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Dive into the research topics where J. P. Legrand is active.

Publication


Featured researches published by J. P. Legrand.


Archive | 1988

Shock waves, solar streams and the spread of aurorae in latitude

J. P. Legrand; Paul Simon


Archive | 1993

The Cyclic Behaviours of the Two Interplanetary Sources of Geomagnetic Activity and of Their Relevant Solar Sources

Paul Simon; J. P. Legrand


Archive | 1993

Two coupling processes at work between the interplanetary medium and the magnetopause.

J. P. Legrand; Paul Simon


Archive | 1993

Geomagnetic Storms and Their Associated Forecasts

J. P. Legrand; Paul Simon


Archive | 1993

Geomagnetism Working Group Report

Jo Ann C. Joselyn; D. R. Lakshmi; J. P. Legrand; Paul Simon; Katherine Thompson


Archive | 1993

Dipole Cycle, Interplanetary Medium and Sunspot Cycle

Paul Simon; J. P. Legrand


Archive | 1993

Some Magnetospheric Signatures of Coupling Mechanisms with the Interplanetary Medium

J. P. Legrand; Paul Simon


Archive | 1993

Geomagnetic Quiet and Disturbed Days

Paul Simon; J. P. Legrand


Archive | 1990

Geomagnetic activity, solar wind, and new solar cycle

Paul Simon; J. P. Legrand


Archive | 1989

SYSTEMATIC OBSERVATIONS OF THE SUN (In honour of Helen Dodson Prince): Observations

Patrick S. McIntosh; Herschel B. Snodgrass; Zadig Mouradian; Karen L. Harvey; Richard C. Altrock; Paul Simon; J. P. Legrand; G. Alissandrakis; Hartmut Neckel; P. Petropoulos; X. Poulakis; M. H. Gokhale; K. R. Sivaraman; Judit M. Pap

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