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An interhemispheric comparison of GPS phase scintillation with auroral emission observed at the South Pole and from the DMSP satellite

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

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An interhemispheric comparison of GPS phase scintillation with auroral emission observed at the South Pole and from the DMSP satellite. / Prikryl, Paul; Zhang, Yongliang; Ebihara, Yusuke et al.
In: Annals of Geophysics, Vol. 56, No. 2, 0216, 2013.

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

Harvard

Prikryl, P, Zhang, Y, Ebihara, Y, Ghoddousi-Fard, R, Jayachandran, PT, Kinrade, J, Mitchell, CN, Weatherwax, AT, Bust, G, Cilliers, PJ, Spogli, L, Alfonsi, L, Romano, V, Ning, B, Li, G, Jarvis, MJ, Danskin, DW, Spanswick, E, Donovan, E & Terkildsen, M 2013, 'An interhemispheric comparison of GPS phase scintillation with auroral emission observed at the South Pole and from the DMSP satellite', Annals of Geophysics, vol. 56, no. 2, 0216. https://doi.org/10.4401/ag-6227

APA

Prikryl, P., Zhang, Y., Ebihara, Y., Ghoddousi-Fard, R., Jayachandran, P. T., Kinrade, J., Mitchell, C. N., Weatherwax, A. T., Bust, G., Cilliers, P. J., Spogli, L., Alfonsi, L., Romano, V., Ning, B., Li, G., Jarvis, M. J., Danskin, D. W., Spanswick, E., Donovan, E., & Terkildsen, M. (2013). An interhemispheric comparison of GPS phase scintillation with auroral emission observed at the South Pole and from the DMSP satellite. Annals of Geophysics, 56(2), Article 0216. https://doi.org/10.4401/ag-6227

Vancouver

Prikryl P, Zhang Y, Ebihara Y, Ghoddousi-Fard R, Jayachandran PT, Kinrade J et al. An interhemispheric comparison of GPS phase scintillation with auroral emission observed at the South Pole and from the DMSP satellite. Annals of Geophysics. 2013;56(2):0216. doi: 10.4401/ag-6227

Author

Prikryl, Paul ; Zhang, Yongliang ; Ebihara, Yusuke et al. / An interhemispheric comparison of GPS phase scintillation with auroral emission observed at the South Pole and from the DMSP satellite. In: Annals of Geophysics. 2013 ; Vol. 56, No. 2.

Bibtex

@article{0709b4c52b944719b2694ed3282c0abc,
title = "An interhemispheric comparison of GPS phase scintillation with auroral emission observed at the South Pole and from the DMSP satellite",
abstract = "The global positioning system (GPS) phase scintillation caused by high-latitude ionospheric irregularities during an intense high-speed stream (HSS) of the solar wind from April 29 to May 5, 2011, was observed using arrays of GPS ionospheric scintillation and total electron content monitors in the Arctic and Antarctica. The one-minute phase-scintillation index derived from the data sampled at 50 Hz was complemented by a proxy index (delta phase rate) obtained from 1-Hz GPS data. The scintillation occurrence coincided with the aurora borealis and aurora australis observed by an all-sky imager at the South Pole, and by special sensor ultraviolet scanning imagers on board satellites of the Defense Meteorological Satellites Program. The South Pole (SP) station is approximately conjugate with two Canadian High Arctic Ionospheric Network stations on Baffin Island, Canada, which provided the opportunity to study magnetic conjugacy of scintillation with support of riometers and magnetometers. The GPS ionospheric pierce points were mapped at their actual or conjugate locations, along with the auroral emission over the South Pole, assuming an altitude of 120 km. As the aurora brightened and/or drifted across the field of view of the all-sky imager, sequences of scintillation events were observed that indicated conjugate auroras as a locator of simultaneous or delayed bipolar scintillation events. In spite of the greater scintillation intensity in the auroral oval, where phase scintillation sometimes exceeded 1 radian during the auroral break-up and substorms, the percentage occurrence of moderate scintillation was highest in the cusp. Interhemispheric comparisons of bipolar scintillation maps show that the scintillation occurrence is significantly higher in the southern cusp and polar cap.",
keywords = "HIGH-LATITUDES, GEOMAGNETIC STORM, SOLAR MINIMUM, CLIMATOLOGY, HEMISPHERES, PATCHES, INDEX",
author = "Paul Prikryl and Yongliang Zhang and Yusuke Ebihara and Reza Ghoddousi-Fard and Jayachandran, {Periyadan T.} and Joe Kinrade and Mitchell, {Cathryn N.} and Weatherwax, {Allan T.} and Gary Bust and Cilliers, {Pierre J.} and Luca Spogli and Lucilla Alfonsi and Vincenzo Romano and Baiqi Ning and Guozhu Li and Jarvis, {Martin J.} and Danskin, {Donald W.} and Emma Spanswick and Eric Donovan and Mike Terkildsen",
year = "2013",
doi = "10.4401/ag-6227",
language = "English",
volume = "56",
journal = "Annals of Geophysics",
issn = "1593-5213",
publisher = "Editrice Compositori s.r.l.",
number = "2",

}

RIS

TY - JOUR

T1 - An interhemispheric comparison of GPS phase scintillation with auroral emission observed at the South Pole and from the DMSP satellite

AU - Prikryl, Paul

AU - Zhang, Yongliang

AU - Ebihara, Yusuke

AU - Ghoddousi-Fard, Reza

AU - Jayachandran, Periyadan T.

