C@@C@@QC\@Q@C@@CN@@GC1@G@C@@Ce@@=qCz@=q@\Cy_@\@HC@H@33C@33@CU`@@ C1@ @(Ce@(@zCL@z@C@@C'@@pC@p@C!{@@{Cp@{@ffC%@ff@RCc@R@ =C)@ =@\)C@\)@C%@@CS@@QCZ@Q@C@@Cl@@GC{@G@C@@CkK@@=qC@=q@\CT@\@HC`@H@33C4@33@C@@ C$@ @(Ck@(@zC@z@C@@Cx@@pCq#@p@C@@{CS@{@ffCů@ff@RC3@R@ =C@ =@\)CP@\)@Cy@@C߽@@QCHl@Q@C@@C@@GC@G@C@@CU@@=qC>@=q@\C,@\@HC@H@33Cn@33@Ce@@ C7@ @(C6@(@zC @z@C@@CTV@@pC@p@C.@@{C@{@ffCU@ff@RC@R@ =Cf@ =@\)CB@\)@CH@@C'@@QC@Q@Cx@@C~@@@GC}O@G@C|@@C{o@@=qCzB@=q@\Cy(@\@HCw5@H@33Cvذ@33@Cu@@ Ct@ @(Cs@(@zCri@z@CqR@@CpC@@pCo<@p@Cn4@@{Cm+@{@ffCl#`@ff@RCk @R@ =Cj#]@ =@\)Ci@\)@Ch@@Cf@@QCe@Q@Cd@@Cc@@GCb@G@Ca@@C`@@=qC_@=q@\C^(@\@HC]r@H@33C\]@33@C[O@@ CZF`@ @(CY><@(@zCX4@z@CW+j@@CV9@@pCU_9@p@CTN@@{CSO@{@ffCR@ff@RCP@R@ =COc@ =@\)CNˎ@\)@CM:@@CL9@@QCKr@Q@CJa:@@CIP@@GCH@@G@CG1G@@CF@@=qCE@=q@\CC@\@HCB@H@33CAո@33@ÅC@@Å@ C?@ @(C>0@(@zC=z@z@C@{@ffC5c@ff@θRC@θR@ =C @ =@\)C:@\)@ϮCA@Ϯ@Cb@@QC@Q@УCf@У@C@@GC@G@љCr@љ@CbL@@=qC]@=q@ҏ\CW6@ҏ\@HC D@H@33C 1@33@ӅC &@Ӆ@ C "@ @(C @(@zC@z@C @@C@@pC @p@CB@@{CO@{@ffC_@ff@ָRC@ָR@ =B@ =@\)B_@\)@׮BS@׮@B4@@QB@Q@أBw@أ@B@@GBN@G@ٙB︲@ٙ@B@@=qB@=q@ڏ\Bۻ@ڏ\@HB|@H@33B@33@ۅB-@ۅ@ BA?@ @(BV@(@zBaE@z@Bm@@Bڎ@@pBT@p@B@@{B&@{@ffBZ@ff@޸RBі!@޸R@ =B@ =@\)BL@\)@߮Bk@߮@Bʼ@@QBp@Q@B!@@BK@@GBÔR@G@ᙚB޵@ᙚ@B/@@=qB@=q@\B;@\@HB3e@H@33B)@33@Bk@@ B6A@ @(B@(@zBO@z@BE@@Bf@@pBE@p@BI@@{B(@{@ffB~t@ff@RB@R@ =B@ =@\)BPH@\)@BТ@@BR@@QB6@Q@By@@B_@@GB@G@陚Bi@陚@B@@=qBD@=q@\B@\@HB@H@33B&f@33@Bû@@ B^@ @(B@(@zB@z@Bgf@@B3@@pB&@p@Bw@@{BS@{@ffB/@ff@RB@R@ =B@ =@\)B!@\)@BZ@@B @@QB@Q@B}@@B{@@GBy@G@Bwm@@But@@=qBs&@=q@\Bq2@\@HBop@H@33Bl@33@Bj@@ Bh@ @(Bf@(@zBek@z@Bc@@BaB@@pB_Y@p@B]@@{B[@{@ffBZ@ff@RBXIH@R@ =BV8@ =@\)BT*@\)@BS'@@BQ@@QBOܞ@Q@BN+8@@BLy@@GBJ/@G@BH@@BGQ@@=qBE@=q@\BD_@\@HBBZ@H@33BAT@33@B?o@@ B>2^@ @(B<$@(@zB;B@z@B9X@@B8 @@pB7@p@B5@@{B4?5@{@ffB2݊@ff@RB1c@R@ =B0AK@ =@\)B.@\)@B-@AB,7?AA(B*A(AQB)AQAzB(brAzAB' oAAB%AAB$AAB#AAGB"AGApB!RDApAB \AAB:AAB4AA{B A{A=qBoA=qAffBTAffA\BD)A\ARB>.ARAHB8AHA =B6SA =A33B4vA33A\)B&nA\)AB AABAA BoA ABAA(BA(AQB AQAzB AzAB AAB %MAAB <*AAB QGAAGBgTAGApBfApABg!AABtAABTAA{BA{A=qBA=qAffBҌAffA\B A.\A.R>ߚA.RA.H>A.HA/ =>A/ =A/33>ClA/33A/\)>yA/\)A/>՝_A/A/>ȝA/A/ >CA/ A0>k