Statistical analysis of ion upflow occurrence in relation to the upstream solar wind plasma parameters and terrestrial magnetic activity during the IPY-ESR 2007 observations

Timothy W David; C M Michael; Emmanuel Oluwagbemiga Adetunji; Darren M. Wright; Adetoro Temitope  Talabi; Abayomi Ekundayo Ajetunmobi

doi:10.1016/j.asr.2026.03.020

Statistical analysis of ion upflow occurrence in relation to the upstream solar wind plasma parameters and terrestrial magnetic activity during the IPY-ESR 2007 observations

Timothy W David
, C M Michael
, Emmanuel Oluwagbemiga Adetunji
, Darren M. Wright
, Adetoro Temitope Talabi
, Abayomi Ekundayo Ajetunmobi

Research output: Contribution to Journal › Article › peer-review

Abstract

The results of a study on the relationship of ion upflow occurrence with upstream solar wind plasma parameters and terrestrial magnetic activity are presented.

Original language	English
Article number	JASR19414
Pages (from-to)	9617-9632
Journal	Advances in Space Research
Volume	77
Issue number	9
DOIs	https://doi.org/10.1016/j.asr.2026.03.020
Publication status	Published - 13 Apr 2026

Bibliographical note

The authors acknowledge the EISCAT Scientific Association for easy access to the Madrigal database. The international community is equally applauded for the 2007 international polar year campaign that generated such a high level of robust data. The authors also acknowledge the OMNIWeb data team for providing the data. This research used the SPECTRE High Performance Computing Facility at the University of Leicester.

© 2026 COSPAR. Published by Elsevier B.V. All rights are reserved, including those for text and data mining, AI training, and similar technologies.

Data Access Statement

The EISCAT data used in this paper can be obtained via the schedule pages of the EISCAT website ( https://www.eiscat.se/) and the Madrigal database. The OMNI Web data used in this paper can be accessed from ( https://omniweb.gsfc.nasa.gov/).

Keywords

Electron precipitation
Ambipolar electric field
Joule heating
Upflow

Access to Document

10.1016/j.asr.2026.03.020Licence: Unspecified

David_et_al_2026_Statistical_analysis_of_ion_upflow_occurrenceAccepted author manuscript, 2.41 MBLicence: CC BY-NC-ND

Cite this

David, T. W., Michael, C. M., Adetunji, E. O., Wright, D. M., Talabi, A. T., & Ajetunmobi, A. E. (2026). Statistical analysis of ion upflow occurrence in relation to the upstream solar wind plasma parameters and terrestrial magnetic activity during the IPY-ESR 2007 observations. Advances in Space Research, 77(9), 9617-9632. Article JASR19414. https://doi.org/10.1016/j.asr.2026.03.020

@article{a7e0c8daad0f4c9e94fef967c5c58f06,

title = "Statistical analysis of ion upflow occurrence in relation to the upstream solar wind plasma parameters and terrestrial magnetic activity during the IPY-ESR 2007 observations",

abstract = "The results of a study on the relationship of ion upflow occurrence with upstream solar wind plasma parameters and terrestrial magnetic activity are presented. ",

keywords = "Electron precipitation, Ambipolar electric field, Joule heating, Upflow",

author = "David, \{Timothy W\} and Michael, \{C M\} and Adetunji, \{Emmanuel Oluwagbemiga\} and Wright, \{Darren M.\} and Talabi, \{Adetoro Temitope\} and Ajetunmobi, \{Abayomi Ekundayo\}",

note = "The authors acknowledge the EISCAT Scientific Association for easy access to the Madrigal database. The international community is equally applauded for the 2007 international polar year campaign that generated such a high level of robust data. The authors also acknowledge the OMNIWeb data team for providing the data. This research used the SPECTRE High Performance Computing Facility at the University of Leicester. {\textcopyright} 2026 COSPAR. Published by Elsevier B.V. All rights are reserved, including those for text and data mining, AI training, and similar technologies.",

year = "2026",

month = apr,

day = "13",

doi = "10.1016/j.asr.2026.03.020",

language = "English",

volume = "77",

pages = "9617--9632",

journal = "Advances in Space Research",

issn = "0273-1177",

publisher = "Elsevier Ltd",

number = "9",

}

David, TW, Michael, CM, Adetunji, EO, Wright, DM, Talabi, AT & Ajetunmobi, AE 2026, 'Statistical analysis of ion upflow occurrence in relation to the upstream solar wind plasma parameters and terrestrial magnetic activity during the IPY-ESR 2007 observations', Advances in Space Research, vol. 77, no. 9, JASR19414, pp. 9617-9632. https://doi.org/10.1016/j.asr.2026.03.020

Statistical analysis of ion upflow occurrence in relation to the upstream solar wind plasma parameters and terrestrial magnetic activity during the IPY-ESR 2007 observations. / David, Timothy W; Michael, C M; Adetunji, Emmanuel Oluwagbemiga et al.
In: Advances in Space Research, Vol. 77, No. 9, JASR19414, 13.04.2026, p. 9617-9632.

Research output: Contribution to Journal › Article › peer-review

TY - JOUR

T1 - Statistical analysis of ion upflow occurrence in relation to the upstream solar wind plasma parameters and terrestrial magnetic activity during the IPY-ESR 2007 observations

AU - David, Timothy W

AU - Michael, C M

AU - Adetunji, Emmanuel Oluwagbemiga

AU - Wright, Darren M.

AU - Talabi, Adetoro Temitope

AU - Ajetunmobi, Abayomi Ekundayo

N1 - The authors acknowledge the EISCAT Scientific Association for easy access to the Madrigal database. The international community is equally applauded for the 2007 international polar year campaign that generated such a high level of robust data. The authors also acknowledge the OMNIWeb data team for providing the data. This research used the SPECTRE High Performance Computing Facility at the University of Leicester. © 2026 COSPAR. Published by Elsevier B.V. All rights are reserved, including those for text and data mining, AI training, and similar technologies.

PY - 2026/4/13

Y1 - 2026/4/13

N2 - The results of a study on the relationship of ion upflow occurrence with upstream solar wind plasma parameters and terrestrial magnetic activity are presented.

AB - The results of a study on the relationship of ion upflow occurrence with upstream solar wind plasma parameters and terrestrial magnetic activity are presented.

KW - Electron precipitation

KW - Ambipolar electric field

KW - Joule heating

KW - Upflow

U2 - 10.1016/j.asr.2026.03.020

DO - 10.1016/j.asr.2026.03.020

M3 - Article

SN - 0273-1177

VL - 77

SP - 9617

EP - 9632

JO - Advances in Space Research

JF - Advances in Space Research

IS - 9

M1 - JASR19414

ER -

Statistical analysis of ion upflow occurrence in relation to the upstream solar wind plasma parameters and terrestrial magnetic activity during the IPY-ESR 2007 observations

Abstract

Bibliographical note

Data Access Statement

Keywords

Access to Document

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Cite this