EDP Sciences logo
Subscriber Authentication Point
Search
Menu
Home All issues Volume 623 (March 2019) A&A, 623 (2019) A72 Full HTML
Open Access
%PDF-1.6 % 7 0 obj <> endobj xref 7 57 0000000016 00000 n 0000001675 00000 n 0000001750 00000 n 0000001871 00000 n 0000002162 00000 n 0000002298 00000 n 0000002487 00000 n 0000002621 00000 n 0000002762 00000 n 0000002903 00000 n 0000003092 00000 n 0000003281 00000 n 0000003417 00000 n 0000003545 00000 n 0000003692 00000 n 0000003875 00000 n 0000004078 00000 n 0000004261 00000 n 0000005312 00000 n 0000005626 00000 n 0000005808 00000 n 0000005894 00000 n 0000006038 00000 n 0000006412 00000 n 0000006719 00000 n 0000007034 00000 n 0000007237 00000 n 0000007562 00000 n 0000007949 00000 n 0000008233 00000 n 0000008539 00000 n 0000008766 00000 n 0000009168 00000 n 0000009369 00000 n 0000009610 00000 n 0000009753 00000 n 0000010161 00000 n 0000010320 00000 n 0000010600 00000 n 0000010721 00000 n 0000010938 00000 n 0000011157 00000 n 0000011306 00000 n 0000011623 00000 n 0000011941 00000 n 0000012403 00000 n 0000012721 00000 n 0000013134 00000 n 0000013325 00000 n 0000014376 00000 n 0000014539 00000 n 0000014941 00000 n 0000015174 00000 n 0000015222 00000 n 0000015517 00000 n 0000022097 00000 n 0000001436 00000 n trailer <<0D6D6538914E824E8727B8CE45292EEB>]>> startxref 0 %%EOF 63 0 obj <>stream xb``0c``}0   xl Yxfs9xC@!CX ӏ({| *MKDR92mlkM(s`94Bifl Ye_# endstream endobj 8 0 obj <> endobj 9 0 obj <>/Encoding<>>>>> endobj 10 0 obj <>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Type/Page>> endobj 11 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 12 0 obj <>/C[0 1 1]/H/I/Border[0 0 0]/Type/Annot>> endobj 13 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 14 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 15 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 16 0 obj <>/C[0 1 1]/H/I/Border[0 0 0]/Type/Annot>> endobj 17 0 obj <>/C[0 1 1]/H/I/Border[0 0 0]/Type/Annot>> endobj 18 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 19 0 obj <>stream H*2PHbw.=sss,L M,MMs=s \ I endstream endobj 20 0 obj <> endobj 21 0 obj <>stream x261R036R2,rLa \P%H237ATpcbr endstream endobj 22 0 obj <>stream x-ͻ ! О)I| ]^i 5Yڥ隲Xud]I87j y_?j{5 endstream endobj 23 0 obj <> endobj 24 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 684 686 698 770 632 575 775 752 295 295 656 557 863 748 787 603 787 695 635 611 732 684 989 685 611 685 390 337 390 838 500 500 613 635 550 635 615 352 635 634 278 278 579 278 974 634 612 635 635 411 521 392 634 592 818 592 592 525 636 337 636 838 600 636 600 318 352 518 1000 500 500 500 1342 635 400 1070 600 685 600 600 318 318 518 518 590 500 1000 500 1000 521 400 1023 600 525 611 318 401 636 636 636 636 337 500 500 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 25 0 obj <>stream xMQIn0 yO_K:LYw'&𲅺:_6J ψ6"|PmLDEh#*D ^cGܭ4oӚG csd#i]Ez )܄9z׵̞'jhN!X(ܨ2*Si=8Nh=ٱS\B^L XM,l~T7oBx?X[ endstream endobj 26 0 obj <>stream x= VpF0ԓLNk@cN,Y@P6\OzҮI> vxNp&ꨆV< Z ̋$R>av#\?