Austral electrojet indices derived for the great storm of March 1989 1177

Available magnetic records from eight stations in the Antarctica, for the March 1989 geomagnetic storm, are used to construct the southern hemisphere auroral indices, analogous to the boreal ones. The results show a diurnal variation depending on the distribution of the stations. An acceptable corre...

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Main Authors: M. M. Zossi de Artigas, V. M. Silbergleit, J. R. Manzano
Format: Article
Language:English
Published: Istituto Nazionale di Geofisica e Vulcanologia (INGV) 1996-06-01
Series:Annals of Geophysics
Subjects:
Online Access:http://www.annalsofgeophysics.eu/index.php/annals/article/view/4046
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author M. M. Zossi de Artigas
V. M. Silbergleit
J. R. Manzano
author_facet M. M. Zossi de Artigas
V. M. Silbergleit
J. R. Manzano
author_sort M. M. Zossi de Artigas
collection DOAJ
description Available magnetic records from eight stations in the Antarctica, for the March 1989 geomagnetic storm, are used to construct the southern hemisphere auroral indices, analogous to the boreal ones. The results show a diurnal variation depending on the distribution of the stations. An acceptable correlation between the northern and southern hemisphere indices are found except for the index indicating the presence of the eastward auroral electrojet. However, differences in the amplitudes of both auroral electrojet indices were observed.
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spelling doaj.art-618f7dd6c0294f9abe7593165f4343cb2022-12-22T01:06:17ZengIstituto Nazionale di Geofisica e Vulcanologia (INGV)Annals of Geophysics1593-52132037-416X1996-06-0139610.4401/ag-4046Austral electrojet indices derived for the great storm of March 1989 1177M. M. Zossi de ArtigasV. M. SilbergleitJ. R. ManzanoAvailable magnetic records from eight stations in the Antarctica, for the March 1989 geomagnetic storm, are used to construct the southern hemisphere auroral indices, analogous to the boreal ones. The results show a diurnal variation depending on the distribution of the stations. An acceptable correlation between the northern and southern hemisphere indices are found except for the index indicating the presence of the eastward auroral electrojet. However, differences in the amplitudes of both auroral electrojet indices were observed.http://www.annalsofgeophysics.eu/index.php/annals/article/view/4046Geomagnetic stormauroral electrojet indicessouthern hemisphere observations
spellingShingle M. M. Zossi de Artigas
V. M. Silbergleit
J. R. Manzano
Austral electrojet indices derived for the great storm of March 1989 1177
Annals of Geophysics
Geomagnetic storm
auroral electrojet indices
southern hemisphere observations
title Austral electrojet indices derived for the great storm of March 1989 1177
title_full Austral electrojet indices derived for the great storm of March 1989 1177
title_fullStr Austral electrojet indices derived for the great storm of March 1989 1177
title_full_unstemmed Austral electrojet indices derived for the great storm of March 1989 1177
title_short Austral electrojet indices derived for the great storm of March 1989 1177
title_sort austral electrojet indices derived for the great storm of march 1989 1177
topic Geomagnetic storm
auroral electrojet indices
southern hemisphere observations
url http://www.annalsofgeophysics.eu/index.php/annals/article/view/4046
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