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 XPROC0 = 'arfgen spectrumset=fullrun_mos1_xmm0112570401_pi300-10000_pass1_cl_&'CONTINUE 'src76_src.pi rmfset=response.ds withrmfset=no arfset=fullrun_mos1_x&'CONTINUE 'mm0112570401_pi300-10000_pass1_cl_src76.arf detmaptype=flat detmapa&'CONTINUE 'rray=detmapfile.ds: detxoffset=1200 detyoffset=1200 withdetbounds=n&'CONTINUE 'o detxbins=5 detybins=5 psfenergy=2 filterdss=yes filteredset=filte&'CONTINUE 'redpixellist.ds withfilteredset=no sourcecoords=eqpos sourcex=0 sou&'CONTINUE 'rcey=0 withsourcepos=no extendedsource=no modeleffarea=yes modelqua&'CONTINUE 'ntumeff=yes modelfiltertrans=yes modelee=yes modelootcorr=yes eegri&'CONTINUE 'dfactor=100 withbadpixcorr=yes badpixlocation=../../xmm0112570401/p&'CONTINUE 'roducts/events/fullrun_mos1_xmm0112570401_pi300-10000_cl.evt.gz psf&'CONTINUE 'model=notSpecified badpixelresolution=2 setbackscale=no keeparfset=&'CONTINUE 'yes useodfatt=no ignoreoutoffov=yes crossreg_spectrumset='''' cross&'CONTINUE 'regionarf=no # (arfgen-1.80.1) [xmmsas_20110223_1801-11.0.0]' XDAL0 = 'fullrun_mos1_xmm0112570401_pi300-10000_pass1_cl_src76.arf 2012-01-2&'CONTINUE '9T15:23:49.000 Create arfgen (arfgen-1.80.1) [xmmsas_20110223_1801-&'CONTINUE '11.0.0] High SAS_MEMORY_MODEL= SAS_ROWS= SAS_ZERO_ROWS= SAS_COLUMN_&'CONTINUE 'WISE= ' CREATOR = 'arfgen (arfgen-1.80.1) [xmmsas_20110223_1801-11.0.0]' / name of code DATE = '2012-01-29T15:23:53.000' / creation date LONGSTRN= 'OGIP 1.0' HISTORY Created by arfgen (arfgen-1.80.1) [xmmsas_20110223_1801-11.0.0] at 2012-HISTORY 01-29T15:23:49 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 = 2400 / 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 = 'ENERG_LO' / No comment TFORM1 = 'E ' / data format of field: 4-byte REAL TUNIT1 = 'keV ' / physical unit of field TTYPE2 = 'ENERG_HI' / No comment TFORM2 = 