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Detailed Reference Information |
Rastogi, R.G. (1994). Ionospheric current system associated with the equatorial counterelectrojet. Journal of Geophysical Research 99: doi: 10.1029/93JA03028. issn: 0148-0227. |
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The phenomenon of the equatorial counterelectrojet current (CEJ) is studied utilizing the D, H, and Z components of the magnetic field at a chain of geomagnetic observatories in the Indo-Russian zone extending from 0 to 75¿ N magnetic dip. Very significant changes in both H and D components are shown to occur on CEJ days at all stations even north of Sq focus. The current system associated with CEJ consists of two vortices, one counterclockwise in the morning and another clockwise in the evening hours. The counterelectrojet events during December solstices seem to be associated with the disappearance of the Sq current loop in the Indo-Russian sector and on a number of consecutive days. The cause of the counterelectrojet is suggested to be the changes in various modes of the tidal movements in the upper atmosphere. ¿ American Geophysical Union 1994 |
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Abstract |
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Keywords
Ionosphere, Electric fields and currents, Geomagnetism and Paleomagnetism, Time variations, diurnal to secular |
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Publisher
American Geophysical Union 2000 Florida Avenue N.W. Washington, D.C. 20009-1277 USA 1-202-462-6900 1-202-328-0566 service@agu.org |
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