EDP Sciences logo
Subscriber Authentication Point
Search
Menu
Home All issues Volume 624 (April 2019) A&A, 624 (2019) A31 Full HTML
Free Access
%PDF-1.6 % 7 0 obj <> endobj xref 7 57 0000000016 00000 n 0000001668 00000 n 0000001743 00000 n 0000001864 00000 n 0000002124 00000 n 0000002205 00000 n 0000002237 00000 n 0000002757 00000 n 0000003242 00000 n 0000003802 00000 n 0000004194 00000 n 0000004592 00000 n 0000005025 00000 n 0000005467 00000 n 0000005882 00000 n 0000006156 00000 n 0000006275 00000 n 0000006599 00000 n 0000007380 00000 n 0000008080 00000 n 0000008644 00000 n 0000009094 00000 n 0000009686 00000 n 0000010615 00000 n 0000010901 00000 n 0000011130 00000 n 0000011217 00000 n 0000011435 00000 n 0000011639 00000 n 0000011728 00000 n 0000012880 00000 n 0000013660 00000 n 0000013999 00000 n 0000014208 00000 n 0000014439 00000 n 0000014531 00000 n 0000015186 00000 n 0000015393 00000 n 0000015711 00000 n 0000015873 00000 n 0000016387 00000 n 0000016484 00000 n 0000016673 00000 n 0000016881 00000 n 0000017527 00000 n 0000017713 00000 n 0000018430 00000 n 0000018597 00000 n 0000018813 00000 n 0000018974 00000 n 0000019393 00000 n 0000019598 00000 n 0000020131 00000 n 0000020662 00000 n 0000021402 00000 n 0000021826 00000 n 0000001436 00000 n trailer <<5D179A833CCDDB42BB990937CA3EB0D1>]>> startxref 0 %%EOF 63 0 obj <>stream xb``0c``}~sP0pԙA17 \Ί|"zRmpGEev&6 sq 2Xo8޹'|C&b3|.p6.sSF t72Cd. endstream endobj 8 0 obj <> endobj 9 0 obj <>/Encoding<>>>>> endobj 10 0 obj <>/Type/Page>> endobj 11 0 obj <> endobj 12 0 obj <> endobj 13 0 obj <>stream H=1 {'`HINU`-A`3@-bH==>%e]_Iv')(,$P5~B/kbB7,.SN^%mvרj&yr{F3}Meے{c$Jq:psJ\!HW.D;SKa&ڤsk$9,u1K!J+z2ڜEwFUq U }cWaQN!jU8@Un>V3ɪ]Fjh} D4 \eLr uj#D) ֘İ .,$#V6rY~dH<ހp|!)1%=vyµ9hq1m3#~$[μ kg~̏WK;d~z`0 endstream endobj 14 0 obj <>stream H@ yy !Q ʣSq YM2 b_ߏ|,;y' Q*՟_˷T/}Vcp~(Ԇ@kU ׷B I'Qy- h.E% `RIY#jlQ`tH_р|=bRrzah>YJ-!JΙUbza!h4= )*ТA%2ɶA-5s$"[G)F%6 ,N'8b&y\/`? okH' YotwI*j0F^bmݴөO[ |\=b[N-D endstream endobj 15 0 obj <>stream H;oSAS<5m$)ɕ( t)gݵ8.|}<;9& fS{l r! " ,XEn:p\@5%4ɘ '$xnÃ307Z&l9Qb,\qWT"ܔeUWvQ#Ho|µ`UPJ&'Œ%ve>Pʶv>X(;8~{^\QDvARbԠ?pqu#pwS;2Wu#+-xW,窖^ywv܅N+?]eҿ ~V"Xvb|#X@%mB5:rWq/'az  }v6:]١B`ڄOo>-yaI}]QOʫ/0]wCjZKPCA(rT~IW2y5#L22Y7ߏbq0;  endstream endobj 16 0 obj <>stream Hn wjX+uV5[۩R_U\Ho}A/yv<.o~+(y}2AH}Z{B]9g- eφ!