A three-dimensional velocity of an erupting prominence prior to a coronal mass ejection

  • Maria V Gutierrez
    Institute for Research in Astronomy and Astrophysics (IAFE CONICET-UBA) , CC 67, Suc. 28, 1428 Buenos Aires, Argentina
  • Kenichi Otsuji
    National Institute of Information and Communications Technology (NICT) , Koganei, Tokyo, 184-8795, Japan
  • Ayumi Asai
    Astronomical Observatory, Kyoto University, Kitashirakawa-Oiwake-cho , Sakyo-ku, Kyoto, Kyoto 606-8502, Japan
  • Raul Terrazas
    Ica Solar Station, Department of Physics, San Luis Gonzaga National University , Av. Los Maestros S/N , Ica, Peru
  • Mutsumi Ishitsuka
    Geophysical Institute of Peru , Calle Badajoz 169, Mayorazgo IV Etapa, Ate Vitarte, Lima, Peru
  • Jose Ishitsuka
    Geophysical Institute of Peru , Calle Badajoz 169, Mayorazgo IV Etapa, Ate Vitarte, Lima, Peru
  • Naoki Nakamura
    Astronomical Observatory, Kyoto University, Kitashirakawa-Oiwake-cho , Sakyo-ku, Kyoto, Kyoto 606-8502, Japan
  • Yusuke Yoshinaga
    Department of Astronomy, Kyoto University , Kitashirakawa-Oiwake-cho, Sakyo-ku, Kyoto, Kyoto 606-8502, Japan
  • Satoshi Morita
    National Astronomical Observatory of Japan , 2-21-1 Osawa, Mitaka, Tokyo, 181-8588, Japan
  • Takako T Ishii
    Astronomical Observatory, Kyoto University, Kitashirakawa-Oiwake-cho , Sakyo-ku, Kyoto, Kyoto 606-8502, Japan
  • Satoru Ueno
    Astronomical Observatory, Kyoto University, Kitashirakawa-Oiwake-cho , Sakyo-ku, Kyoto, Kyoto 606-8502, Japan
  • Reizaburo Kitai
    Astronomical Observatory, Kyoto University, Kitashirakawa-Oiwake-cho , Sakyo-ku, Kyoto, Kyoto 606-8502, Japan
  • Kazunari Shibata
    Astronomical Observatory, Kyoto University, Kitashirakawa-Oiwake-cho , Sakyo-ku, Kyoto, Kyoto 606-8502, Japan

抄録

<jats:title>Abstract</jats:title> <jats:p>We present a detailed three-dimensional (3D) view of a prominence eruption, coronal loop expansion, and coronal mass ejections (CMEs) associated with an M4.4 flare that occurred on 2011 March 8 in the active region NOAA 11165. Full-disk Hα images of the flare and filament ejection were successfully obtained by the Flare Monitoring Telescope (FMT) following its relocation to Ica University, Peru. Multiwavelength observation around the Hα line enabled us to derive the 3D velocity field of the Hα prominence eruption. Features in extreme ultraviolet were also obtained by the Atmospheric Imager Assembly onboard the Solar Dynamic Observatory and the Extreme Ultraviolet Imager on board the Solar Terrestrial Relations Observatory - Ahead satellite. We found that, following collision of the erupted filament with the coronal magnetic field, some coronal loops began to expand, leading to the growth of a clear CME. We also discuss the succeeding activities of CME driven by multiple interactions between the expanding loops and the surrounding coronal magnetic field.</jats:p>

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