#/%o endstream endobj 27 0 obj <>stream x36P0C. endstream endobj 28 0 obj <>stream x50{`ɥ htMMBQ0tf}qhV^hJA endstream endobj 29 0 obj <>stream x=;0 C{Ȍd'>2VI(/u< i& b;w؞D/)ϡ+E:Ū0[M*K õ}74uK hY pu;Gw5<TQ!OJ|<(!\{0FS@\^BAjI'>stream xEQIr! ++Nͩk,3IN`k1i-x!́/|M4|72:pO.ܗ˂g–WTw/]H}w~fd{H͐:B4&!=#2V,s)R([.ꕶN;#o#JvMl:˶.:$vaqj!"uc5N"v0Q$gq&M]9yV*9>^Ƅtc׶i_>}?\" endstream endobj 31 0 obj <>stream xEPC1 =`,{wHۿ=JFp!Z?ZK oGFA= 3A΄@xFnvpμ39Zpә\'mBITqTqLύׁlӑ!KI%&~S*)[*EH䁓M4,?Cb̠Q0qGuٜ9-L|X&Q)2>'\N}䢥Uޑ"ۡW%Qէ<Y> endstream endobj 32 0 obj <>stream xMA0~tzJ-6팀03 endstream endobj 33 0 obj <>stream xEK D#>stream x5RKrC1ۿSpΘ}tj'+-@B./YK~%ۥW%B>R-G- Q=2'":xa>N)x_xN;2$KMH=I+4t~&+s{rj X+)$=Hr7VސWg%&&MܕBXtLX㰄*aՃM5fcdxLP} #GMv²[6!D3,($Nc$ Ұ9 9e, mh%zМaמE[{ endstream endobj 35 0 obj <>stream x=PC1= |7˥m$B6BLɔ:ʒ)O>Kbnd6%*E/% }ՖC4h9~ 3*K6p*3 mtV[ Ф`׶ r " JMrR=ot-N=Dkq: DpFjtaŲC5=kz7hGt4CָR endstream endobj 36 0 obj <>stream xMPKnD! s\I$!CU۱T*HUSbuM2yOQ nAb$<4#',;Ofč.`5[́9m:7@dP "B.ї9`Jw&\>աqZ coYaLq_֨ɲY I!}{ y+ՠ0u J*}$]S endstream endobj 37 0 obj <>stream xEC1DsUA wJo-%S'"h0yM%V,&rAJ1xN1븨ufihW3=5'M<[ }@8IP1}bv">G)#qbn fW7y endstream endobj 38 0 obj <>stream x-R9$1 ~`LtIUls#h/#xE=f۴[iGiK,W ;BjW0wy.2meDkag؏]e8*Jl !2J'Qw\I2[E™w2;yNE{ kF9+%|6vzrYɩHHӺ NKؖߗ3| endstream endobj 39 0 obj <>stream xE ! CT>՞0ABA";06Ѣ76իc,zRV鐇Pi0QąYLCaΘȖ2MlTv<e~ma, U^ ?KwUBS0 endstream endobj 40 0 obj <>stream xMMB!0h\vK!CGFGx1 2&^$ m;,1',#`kܛG ADko5u~~]ԥu# ȎP p=&T)8T bSUhV=^; endstream endobj 41 0 obj <>stream x=̻ Sh1R¥{'`ZSp d(NZy;n I  endstream endobj 42 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 43 0 obj <>stream xMA "OPDtz_NE5jK02kP)U0\ 2IL{qIqzz"X endstream endobj 44 0 obj <>stream x5P C1g dVukm;aBXȔy)K>:L." u%ʚ +`p&^7`i5tႦ.B%|u{OxjrvC` jMX>stream x366W0B]K#c R!Ő pYUp@i4ߪ endstream endobj 46 0 obj <>stream x=O 1 =8z,[\FR"@eG \b9/i?iX5GaXn,JW-^ B]HޭLd<;p'>TYz@;DYIXV]ju=̪'k)PTBt{ o/ endstream endobj 47 0 obj <>stream x5K! C9/0R~p6aZ /KL`c%TO>$#I9P7OhL 3l%t2[VNH6f^S $jeF2T`<3\脇ʰN1fF~{20c endstream endobj 48 0 obj <>stream xE 0D{`~&f( JpO{:2Sa ,S`5FR죰n_uzS*Ovvq= endstream endobj 49 0 obj <>stream xMQmD1 \ky R]oC /)%K [UC?13,=?TPbht/"+ߏe s`&4`oI&ռ3d‰ATwM,3V7: lx%D`r Z`Q+ tĺv7C/਺x} K{,|BL;wI#fR:=b}@e+ (\* endstream endobj 50 0 obj <>stream x-Q9AzBsˑ C :-qPO+Uwu9HTM]vf5,?c 7zqxLu5{kOfP2+qSușO \ ȹeƌ#M!RH&3AQ~#aU#j \Ks4;<9GW +ET<pC7ҹ^s0XM7/=[ endstream endobj 51 0 obj <>stream x=RKn1)@Mr[T /1 %?