EDP Sciences logo
Subscriber Authentication Point
Search
Menu
Home All issues Volume 627 (July 2019) A&A, 627 (2019) A47 Full HTML
Free Access
%PDF-1.6 % 4 0 obj <> endobj xref 4 55 0000000016 00000 n 0000001615 00000 n 0000001675 00000 n 0000001887 00000 n 0000002008 00000 n 0000002151 00000 n 0000002307 00000 n 0000002505 00000 n 0000003556 00000 n 0000003943 00000 n 0000004351 00000 n 0000004510 00000 n 0000004628 00000 n 0000004908 00000 n 0000005057 00000 n 0000005374 00000 n 0000005692 00000 n 0000005809 00000 n 0000006141 00000 n 0000006321 00000 n 0000007365 00000 n 0000007654 00000 n 0000008022 00000 n 0000008237 00000 n 0000008294 00000 n 0000008570 00000 n 0000008748 00000 n 0000009797 00000 n 0000009999 00000 n 0000010347 00000 n 0000010552 00000 n 0000010615 00000 n 0000010899 00000 n 0000011078 00000 n 0000012123 00000 n 0000012393 00000 n 0000012531 00000 n 0000012820 00000 n 0000013095 00000 n 0000013659 00000 n 0000014112 00000 n 0000014609 00000 n 0000015005 00000 n 0000015398 00000 n 0000015773 00000 n 0000015912 00000 n 0000016216 00000 n 0000016390 00000 n 0000016744 00000 n 0000016922 00000 n 0000017991 00000 n 0000018781 00000 n 0000018825 00000 n 0000019096 00000 n 0000001396 00000 n trailer <<4932D7BBEDC5B84DA36E0338C45CD847>]>> startxref 0 %%EOF 58 0 obj <>stream xb``0a``a g : |h=a!xmBG/W" & mM \do|W–b0EЁ},7000Wv@H3q@pn endstream endobj 5 0 obj <> endobj 6 0 obj <>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Type/Page>> endobj 7 0 obj <>stream H*2PHbw.= S1M  M-s=s\ - endstream endobj 8 0 obj <> endobj 9 0 obj <>stream x240S065U276r,#s# $`Ad_ endstream endobj 10 0 obj <> endobj 11 0 obj [600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 318 401 460 838 636 950 780 275 390 390 500 838 318 361 318 337 636 636 636 636 636 636 636 636 636 636 337 337 838 838 838 531 1000 684 686 698 770 632 575 775 752 295 295 656 557 863 748 787 603 787 695 635 611 732 684 989 685 611 685 390 337 390 838 500 500 613 635 550 635 615 352 635 634 278 278 579 278 974 634 612 635 635 411 521 392 634 592 818 592 592 525 636 337 636 838 600 636 600 318 636 518 1000 500 500 500 1342 635 400 1070 600 685 600 600 318 318 518 518 590 500 1000 500 1000 521 400 1023 600 525 611 636 401 636 636 636 636 337 500 500 1000 471 612 838 361 1000 500 500 838 401 401 500 636 636 318 500 401 471 612 969 969 969 531 684 684 684 684 684 684 974 698 632 632 632 632 295 295 295 295 775 748 787 787 787 787 787 838 787 732 732 732 732 611 605 630 613 613 613 613 613 613 982 550 615 615 615 615 278 278 278 278 612 634 612 612 612 612 612 838 612 634 634 634 634 592 635 592] endobj 12 0 obj <>stream x5RKrC1ۿSpΘ}tj'+-@B./YK~%ۥW%B>R-G- Q=2'":xa>N)x_xN;2$KMH=I+4t~&+s{rj X+)$=Hr7VސWg%&&MܕBXtLX㰄*aՃM5fcdxLP} #GMv²[6!D3,($Nc$ Ұ9 9e, mh%zМaמE[{ endstream endobj 13 0 obj <>stream x5R9@ } ] v͜~߆_ CVie!U-.Im W%ڥ Pt,6˯JH+kLwIi"Eo7o}=@.