Observations of an auroral streamer in a double oval configuration

During the late evening and night of 14 September 2004, the nightside auroral oval shows a distinct double oval configuration for several hours after a substorm onset at ~18:45 UT. This structure is observed both by the IMAGE satellite optical instruments focusing on the Southern Hemisphere, and...

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Bibliographic Details
Main Authors: O. Amm, R. Nakamura, T. Takada, K. Kauristie, H. U. Frey, C. J. Owen, A. Aikio, R. Kuula
Format: Article
Language:English
Published: Copernicus Publications 2011-04-01
Series:Annales Geophysicae
Online Access:https://www.ann-geophys.net/29/701/2011/angeo-29-701-2011.pdf