ߑlns ]RJ2ւ*`߂p٥4;K(弒D&fY4YO?`&\7 FLro淁ߕ[7 F|n=gX( &x-)GP 70bXQ]+9`&n1\;ÍN:tE\`5O endstream endobj 17 0 obj <>stream H=O0ݿ#8ݗ?nEbaCd&$&:q\q3D:]E^~yz:;F 9 H?۽.{O~9G )QAC%Vq>m=F#`?r(O[irK@Nd QOe?"\ѩtר2rY YKAx0nqnpޒ]`2^4AVހ"a@: qnpm d_X"?xyO)̅+|cTyzDW,] Zr@wimmٶd6d?#. endstream endobj 18 0 obj <>stream H=S0 w t@Ȓ%+w]؀lS;Md^d;)>q-)fJj2y y!'FmoI+XK-Z%<"qv~s3Iq 3J-؅zc)EC+I2;ep.ԓ]xo5^HU qI hk"ZFU_] 5I7hetه[\h,ͭUV9ʕՖ,YՁDFe(m53`Dl K\%v.q0XXՙs O2 endstream endobj 19 0 obj <>stream H1S0 w t@Hd+w,l@7`S;v@ O_]x  hfqu -u+l62 )sɠ ?@Z@t (]x(VoK>IOQ7q[V =55aQacgeC\C:IyCu!U=ObS@l:Kq`yb4xAt ؔ[qE'~A D_z@ԩWAj!]ZsCRL$2hеID .?ɼxǫA nM@un5# endstream endobj 20 0 obj <>stream H=O0ۡ}+ ([ae\JVȃcwDVBeH g5FÁ3H #U8sIX"M (|Am>Az}O h 1К#)E1;K?!).Lº'^2=NKnUǠsǯGbi>stream x]A E[4iM^ahX o0Uc\IS~a) ! -!Zr&v2U3 W> sl^lBwkYjmEf]+5I^NUUMBl4 AJt;g3ąv@KỦ4QMf endstream endobj 22 0 obj <> endobj 23 0 obj <>stream x]Q9r0 )8%>#oN(k{w2jPH$٤T!,u9~G$+HIi-*‹cǰ)H 0.l"侊 %ɽdyC"8c[}3Sb4jtw{P^scPLvlE.Das ȍi`(Ki% g+^=O̽qlO&1> f endstream endobj 24 0 obj <>stream x]T9$G i  YQvf QMAG|P=9~ ~'ʺ?cQݕro/6d;ErJIqpD8~Qۑ`n#Co%N1'k({3Ȉ0n@PIaʴ'~L 2/N*GƘ=Sl3j=5igAIELk' 3Wl[I &,S_`1t&Itj6znb?JQCNW;5S HcC@AtPMlQ;fܫׁ? t(kF]\{*M;Ԃug Fiy9Z*_4ڹ'c·Pv'nO&d QP=5 : V/!*ZNށ6iJdΰb6QׇL:8 5 8K Y.]f s_,0u0,z,;~n!L[.M_ 쾽by X`{nokKc*k_E{tߖJfǞ kf;֗fc;i4 cFg-==M`f-$nO a\;0˱4뢾1Ob졐b>stream x];,7^bWX0.g7zF3HH8:/O%}`bY:]J{wԹ?6w1O(͢w):T@r`sXtNK3*lʽK)ewNn&YB]-reطql@-q%F{QՒP%vICf#G푫E"KT2&Mftvy=У A[rMq p yDUPv@s!*R SdN;HjN^v{ 19C˜4+ѻQ:4|.1\۠E`CmI;km`Cs2W ,kRti8|]pa@Wo[f nfI2*Խ>'{dgv&| 9K endstream endobj 26 0 obj <>stream xMS=Ju7g8ƞ[/ 6$*yZ/M|,}#J$4u>Sԕ endstream endobj 27 0 obj <>stream xm9@ EsbMp_3p4|_=-i0n((>_Kf=Xdcbg]FU_qF.ˤ|M}r}lUH;i\D}82BbE51)Ȋc(fI֡84F5;W#i wRGL C}^,e[ +V9[E^,'d,J϶7 B fsů^S~XQ3dOM9U8d C@̀*N0atE$E#d\ C!:V(<(8pAK^n7ru<ڤ8bK\ 8MOtsoKol?ۤ| endstream endobj 28 0 obj <>stream x]T9@ M31فZIj6Ydtf }PzS/=Eq{#g[s8taSRcPqvL7N&Z)2\<qJI) ŋBw7[ ^>o;nd#3cXaJKk_ǍqgƊ5ؘRʴ`Ahʊ.4.PuŐTDkQu-\aȓkQ;JQ$$MsǘIJ7 QhP%@aL7ס꘹ڕg1qw9Oq,mv;o|"j&UUTR~TU]">stream xUU;' (gXu'~iǵU;A f/lsDKч y7 ^Kkt]`=dvkl1\}lF&˫g4=IIff2℉MG> h!.Ӻ2]2T{XdMhi=ϗe7Fdua}5 ڬz?WNn}CŲ,zY*ZpV)(@Lk$`le}U\4Up^Fb‰Hj.