^ AS(i|Ъc(ew 4<3}(~_K&(? _osџa`Ś}@*z`yT endstream endobj 14 0 obj <>stream xMA "OPDtz_NE5jK02kP)U0\ 2IL{qIqzz"X endstream endobj 15 0 obj <>stream x36P0P040F@B!H Y@8&+ & endstream endobj 16 0 obj <>stream x5P C1g dVukm;aBXȔy)K>:L." u%ʚ +`p&^7`i5tႦ.B%|u{OxjrvC` jMX>stream xE 0D{`~&f( JpO{:2Sa ,S`5FR죰n_uzS*Ovvq= endstream endobj 18 0 obj <>stream xMQmD1 \ky R]oC /)%K [UC?13,=?TPbht/"+ߏe s`&4`oI&ռ3d‰ATwM,3V7: lx%D`r Z`Q+ tĺv7C/਺x} K{,|BL;wI#fR:=b}@e+ (\* endstream endobj 19 0 obj <>stream x-Q9AzBsˑ C :-qPO+Uwu9HTM]vf5,?c 7zqxLu5{kOfP2+qSușO \ ȹeƌ#M!RH&3AQ~#aU#j \Ks4;<9GW +ET<pC7ҹ^s0XM7/=[ endstream endobj 20 0 obj <> endobj 21 0 obj <>/Type/Font/CharProcs 20 0 R>> endobj 22 0 obj <> endobj 23 0 obj [750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 0 622 466 591 828 517 362 654 1000 1000 1000 1000 277 277 500 500 500 500 500 500 500 500 500 500 500 500 277 277 777 500 777 500 530 750 758 714 827 738 643 786 831 439 554 849 680 970 803 762 642 790 759 613 584 682 583 944 828 580 682 388 388 388 1000 1000 416 528 429 432 520 465 489 477 576 344 411 520 298 878 600 484 503 446 451 468 361 572 484 715 571 490 465 322 384 636 500 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 0 615 833 762 694 742 831 779 583 666 612 750 750 772 639 565 517 444 405 437 496 469 353 750 583 602 494 437 570 517 571 437 540 595 625 651 277 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750] endobj 24 0 obj <>stream x%QI!|dSsu^L  !xD1#Yk,x Y!uBu#mJLLgACV2ҋ%', bWP}T[ԫBRu}2>|o·̄04=GX+#8F/9vpH,w=gfŭWRqf5ix[ώw,?$Wn~@7 M endstream endobj 25 0 obj <>stream xMRK,1)@K$ѬlfQ2טrQ ܒpL5T=c|!% 'Va 9Np#Z.*0d Գޏ:41'Ar0kŇ_r. >g;e/ L[iq5rA iVBD>p $fH<2~u UF@x@gwdADB'tJW_UyIT(?87cΛw枘8_F7di!nn}\?Vox, endstream endobj 26 0 obj <>stream x5C1 C{O ˒esR%,:@jfގQ|#›j"LaHu%#{:{rugi`E3"Xzg3J'/ncYi!qS_9+0>m3; endstream endobj 27 0 obj <> endobj 28 0 obj <>/Type/Font/CharProcs 27 0 R>> endobj 29 0 obj <> endobj 30 0 obj [750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 0 1000 500 500 1000 1000 1000 777 1000 1000 611 611 1000 1000 1000 777 275 1000 666 666 888 888 0 0 555 555 666 500 722 722 777 777 611 798 656 526 771 527 718 594 844 544 677 762 689 1200 820 796 695 816 847 605 544 625 612 987 713 668 724 666 666 666 666 666 611 611 444 444 444 444 500 500 388 388 277 500 500 611 500 277 833 750 833 416 666 666 777 777 444 444 444 611 777 777 777 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 0 777 277 777 500 777 500 777 777 777 777 750 750 777 777 777 1000 500 500 777 777 777 777 750 777 777 777 777 777 777 777 1000 1000 777 777 1000 777 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750] endobj 