Russian SHAREABLE DATA CENTER East Siberian Center for the Earth's Ionosphere Research (SDC ESCEIR)

April 2002 Storms

Irkutsk IS Radar

The start of measurements is 16 April 2002 y. at 6:30 UT.

N_e, T_e, T_i and V_i variations

Measures N_e, T_e, T_i, V_i (line-of-sight) at 100-900 km.
Largest decrease in N_e - on Apr 20.
Increase in T_i by ~1000 K.

N_e Depletion

Millstone Hill

Irkutsk