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Mapping of the ionospheric field-aligned currents to the equatorial magnetosphere. / Lu, G; Siscoe, GL; Richmond, AD; Pulkkinen, TI; Tsyganenko, NA; Singer, HJ; Emery, BA.

в: JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, Том 102, № A7, 01.07.1997, стр. 14467-14476.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

Harvard

Lu, G, Siscoe, GL, Richmond, AD, Pulkkinen, TI, Tsyganenko, NA, Singer, HJ & Emery, BA 1997, 'Mapping of the ionospheric field-aligned currents to the equatorial magnetosphere', JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, Том. 102, № A7, стр. 14467-14476. https://doi.org/10.1029/97JA00744

APA

Lu, G., Siscoe, GL., Richmond, AD., Pulkkinen, TI., Tsyganenko, NA., Singer, HJ., & Emery, BA. (1997). Mapping of the ionospheric field-aligned currents to the equatorial magnetosphere. JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 102(A7), 14467-14476. https://doi.org/10.1029/97JA00744

Vancouver

Lu G, Siscoe GL, Richmond AD, Pulkkinen TI, Tsyganenko NA, Singer HJ и пр. Mapping of the ionospheric field-aligned currents to the equatorial magnetosphere. JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS. 1997 Июль 1;102(A7):14467-14476. https://doi.org/10.1029/97JA00744

Author

Lu, G ; Siscoe, GL ; Richmond, AD ; Pulkkinen, TI ; Tsyganenko, NA ; Singer, HJ ; Emery, BA. / Mapping of the ionospheric field-aligned currents to the equatorial magnetosphere. в: JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS. 1997 ; Том 102, № A7. стр. 14467-14476.

BibTeX

@article{21b79cdba2034136b10ee4f9b0292b82,
title = "Mapping of the ionospheric field-aligned currents to the equatorial magnetosphere",
abstract = "The assimilative mapping of ionospheric electrodynamics (AMIE)-derived ionospheric field-aligned current patterns during the ninth Coordinated Data Analysis Workshop substorm event have been mapped to the magnetospheric equatorial plane, using the data-based magnetospheric magnetic field model [Tsyganenko, 1995]. We find that at the onset of the substorm expansion phase, a pair of field-aligned currents emerges about 8 R-E tailward of the Earth, near the x axis. This pair of field-aligned currents is consistent with the substorm current wedge model; it lines up in the east-west direction across the near-Earth tail current and has the sense of the nightside region 1 current, i.e., flowing into the ionosphere on the east side and out of the, ionosphere on the west side. The ionospheric counterpart of the substorm wedge currents in the midnight sector, on the other hand, has a northeast-to-southwest alignment. During the expansion phase, the substorm wedge currents intensify and expand in spatial size; however, their peaks remain nearly at the same location in the equatorial magnetosphere, about 8 R-E tailward from the Earth. We also find that the intensification of the substorm wedge currents during the expansion phase is accompanied by the intensification of the region 2-sense currents located closer to the Earth, and the boundary between the region 2 and substorm wedge currents lies around x = -6 R-E.",
keywords = "HIGH-LATITUDE IONOSPHERE, MAGNETIC-FIELD, CURRENT WEDGE, LOCALIZED OBSERVATIONS, SYNCHRONOUS ORBIT, AURORAL IMAGES, SUBSTORMS, MODELING, FIELD-ALIGNED CURRENTS, CONDUCTANCES",
author = "G Lu and GL Siscoe and AD Richmond and TI Pulkkinen and NA Tsyganenko and HJ Singer and BA Emery",
year = "1997",
month = jul,
day = "1",
doi = "10.1029/97JA00744",
language = "English",
volume = "102",
pages = "14467--14476",
journal = "Journal of Geophysical Research: Biogeosciences",
issn = "0148-0227",
publisher = "American Geophysical Union",
number = "A7",

}

RIS

TY - JOUR

T1 - Mapping of the ionospheric field-aligned currents to the equatorial magnetosphere

AU - Lu, G

AU - Siscoe, GL

AU - Richmond, AD

AU - Pulkkinen, TI

AU - Tsyganenko, NA

AU - Singer, HJ

AU - Emery, BA

PY - 1997/7/1

Y1 - 1997/7/1

N2 - The assimilative mapping of ionospheric electrodynamics (AMIE)-derived ionospheric field-aligned current patterns during the ninth Coordinated Data Analysis Workshop substorm event have been mapped to the magnetospheric equatorial plane, using the data-based magnetospheric magnetic field model [Tsyganenko, 1995]. We find that at the onset of the substorm expansion phase, a pair of field-aligned currents emerges about 8 R-E tailward of the Earth, near the x axis. This pair of field-aligned currents is consistent with the substorm current wedge model; it lines up in the east-west direction across the near-Earth tail current and has the sense of the nightside region 1 current, i.e., flowing into the ionosphere on the east side and out of the, ionosphere on the west side. The ionospheric counterpart of the substorm wedge currents in the midnight sector, on the other hand, has a northeast-to-southwest alignment. During the expansion phase, the substorm wedge currents intensify and expand in spatial size; however, their peaks remain nearly at the same location in the equatorial magnetosphere, about 8 R-E tailward from the Earth. We also find that the intensification of the substorm wedge currents during the expansion phase is accompanied by the intensification of the region 2-sense currents located closer to the Earth, and the boundary between the region 2 and substorm wedge currents lies around x = -6 R-E.

AB - The assimilative mapping of ionospheric electrodynamics (AMIE)-derived ionospheric field-aligned current patterns during the ninth Coordinated Data Analysis Workshop substorm event have been mapped to the magnetospheric equatorial plane, using the data-based magnetospheric magnetic field model [Tsyganenko, 1995]. We find that at the onset of the substorm expansion phase, a pair of field-aligned currents emerges about 8 R-E tailward of the Earth, near the x axis. This pair of field-aligned currents is consistent with the substorm current wedge model; it lines up in the east-west direction across the near-Earth tail current and has the sense of the nightside region 1 current, i.e., flowing into the ionosphere on the east side and out of the, ionosphere on the west side. The ionospheric counterpart of the substorm wedge currents in the midnight sector, on the other hand, has a northeast-to-southwest alignment. During the expansion phase, the substorm wedge currents intensify and expand in spatial size; however, their peaks remain nearly at the same location in the equatorial magnetosphere, about 8 R-E tailward from the Earth. We also find that the intensification of the substorm wedge currents during the expansion phase is accompanied by the intensification of the region 2-sense currents located closer to the Earth, and the boundary between the region 2 and substorm wedge currents lies around x = -6 R-E.

KW - HIGH-LATITUDE IONOSPHERE

KW - MAGNETIC-FIELD

KW - CURRENT WEDGE

KW - LOCALIZED OBSERVATIONS

KW - SYNCHRONOUS ORBIT

KW - AURORAL IMAGES

KW - SUBSTORMS

KW - MODELING

KW - FIELD-ALIGNED CURRENTS

KW - CONDUCTANCES

U2 - 10.1029/97JA00744

DO - 10.1029/97JA00744

M3 - Article

VL - 102

SP - 14467

EP - 14476

JO - Journal of Geophysical Research: Biogeosciences

JF - Journal of Geophysical Research: Biogeosciences

SN - 0148-0227

IS - A7

ER -

ID: 28040404