=NAڲAf@I'W㈴ ȑ-$k^զ Um7$Ul`=75u7V|w3)},(«Aٿܑf}/omUmx%d6Yc#Тe! X-B/%ICD,JA7 F(Z(MR"`J*o'"b~<=G(XdHR-*5p,`ıKmb_:cs_!)3&H߃N\Y3u'N#P[ΞF2Эdpw !&ɍPV1e뮓@]U-7zcj FLRHA[{nԄYֻ?~:-$&?=̾9ʠw9Y Nd2x[О'nk{PO$=: y89;qh#l$@*g}"ǭ0P8NfyH1NN`HL\CkNnF߉損sA^qyx3 endstream endobj 30 0 obj <>>> endobj 31 0 obj <>stream x]O10 ЅUqP(/ PU.GOJ`H_#49ua:X8 doz&PJUZF'mUu 63iPh.q\c$Nii 83 >\S] endstream endobj 32 0 obj <> endobj 33 0 obj <>stream xUN;A9s Ϡ Țh$32!#}&X~q%jZP 3Ыj) <4\PE84iQn If[SǨ:][#'U3CFmbYͰm<.p75 endstream endobj 34 0 obj <>>> endobj 35 0 obj <> endobj 36 0 obj <>stream x]V9v,7 a_3( PPz-ZF+J?MF~lQC}WKn ٦{Ry}nnc]U}iv|;3Yxqk\{ND Z+VXɼj1yl+$[PH[ s?ˌ{w~.nKӆMQҚt]d3ۇ!5;ƃ8jAm=T֋hG*c2&MT'8SI0!4vF N)]_p3vPgTƾO)|89:c5X8No&`R C2!v5ЯBv`ؖՊ>eM:SzrZ;3~J]0hL󋁉~)eàÖ|ˉu8aA!1Z1^04X} ϧIdhAWhi-Cˌ@ ':i;fi;SUܲEՇ 1O>0#J9s:YnZG9@oDP$C_r\=hn.sx>G*0(/tH;uSS_rp13Q;L KA1KaN%td},N-/  ۃڢ>Β6>o@f@ 8B u>Gh[00ޮid0rs`mftJ8(3^<eFhG{^&¿5K3gD骧ed]n֬ቫY3]8kHYe7M]rG׋ hexr4wH~%Þʈ!vjoН!lr,Y~w]]X׵CoNuM:ƿxЍ endstream endobj 37 0 obj <>stream xUT9H hGzƼkgjIUʠ(d+z}0[Q܇$R,ddP%&Y31U–`|X[<}BHF]i2e?uv<ii( u6vvx%rPgdΩID9M+;e"hR*؟f^7Gv ~b\GlM98kP%=F<ᄟ s&J15t5:z3C),pFIZgLG%16d0U/wŌ(20ed{Uk!4zKqP&[>=f}˜QbP! MctDFuxW3pn']s&[:f}=>W3R1*0(vnC0Y(u~ ke֩;B}$Xm|9|l>stream xeQ;rD1} <{I)r&؛}N: bf y]s|aw7Yx"M8f`)T&&8G& p Ԯ2dEbTrC^mQ-(Bݕ(@iNY\hx }Oz7G5鞆ܥj &x o*XXgwvj5JxnqƼ9?|vb.[ rCm?\;mOHhZ\bo67f endstream endobj 39 0 obj <>>> endobj 40 0 obj <>stream x]O10 @vA,tahU@p' aKTUt;,ұ ":= EY7' ^=b I>NC^k+x QESb'm8> endobj 42 0 obj <>stream x]T;9Pfk#oO`j$!xc2d&Lk||v'ߵȔ S"L0:)CT 2i2d qs`8̆;X JīdY':0`0Q%cpxnw_WADqU)s/V3V 1z$=+UN<` uB2GcD'Y5QuYV9C!pղ9Hؿ.w1j@f?2QUԘLjI7-h7-hR=M '\9'9R*q~B2y {7'JR(}eQCA9àqF,H(R:j%=D:)EwtTB9~Dq#o+ARyPO^=-*mMrcFIڈ=תFj7׉ٱG7Wbdzc曨Z|g ~e0 YKʐ@DG «%!BrfZ =M<К]ḦX׃V*HZ!2~~ڿJ$ endstream endobj 43 0 obj <>>> endobj 44 0 obj <>stream x]=n0 FwB7d0KE x,(ۗg}Or뮻OT=kD=m:ָ>]^]PSoaɶ%|)b h  se61/GAxjt4D4u" Ьec|;ރ@Yg@ XO X YD($8< C+Wpܕ^u|֊y\t>e+< c]' endstream endobj 45 0 obj <> endobj 46 0 obj <>stream xmSI1 +t0wQϘ78ir/)ncŒXd9cb#:~Ă |3"TϸTCǍd,&_ 3Z/PH_F'VS͢ɸ0$n,lz!a4!$Q:-<>RMrǑSn'0] !UTƂLQc5Jx!=>6hMR]Hx5)i̗gz(ZX0ER\QDa&в9%uhNBKuO{h'`-tmUbl PrǁՄE`}z=0_К=`*-ĩ3c0ߖl$JA_ .+*ւY9Rٛgܾ>stream x36P0C.=CH endstream endobj 48 0 obj <>stream xe1PC |rUf$"?