Evidence for magnetic reconnection

Rhessi-workshop

8-11 June 2005

Rich He3 and heavy ion events 05 October 2002

G. Mason, M. Pick, C. Tan

F N09-W640.4-0.6 MeVHe3/He4 0.63 ± 0.09Fe/O 1.77 ± 0.24

2002 0ctober 05

RHESSI up to 50 keV

NRH164 MHz

2002 October 05

JUNE 02 2002, Pick, Démoulin, Krucker, Malandraki and Maia (Apj, June 1, 2005)

RHESSI25-50 keV

410 MHz

327 MHz

164 MHz

236 MHz

1 GHz

100 MHz

OSRA

WAVES

Reconnection

Magnetic reconnection behindA flux rope

Moving and stationary sources

M ~ 410 km/s

M all frequenciesSRhessi

-+

Shock

O type II QP

stationary

10: 30 UT Shock 2 RSLoop front > 1.6 Rs

Reconnection withSurrounding medium starts to peal the erupting structure.

O Ejection of aTwisted flux tubeStill anchored

B flux reconnection

B flux

E release

Stationary

M

RX

ReconnectionInteraction with streamerStops first interaction

I

II

III

XR, S and M correlatedCurrent sheet ≤ 0.3 SRAssymetric (Zharkova, 2004)

17 March 2002 M.Wang, Pick, Yan, Krucker

17 march 2002

600 km/s

+