Document Type

Article

Publication Title

Earth, Planets and Space

Abstract

Previous studies have shown that auroral luminosity oscillations are often associated with substorms. Here we examine photometer data for the magnetospheric substorm on April 1, 2000 (expansive phase onset at 0525 UT) to study the detailed timing of the auroral oscillations relative to onset. Accurate timing information for the periodicities in the photometer data were determined using the wavelet transform. We find that the oscillations occur primarily during the recovery phase.

First Page

615

Last Page

619

DOI

doi.org/10.1186/BF03352935

Publication Date

2009

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