Other
Scientific paper
Jan 1973
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1973p%26ss...21....1o&link_type=abstract
Planetary and Space Science, Volume 21, Issue 1, p. 1-16.
Other
13
Scientific paper
On moderately disturbed days when substorms occur frequently, the quiet day daily variation in the polar region (Sqp) is enhanced. On such days, however, the quiet day variation along the dip equator appears to be suppressed, as well as being superposed with `fluctuations'. It is suggested that the enhancement of Sqp is related to a partial suppression of the equatorial electrojet. The asymmetric ring current also causes an apparent suppression of the electrojet. On the other hand, the substorm-associated electric field which drives the eastward current in the auroral and subauroral zone (causing positive bays) in the afternoon sector appears to enhance the equatorial electrojet. Thus, magnetic variations along the dip equator are influenced by a number of processes in the magnetosphere.
Akasofu Syuh-Ichi
Kawasaki Kazuyoshi
Onwumechili A.
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