ꒈ3L~r]Qljg!.6Xr_rњbO/ȴTXVݣC(-װr{d`Jn@CHYAaPl( WԬtb ) ٠[]aP[[xfޑ3qYk?=Q2QMg|2RCgB'`$Ip#A 1qOl)V;ޒ{,\L'ib?lK\+E(~Aq|XdDw#h% 0xyDhDԎ=(ͱ&{ǫvzcw. endstream endobj 52 0 obj <> endobj 53 0 obj <>/Type/Font/CharProcs 52 0 R>> endobj 54 0 obj <> endobj 55 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 684 686 698 770 632 575 775 752 295 295 656 557 863 748 787 603 787 695 635 611 732 684 989 685 611 685 390 337 390 838 500 500 613 635 550 635 615 352 635 634 278 278 579 278 974 634 612 635 635 411 521 392 634 592 818 592 592 525 636 337 636 838 600 636 600 318 352 518 1000 500 500 500 1350 635 400 1070 600 685 600 600 318 318 518 518 590 500 1000 500 1000 521 400 1028 600 525 611 318 401 636 636 636 636 337 500 500 1000 471 617 838 361 1000 500 500 838 401 401 500 636 636 318 500 401 471 617 969 969 969 531 684 684 684 684 684 684 974 698 632 632 632 632 295 295 295 295 775 748 787 787 787 787 787 838 787 732 732 732 732 611 608 630 613 613 613 613 613 613 995 550 615 615 615 615 278 278 278 278 612 634 612 612 612 612 612 838 612 634 634 634 634 592 635 592] endobj 56 0 obj <>stream x= PC{`}Td6yl Lp!{KsN@'P.Fh*-c3:Cz{)5 endstream endobj 57 0 obj <>stream x=9v%1EZK3*;@p:q?E=iWIR՚ԘRICiI_q2.*2>d$8 ҙRd牬B, NOĞCn AGy,{iHߥ6dBT4?x5a SKm.Km/Yj\F~U|5)_jZ8ۗqYR_&hmE`P$8tFQQNvגCH6k>1!Okc!'Nj'.7kzu:a2Zm~4̱L8ǃz=Z endstream endobj 58 0 obj <>stream x=K0C>`stJ￭pfd L1kC-K#,EmNp+:7(_z5>Η*zӔu\ -uOƼG,S:c h>҄;\DG$S,]ՉrB]ݾ#7 endstream endobj 59 0 obj <> endobj 60 0 obj <>/Type/Font/CharProcs 59 0 R>> endobj 61 0 obj <>/Resources<>/Shading<<>>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]/ExtGState<>/A2<>/A3<>/A4<>>>/Pattern<<>>>>/Type/XObject/BBox[0 0 569.745 353.809]/PTEX.FileName(./Figures/GaiaDR2_50pc-mBstat-histo.pdf)/FormType 1>>stream x]qWR  x\ؾج=r*9쪞ٞiV`t&SfuWiOf~ˏϯ˟¿]5I/p 䃎@vs6t`gdU!뒈[e|:C}ڨ.o]6ʦ|nvyhSNٻ[vpz=`4͘uqdBDd t!MHFEk ` :}®uak1 0<E5[w\JΆLJ)zu]BM6xPv=YoS.>&S*c&žN3PL\):q6T><]OBRsdDZp6T>>=ONud.%NʇG'* D5]Ɉ v}8 j8Q#\!z Ly;bm2Q~ aӇZluDp͘BCȇǰ+rI;6Hv]E Et L)(5B&x,Þ;{Cm30hp!A: Ks$mGmHCd\ ֪lf\Pf!1캊[}gnoU xࡺ{gPuH-(IŮ!3i3gࡺ{otfHA f0DuA˩Q6Ono.Ğ"heB֡U6 mBÇǰ*bHX{em3)OKJM@6CT{b]gDR.:ӻ/&cCrCuv\ GF?z3h CC)<2GT߰*`Z"lٛ}m90 aU/%^Y>\}8Yv^w.#jMV$*R*l}$m'^GU@)?I 9Q侫b-y aUĐIc$m,V$dŐk;uNrYu-&J[ {gTރ9컊r:؊nM zKgƁuS캊r)$k z]}MQY=WCQh\E!p:TaU¡^YXPv]E Yf!V΅PY=WCt* v06vSTsn]WCVǔ{]dmct`sV\Rؚ㒰s$e  :͚~aSD_76N v]E = 7P-Qɺ%v] EdR,"jNV*bӝuٚ>vEEuu-h |YsTaׇ^9t_ 9QWþ! (tn'Ȟc82N'Ah21G{`8m/8c\K035b,tS6iebҖjɇpsar*9*­Ψ?WgW6T>>[ G0X`l|x&{ s(eD>>[  @ Qd>$INLJpcY2V_z}CȇGpkY2+ɭd\;eɤsyT7% Cޅs!