GPS phase scintillation and auroral electrojet currents during geomagnetic storms of March 17, 2013 and 2015

P. Prikryl, R. Ghoddousi-Fard, A. Viljanen, J. M. Weygand, B. S. R. Kunduri, E. G. Thomas, J. M. Ruohoniemi, M. Connors, D. W. Danskin, P. T. Jayachandran, K. S. Jacobsen, Y. L. Andalsvik, Tibor Durgonics, K. Oksavik, Y. Zhang, E. Spanswick, V. Sreeja, M. Aquino, P. J. Cilliers, Gaoyuan LiB. Ning, C. N. Mitchell, L. Spogli, M. Terkildsen, A. T. Weatherwax

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    Abstract

    Interplanetary coronal mass ejections (ICMEs) compounded by high-speed plasma streams from coronal holes caused two intense geomagnetic storms on March 17–18, 2013 and 2015 during the current solar cycle. Ionospheric responses to the storms in the northern and southern hemispheres are compared in the context of solar wind coupling to the magnetosphere-ionosphere system. Phase scintillation is observed at high latitudes by arrays of high-rate GNSS Ionospheric Scintillation and TEC Monitors (GISTMs) and geodetic-quality GPS receivers sampling at 1 Hz. The high-rate GPS receivers are distributed in the northern and in the southern high latitudes with sparser coverage. In addition to GPS receivers, the high-latitude ionosphere dynamics is studied using arrays of ground-based instruments including HF radars, ionosondes, riometers, magnetometers, optical imagers as well as particle detectors and ultraviolet scanning imagers onboard the DMSP satellites.
    Original languageEnglish
    Title of host publication General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS), 2017 XXXIInd
    Number of pages4
    PublisherIEEE
    Publication date2017
    Pages4
    DOIs
    Publication statusPublished - 2017
    EventXXXII General Assembly and Scientific Symposium of the International Union of Radio Science - Palais des congrés, Montréal, Canada
    Duration: 19 Aug 201726 Aug 2017
    Conference number: 32

    Conference

    ConferenceXXXII General Assembly and Scientific Symposium of the International Union of Radio Science
    Number32
    LocationPalais des congrés
    Country/TerritoryCanada
    CityMontréal
    Period19/08/201726/08/2017

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