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    Rights statement: Accepted for publication in Journal of Geophysical Research: Space Physics. Copyright 2016 American Geophysical Union. Further reproduction or electronic distribution is not permitted.

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Cassini observations of Saturn’s southern polar cusp

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Cassini observations of Saturn’s southern polar cusp. / Arridge, Christopher Stephen; Jasinski, J. M.; Achilleos, Nicholas; Bogdanova, Y. V.; Bunce, E. J.; Cowley, S. W. H.; Fazakerley, A. N.; Khurana, K. K.; Lamy, Laurent; Leisner, J. S.; Roussos, E.; Russell, C. T.; Zarka, P.; Coates, A. J.; Dougherty, M. K.; Jones, Geraint H.; Krimigis, S.M.; Krupp, Norbert.

In: Journal of Geophysical Research: Space Physics, Vol. 121, No. 4, 04.2016, p. 3006-3030.

Research output: Contribution to journalJournal article

Harvard

Arridge, CS, Jasinski, JM, Achilleos, N, Bogdanova, YV, Bunce, EJ, Cowley, SWH, Fazakerley, AN, Khurana, KK, Lamy, L, Leisner, JS, Roussos, E, Russell, CT, Zarka, P, Coates, AJ, Dougherty, MK, Jones, GH, Krimigis, SM & Krupp, N 2016, 'Cassini observations of Saturn’s southern polar cusp', Journal of Geophysical Research: Space Physics, vol. 121, no. 4, pp. 3006-3030. https://doi.org/10.1002/2015JA021957

APA

Arridge, C. S., Jasinski, J. M., Achilleos, N., Bogdanova, Y. V., Bunce, E. J., Cowley, S. W. H., Fazakerley, A. N., Khurana, K. K., Lamy, L., Leisner, J. S., Roussos, E., Russell, C. T., Zarka, P., Coates, A. J., Dougherty, M. K., Jones, G. H., Krimigis, S. M., & Krupp, N. (2016). Cassini observations of Saturn’s southern polar cusp. Journal of Geophysical Research: Space Physics, 121(4), 3006-3030. https://doi.org/10.1002/2015JA021957

Vancouver

Arridge CS, Jasinski JM, Achilleos N, Bogdanova YV, Bunce EJ, Cowley SWH et al. Cassini observations of Saturn’s southern polar cusp. Journal of Geophysical Research: Space Physics. 2016 Apr;121(4):3006-3030. https://doi.org/10.1002/2015JA021957

Author

Arridge, Christopher Stephen ; Jasinski, J. M. ; Achilleos, Nicholas ; Bogdanova, Y. V. ; Bunce, E. J. ; Cowley, S. W. H. ; Fazakerley, A. N. ; Khurana, K. K. ; Lamy, Laurent ; Leisner, J. S. ; Roussos, E. ; Russell, C. T. ; Zarka, P. ; Coates, A. J. ; Dougherty, M. K. ; Jones, Geraint H. ; Krimigis, S.M. ; Krupp, Norbert. / Cassini observations of Saturn’s southern polar cusp. In: Journal of Geophysical Research: Space Physics. 2016 ; Vol. 121, No. 4. pp. 3006-3030.

Bibtex

@article{ec28850c57834d68aa294f69f777cc11,
title = "Cassini observations of Saturn{\textquoteright}s southern polar cusp",
abstract = "The magnetospheric cusps are important sites of the coupling of a magnetosphere with the solar wind. The combination of both ground- and space-based observations at Earth have enabled considerable progress to be made in understanding the terrestrial cusp and its role in the coupling of the magnetosphere to the solar wind via the polar magnetosphere. Voyager 2 fully explored Neptune{\textquoteright}s cusp in 1989 but highly inclined orbits of the Cassini spacecraft at Saturn present the most recent opportunity to repeatedly studying the polar magnetosphere of a rapidly rotating planet. In this paper we discuss observations made by Cassini during two passes through Saturn{\textquoteright}s southern polar magnetosphere. Our main findings are that i) Cassini directly encounters the southern polar cusp with evidence for the entry of magnetosheath plasma into the cusp via magnetopause reconnection, ii) magnetopause reconnection and entry of plasma into the cusp can occur over a range of solar wind conditions, and iii) double cusp morphologies are consistent with the position of the cusp oscillating in phase with Saturn{\textquoteright}s global magnetospheric periodicities.",
author = "Arridge, {Christopher Stephen} and Jasinski, {J. M.} and Nicholas Achilleos and Bogdanova, {Y. V.} and Bunce, {E. J.} and Cowley, {S. W. H.} and Fazakerley, {A. N.} and Khurana, {K. K.} and Laurent Lamy and Leisner, {J. S.} and E. Roussos and Russell, {C. T.} and P. Zarka and Coates, {A. J.} and Dougherty, {M. K.} and Jones, {Geraint H.} and S.M. Krimigis and Norbert Krupp",
note = "Accepted for publication in Journal of Geophysical Research: Space Physics. Copyright 2016 American Geophysical Union. Further reproduction or electronic distribution is not permitted.",
year = "2016",
month = apr
doi = "10.1002/2015JA021957",
language = "English",
volume = "121",
pages = "3006--3030",
journal = "Journal of Geophysical Research: Space Physics",
issn = "2169-9402",
publisher = "Blackwell Publishing Ltd",
number = "4",