[  d*MS[I^6ď/2#5@ 80vI9; jqZX9.sv>l;nC0* endstream endobj 49 0 obj <>stream xM;BAEY נy ϢC8!-q1>>-O61؅!݃I,m“Q6b}ħ2r=bY﷘jYݮ^q_2 endstream endobj 50 0 obj <>stream x]S91  ,C7K-˜`DIA<>Ć:~Ă yUN|?2u66>RJ?w1j4}̞ב0uMK!Ncr9ui.iڪx20G5F$ 6IsFG_ 7IꓨIAa$`ā79X[=-|0n#=x[@3EkI:9i bF6 %F]e%~%7<Γ8kbX1k#UI4Qˬâh њLIN8s\FKHoIjH+!aZH/莛gpqߖl[xY?FZ6^7XkjZ1>^ 'sh8+% 1,Pv7 [œL`(̬k*|xdW,;* \Ԉp `C48rDj]Vf> cipzy endstream endobj 51 0 obj <>stream xe= P{Oa4cϐU7kB ̄2.g M)/SN)Y;(aج|>iX0UsX92O]14PHާsu^?͉&4 endstream endobj 52 0 obj <>stream x]TˎAW9Q78iZkKME+c=X{4Yش//,J]Ҩv'z@2Aܔ0+6cFvv‘ "~嗧 /y HXn!q`V(ߦqGɬ ځ)TP5 7#I*s uddn4% ئ9< '{"; PgƗ6 f$;7;x IΘhX?V endstream endobj 53 0 obj <>stream xe10 "3C6$m@L0Q@B^|쪕 ιd.YxIA&ͼ ⏍*C4x <0}O:D'  endstream endobj 54 0 obj <>stream xm10EwN 3 RT)DȨYłqėKzGv\&} ܡE(|$v3WrlM1LP3Eصϳ; 饧h֕rŚ4r!~zOC endstream endobj 55 0 obj <>stream xM 0 D{O:!1c0`!IֻM7iPʼ+A:l.VI`(0K>stream x]Q90 u >]1r~7m-/ yF,tݽt؇rE 6[?w̘!>k3 uR ߭Vz1`YetUKP)ٯ&<:Q(wqV(st`OƊDnA2pm!̀hP'ċxNDBd BtEb{\X̛r_,Ҷ0{<ߞufXQ1'.]Pf0j J!ciߓx>stream xm=0 =`18C[,g'qNBR'"(mC(mvemo 4;\s5-I:Nk^~따%*&~ E][U6"5 endstream endobj 58 0 obj <>stream xmSIn@ }`aIX@FQUlJūjYĂ<\N^j$P]Z1ChNŽ)w-Br&AG ht#Yaݔq2G e)SlEWᖴhI!雙š+g@HYSRĩ)[9&rP4 ;$Q % V)FE HjUӊ7,h`:E@PԦ(Ɨ(l:9&SCc[v"Y&,6ֽ endstream endobj 59 0 obj <>stream x]S9A;(}ecו%5Ap] =X DP>r0YB fjs aD"Qwrz"Mux>stream x]T;0 } !~E#g +r&#ے-֤$rf [dbmaѩ3[_3raT: n#z}x8['onňnshg IܢiޕtC]F\F *YE8i(/@ Hn *72{Q"u!@ mbȢ]q#7e?$g\eV)Sy츶?9,O9E$-)0`)d|=/:9!xcq6GM R:G `BLOH?9-hu zmL޶˳(rHP%&t2r2G']gSI,っƨ$(mGG_FGrcNJ_u{! y ;sZA2ubP3:=57/AiH endstream endobj 61 0 obj <>>> endobj 62 0 obj <> endobj 1 0 obj <> endobj 2 0 obj <> endobj 3 0 obj <> endobj 4 0 obj <> endobj 5 0 obj <>stream 2019-02-19T10:09:59+05:30 2019-02-19T10:08:57+05:30 2019-02-19T10:09:59+05:30 GDL Version 0.9.7, Linux x86_64 (pslib 0.4.5) application/pdf Graphics produced by GDL ?@eagle uuid:163d2798-1f79-4dbc-8eb7-47d806b5adf0 uuid:b92da318-896e-4900-8795-f4327a2f387c GPL Ghostscript 9.26 endstream endobj 6 0 obj <> endobj xref 0 7 0000000000 65535 f 0000021868 00000 n 0000023059 00000 n 0000023147 00000 n 0000023223 00000 n 0000023275 00000 n 0000027019 00000 n trailer <> startxref 116 %%EOF

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.