ܡ,CX'Nʇp{Y2DGڜ:TdV[H)$%qdpj.ꒉ.&O!0y.AɓA^LGT ,y2)es1*K BNYdrʒS< Ĕ%O ,y.]OV<Ĕ%O ,y*)eɓ!H)KAJY\ ʒ'S<% ,y2)es1)KAJYd RʒbS<Ĕ%O ,y.!eɓ!H)Kaգ%O ,y.!eɓ!H)KAJYT ˒'R Cs}u/]uF`'[-b,tSeɦ$snzx7%;z*)J!Zl18*Eɦ%"1&Eɴꔰw1\%bi|x7%sgoi6ᶲdRNܷ8}*[],pkI2%rx7$xr2T>> t`9* A+_$] O)R̮R,zCA76. #"Aܣ$YOҒd}ONqdZOݹV.{%3Z| PL;KZ,GY2ew BJY\ ʒ'S<ʒ!+% Ĕ%O ,y.˒횡ɡCud%υ ,y2)es1)KƲdvKTcn )Eɓ!H)JAJQ\ 'S<% (y2)Es1)JAJQd RbS<%O (y.!Eɓ!H)JALQd RbR<%O (y2%;`??˯?/]-A߯ϧޱ</ir`=oJv0"r!o`rycgM•:S']wuqr[tJ{[~2pWzA%\eiA*{'@PmAx@3' 0W8૛%[uKnhѪ(D \7 E+ftYty-p]8Aw1X lyo `Y$=6~O9 ݺ^ `Q^v _]\p/۟~~?{aN\gA܅+MX.>w?,1ܗp_p֜筍Ojw7/DZ D+D"ey܅v侷!j%hIxɹhaC.9A}vT5^<-8 wFㅝ*jf%5693抬2qY~Q tP>XSUvZ&3/VA\EG]gn 皘UvZ&3/꺅q ޚ^aשe:xLp7yubN-0Ǘ jyuj,uvَe:|="> X~~jM Gi;sR]}aWټ |-]6'IDy]C7 tnNnsl{uC(0F$l*;$,:/`Sͱ U!`36꠬Q&gDvbJבX$:r_\Gnw`O}בسuuv/ɉ#^agvMN|֎_y>.{?o?4]Co˫|d[~J_NOi kҶs1\ʸh(*.SF6>xKb|wsNa9>}mT WGeUQYc:[]|ru2~wnO-Hpd}~rSʳnrxBbvBiTsQ#n6젡}Zcc8uvQ_?NM2>1)yizt6LݛEs`L՟9{i_)h'Qc'Ϥ˓i'@8y'og"ɻr=y2=iΝo;yPOt{9糣Tt38`T0{=;&Yxö3[ritս~ N|&טhn[S\1ie<LB*7 'PeLbM]`a=_7pZ|g0'Ww Ӆ09 y">Ơs`޸R6T ,0wKsT'Xl.AY`9g74AwXACd!zlBAXhFB%+!rAMCta=gNhSNJaCu bvb_D`^hز!=gqҮSYNR6T ,0N,D}32-\iP]8U3D7`=gApbqgPe_h,@U ` k*BTa=gA1`I7WAsQ'* !s?ԧ5GU/.R\`,@U ` f1@ <`\8 5S- bB\+`\U^yb " !sU CO9owY  BĹχU"8 G9 lzܴOU}Ąh(~5W>+q1 )#r9wT,@U `` SB`,@U `+j5@igOLy\g^fPhŅ2T`FՇl9* 0 KB͞!Iō  TyR'yRqc<)ywxLD9L)i].'?~N>+? FamF0}>5;>p؋,*{S!:oŷ7IY1=oϨgUI^(_N=oJ|B(._~Q|{+L_/xºgzjv1m jLJ~ <] ;?_r6r^F#ęO9dV16jjj9+ݾ5< <x*#tч67Ìq1Oqkbx, 劐Z` t\9< A_ų&:$0۾N[ѕsyg7y"\R#,Nhawc1 2DObH|-3;>xS endstream 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 2019-02-08T11:01:20+05:30 2019-02-08T11:00:40+05:30 2019-02-08T11:01:20+05:30 LaTeX with hyperref package application/pdf uuid:3e1dc02f-ae56-4049-8c16-c164c2055565 uuid:d5c1bc70-29fc-4904-87fe-be4b4d9045e8 pdfTeX-1.40.18 endstream endobj 6 0 obj <> endobj xref 0 7 0000000000 65535 f 0000022157 00000 n 0000023348 00000 n 0000023436 00000 n 0000023512 00000 n 0000023564 00000 n 0000026990 00000 n trailer <> startxref 116 %%EOF 6 0 obj <> endobj 8 0 obj <> endobj 10 0 obj <>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Type/Page>> endobj 64 0 obj <>stream 2019-02-08T11:14:14+05:30 2019-02-08T11:00:40+05:30 2019-02-08T11:14:14+05:30 LaTeX with hyperref package application/pdf uuid:3e1dc02f-ae56-4049-8c16-c164c2055565 uuid:b262c760-6a6b-417b-bc4a-40d1c15c306b pdfTeX-1.40.18 endstream endobj xref 6 1 0000027339 00000 n 8 1 0000027492 00000 n 10 1 0000027568 00000 n 64 1 0000027856 00000 n trailer <<0034452E1167EA44BA274312263361DB>]/Prev 116 >> startxref 31283 %%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.