31 0 obj <>stream x=;0C{#`9Ov޿]T( fFLim& eL9&/X =5>stream x-ˍ1C既'޶iF< YsʔE8*7L^|C%SՔA**LI7(n#cr?A7/a{Z"7ȡ"$ܐ0Uh +U$>E=:A7bQ]QU3Bä9o킪7d ;fYQtAmhֆ,;2pjQgNܕ >{#˚NbZ(}cъe'G[r endstream endobj 33 0 obj <>stream x510B LߓTm XH 5|y%]o*Ψpp.u wMԎbI}g:y-ybNǓmBž8hF S'#ڌWxtW4 endstream endobj 34 0 obj <> endobj 35 0 obj <>/Type/Font/CharProcs 34 0 R>> endobj 36 0 obj <> endobj 37 0 obj [750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 333 277 500 833 500 833 777 277 388 388 500 777 277 333 277 500 500 500 500 500 500 500 500 500 500 500 277 277 277 777 472 472 777 750 708 722 763 680 652 784 750 361 513 777 625 916 750 777 680 777 736 555 722 750 750 1027 750 750 611 277 500 277 500 277 277 500 555 444 555 444 305 500 555 277 305 527 277 833 555 500 555 527 391 394 388 555 527 722 527 527 444 500 1000 500 500 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 333 625 833 777 694 666 750 722 777 722 777 750 750 722 583 555 555 833 833 277 305 500 500 750 500 500 750 444 500 722 777 500 902 1013 777 277 500 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750] endobj 38 0 obj <>stream xMPKn1>B󼪫ok2OUI&J'% XEF8Zړ7KFtn˾HMe'wўկfQCߓÎ#b\ڔ ٬r?nؐP6_2cIYjHt?0at"^ pr? { K95SLƔaտ{}J endstream endobj 39 0 obj <>stream x327W0P04P52T025U075PH1䂋備 .>stream xMm! T~L=!Rh]a0˙dg -eT>#L?C$(^h IIah sHW3 `?A>:?|^"'˺ WFO'[,n~_H8}3QR-f#;y{_igДVD6oy/]T endstream endobj 41 0 obj <>stream x-P0{ FfJ UeEVB/ߕ@Krٽ7D/ iB-w/ˍZgB^u@iT3rfy嗴S&IJxLgM>d1 b0lṘc!7=.]:TUuk+3)nuGiLXB endstream endobj 42 0 obj <>stream xEIcAD> 9Zr/za6qӪ{쯤9ﴟk#RkQOTZmqbe<%-Gk(f`XnX Ry|Qŭ?I/ͫ@OfkOjmt²\jZҵ"C9s>n(iq(%kGNmh1) uC셌E%'kysV>stream x5RIr1+T~ϤrJ'.ԀAJT"e*G|}\/ȴhqc.kRiⰞqk ']7?xqP"QҦZax|@ GODtF. _2TgPc`#.њNc,"D;P7F}g:P5'\7`>stream x5Sq1 <8W7̬Mx 2,~_Wi?tކSޯmc sQ*@?yp HKyJ"jؗEp!tGX`x UD6dPf.ߦDOm0C$$Ut+YVQ7Yv*;R*g9Q ^*t>wݐ #rΓq+bYITjV0 `iąG b$|vw[X2m2 JCF;H:;#(;>z]NNݼһՍz^+N^_\(ڗ \T endstream endobj 45 0 obj <>stream xMq! *grrfW$V"e~RKU>_ ~K%\zt3S:DCMLTCjNoG|tYt$vOTx?P'B:uuc;wFaZd mHvIn,YYz!8)\|\ SM='a5_O,{R>0Åd"r4Tq'B 8mPe71c:euÞn8c|Ş,/z)F~f=AT3YD̴5KM1&|~3ɂE endstream endobj 46 0 obj <>stream x5Rm,1 Olv=[$b%P)q\ka!.!{5c}&3swT5>!L C8.TNvMEe*~9YDq&Rdt:TpA~zSw!]9"|.~/}VB*?aOB-8"}Y˟S,l#KcKw6rmF67`W쀟7FTBuN$1VR&WdrJm-٦#Zs2r=NN1~Wc~FM=&vzHoZ$ʊ,j4t@@&~a3{( endstream endobj 47 0 obj <>stream x=91 D>/Ѐ~>&heYZq7Ysȏ>rK= K,1 @|آ9%Y%WaJuKaSA~ba<({c5p*,P)s3RaS2$f+dضy.XXgfhK!a F I5-C27>2g.xz}u +_Ы}y_[! ךD b|eb\<B,S>ϟ|rJ endstream endobj 48 0 obj <>stream x327W0P02R52T04T075PH1 BX 9\LsC (`0S ,)9pr, endstream endobj 49 0 obj <>stream x=QK1)|'UW}>CF]a9`cka`n ݂obOx],csUuH*nQꆭ.:k:B 1f%^Zy$H7ԫsfIA~i6[=hmYc|) HD8dSCڗ &tOU F Ļ>> endobj 51 0 obj <>/Type/Font/CharProcs 50 0 R>> endobj 52 0 obj <> endobj 53 0 obj [750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 0 791 583 583 638 638 638 638 805 805 805 805 1277 1277 811 811 875 875 666 666 666 666 666 666 888 888 888 888 888 888 888 666 875 875 875 875 611 611 833 1111 472 555 1111 1511 1111 1511 1111 1511 1055 944 472 833 833 833 833 833 1444 1277 555 1111 1111 1111 1111 1111 944 1277 555 1000 1444 555 1000 1444 472 472 527 527 527 527 666 666 1000 1000 1000 1000 1055 1055 1055 777 666 666 450 450 450 450 777 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 0 458 458 416 416 472 472 472 472 583 583 750 750 472 472 333 555 577 577 597 597 736 736 750 527 583 583 583 583 750 750 750 750 1044 1044 791 777 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750] endobj 54 0 obj <>stream xEUI[1ܿSpW%8SY%ߦWq[H M#BDkf*?飋GZK>jF|RfѬ/<Ŧc#9U*v!?^8V% .-sNd;Q塝b'2̖] @}7qb,G>QY}Flwɘ 6KjKX)QO%K@ @! >7y ֐ ? ,*xIwKE2pbI XdpKmRT 9ˡ;_ i)/i*p .3zbyjH_~ sU29/@S Xo}_]ĹH{.yw\ '0}*H/Rp7&pXPM^5:EE5x+:Ke4X/M'yI@ID&ՔSTKCRCY_et&g'H> endobj 56 0 obj <>/Type/Font/CharProcs 55 0 R>> endobj 57 0 obj <>/Shading<<>>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]/ExtGState<<>>/Pattern<<>>>>/Type/XObject/BBox[0 0 213.803 200.803]/PTEX.FileName(U:/EDP/NLM/AA/aa35182/Author/Tex2PDF/fig0b.pdf)/FormType 1>>stream x$G/ ,% ##YX#!:<;DVuץذdWVfFD8z '#<9~z3BCpn݇o_z]b7&yE_jF8kؗRSs4{^\ Z0$;swR\aɡf:& ]'/.=V]ձ/FD(1gM\z1nBJnpȮƎEb=kڵTe~nxl} Js!1;{K2ԒlmUj)I%8a-*PVC˩`q|!tݗGe;X{1ӲkB0.6'ZƱkaIqF1_ 9d_i K= 558_>{\dgr#RڮbR\<{f9]nI 8Z0^*EZ$)d4t^slp {88qt;aw1-yƯY(gv\ KiNJsz\cor60_#blG`Zq%ɅRf@)K&'zAv

6|qJmU$*㘇u9&X(? Ž6cXCNlHn$Ftc{Ι W9![dq[.xI$KJ6RXxk~;P4X'XˬT!6P%Jw%ZXvOTe$(q8e{AGS"8F|#,ʣЕRӭA 2GheKUl,mA Y4&tV=ZiP&UR)8*b| ړh*6NfM44ޮ;ythE#"f㟃I H=t0< A1¯b Y`iڏzYZVl>K&f??*hP(Z^7SUnP\)X8H]dbT⪞{0ZM΢(g.xNIhI;i":vd3 Uʖ]'팖P 2 ϓpj"-?Z P50GN 8gRt}rՍ8e& E@[7U U/P =YP-Vcjvjf4Oem"Jjҫ g|EB'Ʉ\$UH#qޜs>+ika6UJ j" apXC> ؝Ĵ`멣c^MOFQ;<,G@!1&k9~DR㪣;>jK.]K/PAPk# F tԶFg=MR$46AIOї4 @'Ar:Czj[$Hcf9mM?APxOSNzNB8#|AMZ<LQMgAMcy=[ .]9𦋠Q2ƵhNZmb=Amm>UɚniQکo4g0~#{G35Am[ nljPR$gJCqDOZ-G㭟%%$_/{nnҏjx>}xk[~ 6MO/e`JPj`?>|5^/̯hi?ص^}9pKzo~z+Vc˼W?|__u7ߦڮukS~I@v{Ϯз=*|'gEO'KnڮQt=1׫II,.Lݷ3i&Q)lJM;H+YwC & -߆{6ݸ!n7nЛ$N/fzֽLgawڙNZĊ M:o{!fX{e 02[|~--p߸͜ң:W~SIoU D= k#47m9&9}Xԓ0~wf Hۥo~|A78HVBl7C(P'ݭzV}1ޏFԂ`?cQ= IwsV2ttwˉAKB+c=b|m[vgݯ NTX?N<.yhN_v+BH ws7#v1E':Pjx`wݥoUG9z0e$V_aӸ+BZ+tpˤ3~m0;zڟ+FU;,^U?E^|y5R:Zp_p`s,͗*=ܭzv w#Naq#.tʣcqK/Rc͈ 1OOHB endstream endobj 1 0 obj <> endobj 2 0 obj <>stream 2019-06-18T11:18:06+05:30 2019-06-18T11:17:52+05:30 2019-06-18T11:18:06+05:30 TeX application/pdf uuid:0c3040ea-6cc1-4ba0-8f7e-d89660aff4c3 uuid:f35b9949-9876-4a3b-9ccb-75ea235cad91 MiKTeX pdfTeX-1.40.14 endstream endobj 3 0 obj <> endobj xref 0 4 0000000000 65535 f 0000023800 00000 n 0000023851 00000 n 0000027260 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.