'E ' / data format of field: 4-byte REAL TUNIT2 = 'keV ' / physical unit of field TTYPE3 = 'SPECRESP' / No comment TFORM3 = 'E ' / data format of field: 4-byte REAL TUNIT3 = 'cm2 ' / physical unit of field EXTNAME = 'SPECRESP' / The name of this table TELESCOP= 'XMM ' / mission/satellite name INSTRUME= 'EMOS1 ' / instrument/detector name FILTER = ' ' / filter in use ARFVERSN= '1992a ' / OGIP classification of FITS format HDUCLASS= 'OGIP ' / Format conforms to OGIP standard HDUCLAS1= 'RESPONSE' / dataset relates to spectral response HDUCLAS2= 'SPECRESP' / dataset is a spectral response matrix HDUVERS1= '1.0.0 ' / Obsolete - included for backwards compatibilityHDUVERS2= '1.1.0 ' / Obsolete - included for backwards compatibilityHDUVERS = '1.1.0 ' / the version of the HDUCLAS2 format in use END ; ; <# <# =u=?e==\)@.(=\)=@O== @30= ={@E={=Q@(=Q=\?=\=?^== =?aN= ==G?j=G=?;==?)=>?)(y>>?R>> =q?> =q>\)@ R$>\)>z@'5>z>@Ao>>R@P>R># @e=># >(@qH>(>.{@ܼ>.{>333@>333>8Q@>8Q>=pA >=p>B\A>B\>GA/y>G>LACK>L>QAQۉ>Q>W =A`>W =>\(AsV>\(>aGAe>aG>fffAeK>fff>kA>k>pA >p>uAd0>u>zHA֑C>zH>A>>\Aw>\>BX>>A{>>=qA >=q>B'>>\)B  >\)>B>>zAĚm>z> =AV,> =>AD9>>(AP>(>RA>R>GA>G> A> >ffA7>ff>Ay>>Bm>>{B x>{>Bv>>33BN>33>B#r1>>QB)F>Q>HB->H>pB4Ki>p>B<"->>\BC>\>BK&>>ǮBUޏ>Ǯ>=qB[@>=q>Bc?>>\)B]>\)>BB<>>zBQT>z> =Ba> =>ٙBlg>ٙ>(By>(>޸RBX>޸R>GBm>G> BI> >ffBZ>ff>Bn>>B|>>{B >{>B>>33B>33>B>>QB>Q>HBD>H>pB[>p?Bo??GB"?G?\Bz?\? Bۃ? ?Bѽ??ffBJRBp?>R?@B?@?AGB]?AG?B\B?B\?C BN?C ?EBc?E?FffB?Fff?GC?G?HC(?H?J=qC ?J=q?KC._?K?LCv?L?N{C Q?N{?O\)C .b?O\)?PC x?P?QC ?Q?S33Cc?S33?TzC6?Tz?UCS*?U?W =CO8?W =?XQC?XQ?YCn?Y?ZHCP8?ZH?\(C5?\(?]pCW ?]p?^RCw7?^R?`C݁?`?aGC?aG?b\C!@q?b\?c C"?c ?eC$ 1?e?fffC%;?fff?gC'?g?hC(0n?h?j=qC)Pj?j=q?kC*p?k?lC+.?l?n{C-T?n{?o\)C/-8?o\)?pC0(?p?qC2 ?q?s33C3?s33?tzC5 ?tz?uC6ED?u?w =C7g?w =?xQC9?xQ?yC:}2?y?zHC;?zH?|(C= -?|(?}pC><?}p?~RC?t!?~R?C@??CA???GCC g?G?CDw??\CF;?