AU - Kinrade, Joe

AU - Mitchell, Cathryn N.

AU - Weatherwax, Allan T.

AU - Bust, Gary

AU - Cilliers, Pierre J.

AU - Spogli, Luca

AU - Alfonsi, Lucilla

AU - Romano, Vincenzo

AU - Ning, Baiqi

AU - Li, Guozhu

AU - Jarvis, Martin J.

AU - Danskin, Donald W.

AU - Spanswick, Emma

AU - Donovan, Eric

AU - Terkildsen, Mike

PY - 2013

Y1 - 2013

N2 - The global positioning system (GPS) phase scintillation caused by high-latitude ionospheric irregularities during an intense high-speed stream (HSS) of the solar wind from April 29 to May 5, 2011, was observed using arrays of GPS ionospheric scintillation and total electron content monitors in the Arctic and Antarctica. The one-minute phase-scintillation index derived from the data sampled at 50 Hz was complemented by a proxy index (delta phase rate) obtained from 1-Hz GPS data. The scintillation occurrence coincided with the aurora borealis and aurora australis observed by an all-sky imager at the South Pole, and by special sensor ultraviolet scanning imagers on board satellites of the Defense Meteorological Satellites Program. The South Pole (SP) station is approximately conjugate with two Canadian High Arctic Ionospheric Network stations on Baffin Island, Canada, which provided the opportunity to study magnetic conjugacy of scintillation with support of riometers and magnetometers. The GPS ionospheric pierce points were mapped at their actual or conjugate locations, along with the auroral emission over the South Pole, assuming an altitude of 120 km. As the aurora brightened and/or drifted across the field of view of the all-sky imager, sequences of scintillation events were observed that indicated conjugate auroras as a locator of simultaneous or delayed bipolar scintillation events. In spite of the greater scintillation intensity in the auroral oval, where phase scintillation sometimes exceeded 1 radian during the auroral break-up and substorms, the percentage occurrence of moderate scintillation was highest in the cusp. Interhemispheric comparisons of bipolar scintillation maps show that the scintillation occurrence is significantly higher in the southern cusp and polar cap.

AB - The global positioning system (GPS) phase scintillation caused by high-latitude ionospheric irregularities during an intense high-speed stream (HSS) of the solar wind from April 29 to May 5, 2011, was observed using arrays of GPS ionospheric scintillation and total electron content monitors in the Arctic and Antarctica. The one-minute phase-scintillation index derived from the data sampled at 50 Hz was complemented by a proxy index (delta phase rate) obtained from 1-Hz GPS data. The scintillation occurrence coincided with the aurora borealis and aurora australis observed by an all-sky imager at the South Pole, and by special sensor ultraviolet scanning imagers on board satellites of the Defense Meteorological Satellites Program. The South Pole (SP) station is approximately conjugate with two Canadian High Arctic Ionospheric Network stations on Baffin Island, Canada, which provided the opportunity to study magnetic conjugacy of scintillation with support of riometers and magnetometers. The GPS ionospheric pierce points were mapped at their actual or conjugate locations, along with the auroral emission over the South Pole, assuming an altitude of 120 km. As the aurora brightened and/or drifted across the field of view of the all-sky imager, sequences of scintillation events were observed that indicated conjugate auroras as a locator of simultaneous or delayed bipolar scintillation events. In spite of the greater scintillation intensity in the auroral oval, where phase scintillation sometimes exceeded 1 radian during the auroral break-up and substorms, the percentage occurrence of moderate scintillation was highest in the cusp. Interhemispheric comparisons of bipolar scintillation maps show that the scintillation occurrence is significantly higher in the southern cusp and polar cap.

KW - HIGH-LATITUDES

KW - GEOMAGNETIC STORM

KW - SOLAR MINIMUM

KW - CLIMATOLOGY

KW - HEMISPHERES

KW - PATCHES

KW - INDEX

U2 - 10.4401/ag-6227

DO - 10.4401/ag-6227

M3 - Journal article

VL - 56

JO - Annals of Geophysics

JF - Annals of Geophysics

SN - 1593-5213

IS - 2

M1 - 0216

ER -