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The effect of plasmaspheric drainage plumes on solar-wind/magnetosphere coupling

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The effect of plasmaspheric drainage plumes on solar-wind/magnetosphere coupling. / Borovsky, J.E.; Denton, M.H.
In: Geophysical Research Letters, Vol. 33, No. 20, L20101, 10.2006.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Borovsky, JE & Denton, MH 2006, 'The effect of plasmaspheric drainage plumes on solar-wind/magnetosphere coupling', Geophysical Research Letters, vol. 33, no. 20, L20101. https://doi.org/10.1029/2006GL026519

APA

Borovsky, J. E., & Denton, M. H. (2006). The effect of plasmaspheric drainage plumes on solar-wind/magnetosphere coupling. Geophysical Research Letters, 33(20), Article L20101. https://doi.org/10.1029/2006GL026519

Vancouver

Borovsky JE, Denton MH. The effect of plasmaspheric drainage plumes on solar-wind/magnetosphere coupling. Geophysical Research Letters. 2006 Oct;33(20):L20101. doi: 10.1029/2006GL026519

Author

Borovsky, J.E. ; Denton, M.H. / The effect of plasmaspheric drainage plumes on solar-wind/magnetosphere coupling. In: Geophysical Research Letters. 2006 ; Vol. 33, No. 20.

Bibtex

@article{f47b736df22b46ecb6dfaf553a9ebfc2,
title = "The effect of plasmaspheric drainage plumes on solar-wind/magnetosphere coupling",
abstract = "Evidence is uncovered that plasmaspheric drainage plumes flowing into the dayside reconnection site mass load the reconnection rate and thereby reduce the coupling of the solar wind to the Earth's magnetosphere. Solar-wind/magnetosphere coupling is statistically analyzed with the 1963–2003 OMNI2 data set matched up with the AE, AU, and PCI geomagnetic indices. Times when plasmaspheric drainage plumes are flowing are discerned using multiple spacecraft with plasma detectors in geosynchronous orbit. It is found that for a given value of −vBz of the solar wind, the geomagnetic indices AE, AU, and PCI are statistically lower when plasmaspheric drainage plumes are present than when plumes are not present. This is taken as a measure of a weakened coupling of the solar wind to the Earth's magnetosphere caused by the plumes. An Addendum examines the effects of polar-cap saturation on the auroral electrojet index.",
author = "J.E. Borovsky and M.H. Denton",
note = "Copyright 2006 by the American Geophysical Union.",
year = "2006",
month = oct,
doi = "10.1029/2006GL026519",
language = "English",
volume = "33",
journal = "Geophysical Research Letters",
issn = "0094-8276",
publisher = "John Wiley & Sons, Ltd",
number = "20",

}

RIS

TY - JOUR

T1 - The effect of plasmaspheric drainage plumes on solar-wind/magnetosphere coupling

AU - Borovsky, J.E.

AU - Denton, M.H.

N1 - Copyright 2006 by the American Geophysical Union.

PY - 2006/10

Y1 - 2006/10

N2 - Evidence is uncovered that plasmaspheric drainage plumes flowing into the dayside reconnection site mass load the reconnection rate and thereby reduce the coupling of the solar wind to the Earth's magnetosphere. Solar-wind/magnetosphere coupling is statistically analyzed with the 1963–2003 OMNI2 data set matched up with the AE, AU, and PCI geomagnetic indices. Times when plasmaspheric drainage plumes are flowing are discerned using multiple spacecraft with plasma detectors in geosynchronous orbit. It is found that for a given value of −vBz of the solar wind, the geomagnetic indices AE, AU, and PCI are statistically lower when plasmaspheric drainage plumes are present than when plumes are not present. This is taken as a measure of a weakened coupling of the solar wind to the Earth's magnetosphere caused by the plumes. An Addendum examines the effects of polar-cap saturation on the auroral electrojet index.

AB - Evidence is uncovered that plasmaspheric drainage plumes flowing into the dayside reconnection site mass load the reconnection rate and thereby reduce the coupling of the solar wind to the Earth's magnetosphere. Solar-wind/magnetosphere coupling is statistically analyzed with the 1963–2003 OMNI2 data set matched up with the AE, AU, and PCI geomagnetic indices. Times when plasmaspheric drainage plumes are flowing are discerned using multiple spacecraft with plasma detectors in geosynchronous orbit. It is found that for a given value of −vBz of the solar wind, the geomagnetic indices AE, AU, and PCI are statistically lower when plasmaspheric drainage plumes are present than when plumes are not present. This is taken as a measure of a weakened coupling of the solar wind to the Earth's magnetosphere caused by the plumes. An Addendum examines the effects of polar-cap saturation on the auroral electrojet index.

U2 - 10.1029/2006GL026519

DO - 10.1029/2006GL026519

M3 - Journal article

VL - 33

JO - Geophysical Research Letters

JF - Geophysical Research Letters

SN - 0094-8276

IS - 20

M1 - L20101

ER -