The solar causes of major geomagnetic storms |
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| Authors: | S Bravo A L Rivera |
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| Institution: | (1) Instituto de Geofísica, UNAM, Ciudad Universitaria, Coyoacán, México D.F., 04510, México |
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| Abstract: | In this paper we reanalyse the set of ten major geomagnetic storms which occurred between August 1978 and December 1979. We relate them to the characteristics of the solar wind disturbances which caused them and the solar sources of such disturbances as tracked by means of interplanetary scintillation. It seems to us that the shock causing the sudden commencement and the plasma behind it with an important long-lasting Bz south component (Bz |
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