Эффекты магнитного пересоединения в Токовом Слое

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Cluster DSP. ..1, ..1, .2, .-.3 1 , , 2 , , 3 IRAP , , . - PowerPoint PPT Presentation

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<ul><li><p> Cluster DSP. ..1, ..1, .2, .-.3</p><p>1 , , 2 , , 3IRAP, , </p></li><li><p> . : X-: (+BZ) , (BBFs) : Bz </p><p>(Baumjohann et al., 1989;1999; Angelopoulos et al., 1992; Sergeev et al., 1993; 2003; Nagai et al., 1998; Petrukovich et al., 1998; Nagai et al., 2001; Runov et al., 2003 ..) BY</p></li><li><p>Cluster and DSP at close YCluster: , VX ~ -500 / BZ &lt; 0</p><p>DSP: , VX ~ 900 / BZ &gt; 0 Cluster DSP Y- (Y &lt; 1 Re) </p></li><li><p> Cluster :Y ~ 0.2 Re; Z ~ 0.13 Re YZ ~ 300</p></li><li><p> BY. X- BY, , (Nagai et al., 2001;2003;Runov et al., 2003)</p></li><li><p> ().: ( ) BX/ZL ~ 2ZBX0/BXBX0 (5 )Z - ; BX ~ 0.1 Re(Runov et al., 2002; Nakamura et al., 2002; Sergeev et al., 2003)</p></li><li><p> , CLUSTERIIIIII</p></li><li><p> - - - . </p></li><li><p> , . Cluster-1.Cluster-1 and -4 (bad data) are closest to the NS.Cl-1 03:43:05 UT</p><p> 03:47:26 UT 03:49:55 UT. , . </p></li><li><p> BX , , . . ~ 2.5 .</p></li><li><p> Cluster-1 and -3 observations.~03:43:30 03:47:10 UT: s/c . ~03:47:10 03:48:15 UT s/c , , ~03:48:15 03:50 UT Cl-1 , , Cl-3, - ! Cl-3 Cl-1 ( ~ 03:49:46 UT), .</p></li><li><p> . RAPID Cluster-1.</p></li><li><p>GSE components of perpendicular velocity measured by HIA onboard Cluster-1,3 andGSE components of E x B measured by EFW onboard Cluster-1,2,3. </p><p>No data for Cluster-4!</p></li><li><p> DSPParallel flow in PSperpendicular flow closer toNS ~ 03:43:30 UT, ~30 , Cluster.</p><p> (X-) X ~ -14 -16 Re. </p><p> .DSP 2 : VX 1000 / </p></li><li><p> .FCCPBQBLCDSP </p></li><li><p>PBQFCC10 nTBLC PBQ FCC ( DSP) ~ 10 .</p><p> H - BLC ( )- 5 </p></li><li><p>Cluster-1 and DSP observations.Before 03:44 UT - no acceleration.Delay in flow observations by Cluster and DSP according to velocity distribution functions~ 5 30 s. This corresponds to X-line located at X = - 14 - -18 Re DSP stops toObserve parallel flow at 03:50 UT.</p><p>Cl-1 stops to observe perpendicular flow at 03:51:10</p><p>Cl-3 stops to observe perpendicular flowat 03:49:46Duration ~ 7 min</p></li><li><p>X-line between Cluster and DSPreconnection at PS MF lines?After 03:51 UT (strong accelerated flows disappear)Cl in the southern PS: bi-directiondistribution + some earthward parallel flow</p></li><li><p>After o3:59 UT strong earthward parallel flow starts to be observed in southern PS.</p></li><li><p> Cluster DSP :</p><p> X~ -14 - -16 Re : - ( ~ 0.1 Re) - - BY (1-2 ). </p><p> : - , .</p></li></ul>

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