\?33CG:?33? CHzG? ?zCI+?z?CK@E??CL:??ffCL+?ff? =CM? =?CO??QCPk?Q?CQ ??CR??=qCT?=q?HCU?H?CV??(CW?(?CX{;??pCYm?p?{C[+?{?RC\JC?R?\)C]?\)?C]??C_??GC_}?G?C`Y??\Can?\?33Cb?33? CcY? ?zCd&?z?Ce??Cf??ffCg?ff? =Ch]? =?Ci??QCj?Q?Ckbt??Cl$??=qCl?=q?HCm#?H?Cnj9??(Co?(?Cpo??pCq$P?p?{Cq?{?RCre;?R?\)Cs)?\)?Ct'??Cue??GCup?G?Cv??\Cw?\?33Cx?33? Cx? ?zCy,v?z?CzS??Cz??ffC{:l?ff? =C{? =?C|??QC}?Q?C~S??C3??=qC m?=q?HC`I?H?C??(CR?(?C>@"H@#33C,_@#33@#C-(Y@#@# C-@# @$(C.,@$(@$zC.@$z@$C/O@$@%C/@%@%pC0 @%p@%C1!@%@&{C1@&{@&ffC2@&ff@&RC2{@&R@' =C2"@' =@'\)C3!S@'\)@'C3L@'@(C3l@(@(QC3p"@(Q@(C3h@(@(C3Qd@(@)GC3F@)G@)C3E@@)@)C3OR@)@*=qC3a@*=q@*\C3pw@*\@*HC3{@*H@+33C3a@+33@+C3@+@+ C4%@+ @,(C4]@,(@,zC4u@,z@,C4@,@-C4@-@-pC4@-p@-C5@-@.{C5 #@.{@.ffC4@.ff@.RC4@.R@/ =C3@/ =@/\)C32@/\)@/C1@/@0C/@0@0QC-@0Q@0C+@0@0C*^@0@1GC* X@1G@1C*vx@1@1C+@1@2=qC,P@2=q@2\C-!@2\@2HC.@2H@333C/'@333@3C0_w@3@3 C1,}@3 @4(C1w@4(@4zC2V@4z@4C2K@4@5C3x@5@5pC3@5p@5C3@5@6{C4, @6{@6ffC4 @6ff@6RC5+@6R@7 =C5@7 =@7\)C6'@7\)@7C6@7@8C7J@8@8QC7@8Q@8C7@8@8C8W@8@9GC82@9G@9C9=@9@9C9s@9@:=qC:2O@:=q@:\C:j@:\@:HC;@@:H@;33C;@;33@;C@=p@=C>>H@=@>{C>d@>{@>ffC>@>ff@>RC>@>R@? =C?@? =@?\)C?N@?\)@?C?~@?@@C?@@@@QC?!@@Q@@C@ &@@@@C@?@@@AGC@Iw@AG@AC@JK@A@AC@S@A@B=qC@p@B=q@B\C@O@B\@BHC@o@BH@C33C@g@C33@CC@p@C@C CAf@C @D(CA'@D(@DzCA;@Dz@DCAO@D@ECAa@E@EpCAp@Ep@ECA{@E@F{CA}@F{@FffCAi@Fff@FRCAHa@FR@G =CA'@G =@G\)CA@G\)@GCA@G@HC@#@H@HQC@9@HQ@HC@ѩ@H@HC@@H@IGC@sb@IG@IC@:@I@IC@@I@J=qC?@J=q@J\C?{>@J\@JHC?8k@JH@K33C>@K33@KC>L@K@K C>x@K @L(C>Hl@L(@LzC>.G@Lz@LC> O@L@MC>-@M@MpC>e@Mp@MC>@M@N{C=@N{@NffC=@Nff@NRC=@NR@O =C=}@O =@O\)C=@O\)@OC=@O@PC=@P@PQC>\@PQ@PC>3@P@PC>p@P@QGC>@QG@QC>4@Q@QC?(@Q@R=qC?g*@R=q@R\C?@R\@RHC?@RH@S33C?@S33@SC?h@S@S C?@S @T(C?2@T(@TzC@@Tz@TC@6@T@UC@Z@U@UpC@{@Up@UC@)@U@V{C@@V{@VffC@@Vff@VRC@C@VR@W =C@S@W =@W\)CA@W\)@WCA @W@XCAJ@X@XQCA@XQ@XCA [@X@XCAt@X@YGCA@YG@YCA@Y@YCA@Y@Z=qCA@Z=q@Z\C@@Z\@ZHC@>@ZH@[33C@S@[33@[C@@[@[ C@h8@[ @\(C@2Z@\(@\zC?