}

RIS

TY - JOUR

T1 - Cassini observations of Saturn’s southern polar cusp

AU - Arridge, Christopher Stephen

AU - Jasinski, J. M.

AU - Achilleos, Nicholas

AU - Bogdanova, Y. V.

AU - Bunce, E. J.

AU - Cowley, S. W. H.

AU - Fazakerley, A. N.

AU - Khurana, K. K.

AU - Lamy, Laurent

AU - Leisner, J. S.

AU - Roussos, E.

AU - Russell, C. T.

AU - Zarka, P.

AU - Coates, A. J.

AU - Dougherty, M. K.

AU - Jones, Geraint H.

AU - Krimigis, S.M.

AU - Krupp, Norbert

N1 - Accepted for publication in Journal of Geophysical Research: Space Physics. Copyright 2016 American Geophysical Union. Further reproduction or electronic distribution is not permitted.

PY - 2016/4

Y1 - 2016/4

N2 - The magnetospheric cusps are important sites of the coupling of a magnetosphere with the solar wind. The combination of both ground- and space-based observations at Earth have enabled considerable progress to be made in understanding the terrestrial cusp and its role in the coupling of the magnetosphere to the solar wind via the polar magnetosphere. Voyager 2 fully explored Neptune’s cusp in 1989 but highly inclined orbits of the Cassini spacecraft at Saturn present the most recent opportunity to repeatedly studying the polar magnetosphere of a rapidly rotating planet. In this paper we discuss observations made by Cassini during two passes through Saturn’s southern polar magnetosphere. Our main findings are that i) Cassini directly encounters the southern polar cusp with evidence for the entry of magnetosheath plasma into the cusp via magnetopause reconnection, ii) magnetopause reconnection and entry of plasma into the cusp can occur over a range of solar wind conditions, and iii) double cusp morphologies are consistent with the position of the cusp oscillating in phase with Saturn’s global magnetospheric periodicities.

AB - The magnetospheric cusps are important sites of the coupling of a magnetosphere with the solar wind. The combination of both ground- and space-based observations at Earth have enabled considerable progress to be made in understanding the terrestrial cusp and its role in the coupling of the magnetosphere to the solar wind via the polar magnetosphere. Voyager 2 fully explored Neptune’s cusp in 1989 but highly inclined orbits of the Cassini spacecraft at Saturn present the most recent opportunity to repeatedly studying the polar magnetosphere of a rapidly rotating planet. In this paper we discuss observations made by Cassini during two passes through Saturn’s southern polar magnetosphere. Our main findings are that i) Cassini directly encounters the southern polar cusp with evidence for the entry of magnetosheath plasma into the cusp via magnetopause reconnection, ii) magnetopause reconnection and entry of plasma into the cusp can occur over a range of solar wind conditions, and iii) double cusp morphologies are consistent with the position of the cusp oscillating in phase with Saturn’s global magnetospheric periodicities.

U2 - 10.1002/2015JA021957

DO - 10.1002/2015JA021957

M3 - Journal article

VL - 121

SP - 3006

EP - 3030

JO - Journal of Geophysical Research: Space Physics

JF - Journal of Geophysical Research: Space Physics

SN - 2169-9402

IS - 4

ER -