PROBLEMS OF GEOCOSMOS

Proceedings of the 7th International Conference "Problems of Geocosmos" (St. Petersburg, Russia, 26-30 May 2008)
600
400
200
−Vx, km/s
0
0 50 100 150 200 −x,RE
Figure 1: Vx distribution in the plasma sheet. Broken line – data [4]. Curves – two versions of our
approximation.
a
b
c
d
0 50 −x, RE 100
Figure 2: Magnetic field lines in closed 2-D magnetosphere. Flux between neighbor lines 20 nT ∗RE.
a – dipole in empty magnetosphere, that corresponds Σ = 0, and Σ = 100 S for the next models.
b – flow from the Earth and zero Ey. c – flow from the Earth and Ey = 50 kV /50 RE. d – flow
to the Earth in the near-Earth plasma sheet −7 RE > x > −32 RE and zero Ey.
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