@\z@\C?@\@]C?[@]@]pC?@]p@]C?>@]@^{C?@^{@^ffC?@^ff@^RC?@^R@_ =C?k@_ =@_\)C?@_\)@_C?=@_@`C?@`@`QC?@`Q@`C?@`@`C?@`@aGC?@aG@aC@@a@aC@K@a@b=qC@-@b=q@b\C@@b\@bHCA5@bH@c33CA,K@c33@cCAAW@c@c CA[l@c @d(CAzj@d(@dzCA@dz@dCA@d@eCA@e@epCB@ep@eCB+@e@f{CBN@f{@fffCBh@fff@fRCBsN@fR@g =CBy@g =@g\)CB~9@g\)@gCB@g@hCB>@h@hQCB@hQ@hCBd@h@hCB@h@iGCB@iG@iCB@i@iCBe@i@j=qCB;@j=q@j\CBٟ@j\@jHCB@jH@k33CC@k33@kCC@k@k CC3@k @l(CCM@l(@lzCCg?@lz@lCC} @l@mCC#@m@mpCCo@mp@mCCH@m@n{CC@n{@nffCC@nff@nRCC@nR@o =CC\@o =@o\)CC@o\)@oCC@o@pCC@p@pQCC5@pQ@pCC@p@pCC֜@p@qGCC@qG@qCD@q@qCD:@q@r=qCCb@r=q@r\CC#@r\@rHCCŬ@rH@s33CC @s33@sCC.@s@s CC@s @t(CC+@t(@tzCCC@tz@tCCy*@t@uCCn@u@upCCjH@up@uCCiU@u@v{CCh@v{@vffCCe@vff@vRCC]@vR@w =CCS*@w =@w\)CCG@w\)@wCC<;@w@xCC1N@x@xQCC(Z@xQ@xCC$@x@xCC&3@x@yGCC+H@yG@yCC2@y@yCC>@y@z=qCC]<@z=q@z\CC@z\@zHCC@zH@{33CC@{33@{CC@{@{ CC@{ @|(CC@|(@|zCC@|z@|CC@|@}CCs=@}@}pCCb@}p@}CCQ3@}@~{CC?@~{@~ffCC.@~ff@~RCC#@~R@ =CC4@ =@\)CCWU@\)@CC}@@CC@@(CC @(@QCC@Q@zCC@z@CCv9@@CCjQ@@CC`M@@CCVA@@GCCLx@G@pCCC@p@CC<@@CC:@@CCD@@{CCTP@{@=qCC`X@=q@ffCC_@ff@\CCLt@\@RCC5@R@HCCM@H@ =CCM@ =@33CB@33@\)CBҤ@\)@CB@@CB@@ CBTT@ @CB-@@(CB@(@QCA@Q@zCA@z@CA@@CA8@@CA@@CAb@@GCA@G@pCAv=@p@CAc@@CAT)@@CAJ&@@{CAD@{@=qCA?@=q@ffCA:-@ff@\CA2@\@RCA)@R@HCA @H@ =CA3@ =@33CA @33@\)C@@\)@C@@@C@ޜ@@ C@)@ @C@{@@(C@@(@QC@I@Q@zC@@z@C@k]@@C@Q@@C@/@@C@@@GC?@G@pC?@p@C?y~@@C?W2@@C?;@@{C?!@{@=qC?i@=q@ffC>S@ff@\C>ˇ@\@RC>@R@HC>s@H@ =C>d@ =@33C>A@33@\)C>5@\)@C=@@C=@@ C=@ @C=s@@(C=a@(@QC=4w@Q@zC=@z@C<9@@C<@@C<@@C@@ C&@ @C&@@(C&[+@(@QC&"j@Q@zC%@z@C%,@@C%|@@C%@Z@@C$@@GC$c@G@pC$i@p@C$@@C#'@@C#I@@{C#6/@{@=qC"@=q@ffC"Q@ff@\C"u@\@RC"D @R@HC"o@H@ =C!@ =@33C!@33@\)C!}@\)@C!H@@C!@@ C چ@ @C @@(C d^@(@QC @Q@zC-@z@Co@@C@@CӮ@@C@@GCKV@G@pC@p@C@@C@@C=@@{C@{@=qC@=q@ffCmV@ff@\C"X@\@RCЬ@R@HC{+@H@ =C%f@ =@33C@33@\)C@\)@C8@@C@@ CX@ @Cd&@@(C*@(@QC@Q@zC@z@C@@CU@@C!@@CU@@GC@G@pC@p@CX@@C#@@C@@{C9@{@=qCh@=q@ffC._@ff@\C~@\@RCҜ@R@HC@H@ =Ct@ =@33Ca@33@\)C4J@\)@C@@CR@@ C@ @CwX@@(CH}@(@QC@Q@zC@z@Cp@@C@@C\K@@C#%@@GC@G@pC@p@Cc@@C$@@CG@@{C@{@=qCb+@=q@ffC#@ff@\C@\@RC@R@HCy@H@ =CB@ =@33C @33@\)C2@\)@C@@C2@@ C@ @Ci@@(C^J@(@QC&@Q@zC @z@C @@C @@C L@@C @@GC ٪@G@pC @p@C d"@@C )&@@C @@{C @{@=qC w@=q@ffC 8@ff@\C @\@RC @R@HC 2:@H@ =C @ =@33C w@33@\)C 9@\)@C @@C@@ C@ @C`@@(C$@(@QC؛@Q@zC@z@C)@@CҴ@@CB@@C7@@GC @G@pC@p@CV@@C@@C@@{CO@{@=qC@=q@ffC9@ff@\C{@\@RCK3@R@HCM@H@ =Co@ =@33C!@33@\)C@\)@CL@@C @@ C @ @C~@@(C<@(@QC@Q@zC@z@Cyg@@C7@@B@@BcQ@@GB@G@pBS @p@Bͼ@@BLt@@B@@{BSA@{@=qB @=q@ffB[Z@ff@\B@\@RB[@R@HB@H@ =BU@ =@33Bϯ@33@\)BH\@\)@B5@@B4@@ BZ@ @B@@(By@(@QB@Q@zB>@z@B@@B(@@Bp@@B@@GBe+@G@pB@p@B]|@@B>@@BE=@@{Bf@{@=qB!M@=q@ffB}@ff@\B[@\@RB_o@R@HBS@H@ =B1@ =@33Bꛘ@33@\)B@\)@BtW@@B"@@ BV@ @B̚@@(BF@(@QB{@Q@zB>>@z@BM@@B;@@B@@B=@@GB @G@pBCt@p@BǸ@@BL@@B[@@{BX@{@=qB(@=q@ffBf:@ff@\B@\@¸RBuT@¸R@HB&@H@ =Bޅ@ =@33B @33@\)Bݕ@\)@ÅB @Å@îBܭB@î@ B;@ @B@@(BYY@(@QB]@Q@zBy@z@ģB @ģ@Bٙ@@B)@@Bظ]@@GBF#@G@pBҠ@p@řB]@ř@B@@Bm@@{B@{@=qBuA@=q@ffBo@ff@Ə\Bki@Ə\@ƸRBټ@ƸR@HB@@H@ =BҠ@ =@33B@33@\)BQ@\)@DžBФ@Dž@ǮB @Ǯ@ BBl@ @Bΐ0@@(BW@(@QB-@Q@zB@z@ȣB@ȣ@B.b@@Bʌ@@B@@GB]K@G@pB@p@əBMH@ə@B@@BQ@@{Bײ@{@=qB`'@=q@ffB@ff@ʏ\BwP@ʏ\@ʸRB@ʸR@HBĕ@H@ =B%@ =@33B÷@33@\)BJ<@\)@˅BG@˅@ˮBp@ˮ@ B@ @B;@@(B*@@(@QB@Q@zBN@z@̣Bޅ@̣@Bm@@B @@Bz@@GB@G@pB@p@͙BD@͙@B@@Bk@@{B@{@=qB @=q@ffB&0@ff@Ώ\B@Ώ\@θRBJ8@θR@HB@H@ =BjY@ =@33BP@33@\)B@\)@υB@υ@ϮB@Ϯ@ B@ @By@@(B"P@(@QB_@Q@zB@@z@УBm#@У@BL@@B @@Br@@GB@G@pB@p@љBP@љ@B@@B @@{B'@{@=qBs@@=q@ffBR@ff@ҏ\B)@ҏ\@ҸRBo@ҸR@HBЍ@H@ =B9X@ =@33BU@33@\)B'@\)@ӅB@Ӆ@ӮB<@Ӯ@ B-@ @Be8@@(B@(@QB@Q@zB9@z@ԣBڄ@ԣ@B|@@B @@B>@@GBj#@G@pB@p@ՙBM@ՙ@BV@@B@@{B@{@=qB7@=q@ffB@ff@֏\Bl@֏\@ָRB@ָR@HB@H@ =B @ =@33B@33@\)B@\)@ׅBC@ׅ@׮B@׮@ Bg@ @B@@(B*v@(@QB4@Q@zB@z@أB;@أ@B@@B@@BJs@@GB@G@pB@p@ٙBm@ٙ@B@@BE@@{B&@{@=qB7@=q@ffB@ff@ڏ\BE=@ڏ\@ڸRBR@ڸR@HB_@H@ =B@ =@33B(@33@\)BL@\)@ۅB8@ۅ@ۮBH@ۮ@ BZ@ @B}<@@(B@(@QB@Q@zBR@z@ܣB@ܣ@B@@B+@@B3@@GBd@G@pB @p@ݙBI@ݙ@B6y@@B|@@{Bg@{@=qB@=q@ffB @ff@ޏ\B1@ޏ\@޸RBK@޸R@HBb@H@ =B@ =@33Bj@33@\)B-7@\)@߅B@߅@߮B^@߮@ B@ @Bn@@(B)I@(@QB-@Q@zB[@z@B@@B@@B%@@B@@GBW@G@pBx@p@ᙚBE@ᙚ@B!@@B@@{BQw@{@=qB@=q@ffB@ff@\B~/)@\@RB}]@R@HB|@H@ =B{t@ =@33Bz @33@\)BzS@\)@ByH+@@Bxx@@ Bw@ @BvX@@(Bv@(@QBuA@Q@zBtw@z@Bsx@@BrF@@Br@@BqY@@GBp@G@pBoև@p@噚Bo@噚@Bn\@@Bm@@{Bl@{@=qBl3@=q@ffBk}@ff@\Bj,@\@RBjG@R@HBi^@H@ =Bh@ =@33Bg@33@\)Bg?@\)@BfL@@Be@@ Be@ @Bd^@@(Bc@(@QBb@Q@zBb$/@z@Baa2@@B`j@@B_"@@B^@@GB^$@G@pB]D@p@陚B\^ @陚@B[s[@@BZ@@{BY@{@=qBX@=q@ffBW@ff@\BV@\@RBUJ@R@HBT@H@ =BS@ =@33BR@33@\)BR@\)@BQ1%@@BPU@@ BO@ @BNn@@(BM@(@QBM6A@Q@zBLJ@z@BK@@BKD|@@BJ@@BJ9@@GBI)@G@pBH@p@홚BHw,@홚@BG@@BGpj@@{BFT@{@=qBFq@=q@ffBE@ff@\BEx@\@RBD@R@HBD @H@ =BD@ =@33BC@33@\)BC @\)@BB]@@BB@@ BA@ @B@@@(B@sq@(@QB?@Q@zB?S@z@B>@@B>t@@B=}"@@B@@B-s@@B,,@@GB,>@G@pB+d@p@B+#4@@B*k@@B*.@@{B)@{@=qB)>@=q@ffB(8@ff@\B(O@\@RB'آ@R@HB'a@H@ =B&@ =@33B&o@33@\)B%@\)@B%zB@@B$K@@ B$~}@ @B#@@(B#zs@(@QB"@Q@zB"kS@z@B!5@@B!M@@B @@B $@@GB@G@pB3@p@BX@@B@@B.@@{B@{@=qB@=q@ffBHK@ff@\BT@\@RBs@R@HBx@H@ =Bm@ =@33BK @33@\)B(@\)@B(@@BB@@ B@ @B@@(B \@(@QB@Q@zB@z@Bp@@B(@@B@@BB@@GBҏ@G@pBc@p@B@@B@@B@@{B@{@=qBM@=q@ffB@ff@\B}@\@RB@R@HB E@H@ =B H@ =@33B n@33@\)B | @\)@B @@B @@ B G@ AB KAA{B x3A{A(B tA(A=qB dA=qAQB >UAQAffB5AffAzBpAzA\B YA\ABqAARBAARABAAHByAHABAAA =BA =ABNAA33BA33AGB]AGA\)B!A\)ApBApABVAAB AABAAB AA BrA ABKAABߓAA{BrA{A(B'A(A=qA%$A=qAQA=AQAffAJ|AffAzALAzA\AEeA\AA5AARA-ARAAFAAHAFAHAATAA =AA =AAgkAA33AA33AGA%AGA\)AiwA\)ApAApAAbAAA]AAA[AAAAA ARA AA˪AAABAA{A׷A{A(A)A(A=qA֘A=qAQAOAQAffAkAffAzAAzA\A,A\AAӃnAARAKARAAAAHAaRAHAAРAA =AxA =AA`AA33AEA33AGAvAGA\)ḀGA\)ApA,ApAAAAA(AAASAAAMAA AǫA AAAAA AA{AAHAA=wAA =A=!A =AAA4A4H@=A4HA4@AA=A=?2)A=A=?­A=A=?A=A= ?A= A=?A=A>?AA>A>{?7A>{A>(?vA>(A>=q?"A>=qA>Q?A>QA>ff?z+RA>ffA>z?f)A>zA>\?QpA>\A>?:`A>A>R?!e.A>RA>>.A>A>H>A>HA>>~A>A? =?A? =A??8A?A?33?7[A?33A?G?K A?GA?\)?X8VA?\)A?p?\kA?pA??]V'A?A??^3A?A??_A?A??_HA?A? ?`A? A??a1A?A@?a<