Discovery of the Fastest Early Optical Emission from Overluminous SN Ia 2020hvf: A Thermonuclear Explosion within a Dense Circumstellar Environment

  • 姜, 継安
    Kavli Institute for the Physics and Mathematics of the Universe (WPI), The University of Tokyo Institutes for Advanced Study, The University of Tokyo
  • 前田, 啓一
    Department of Astronomy, Kyoto University
  • 川端, 美穂
    Department of Astronomy, Kyoto University
  • 土居, 守
    Kavli Institute for the Physics and Mathematics of the Universe (WPI), The University of Tokyo Institutes for Advanced Study, The University of Tokyo; Institute of Astronomy, Graduate School of Science, The University of Tokyo; Research Center for the Early Universe, Graduate School of Science, The University of Tokyo
  • 茂山, 俊和
    Research Center for the Early Universe, Graduate School of Science, The University of Tokyo
  • 田中, 雅臣
    Kavli Institute for the Physics and Mathematics of the Universe (WPI), The University of Tokyo Institutes for Advanced Study, The University of Tokyo; Astronomical Institute, Tohoku University
  • 冨永, 望
    Kavli Institute for the Physics and Mathematics of the Universe (WPI), The University of Tokyo Institutes for Advanced Study, The University of Tokyo; National Astronomical Observatory of Japan, National Institutes of Natural Sciences; Department of Physics, Faculty of Science and Engineering, Konan University
  • 野本, 憲一
    Kavli Institute for the Physics and Mathematics of the Universe (WPI), The University of Tokyo Institutes for Advanced Study, The University of Tokyo
  • 新納, 悠
    Institute of Astronomy, Graduate School of Science, The University of Tokyo; Research Center for the Early Universe, Graduate School of Science, The University of Tokyo
  • 酒向, 重行
    Institute of Astronomy, Graduate School of Science, The University of Tokyo
  • 大澤, 亮
    Institute of Astronomy, Graduate School of Science, The University of Tokyo; Kiso Observatory, Institute of Astronomy, Graduate School of Science, The University of Tokyo
  • マルテ, シュラム
    Graduate School of Science and Engineering, Saitama University
  • 山中, 雅之
    Okayama Observatory, Kyoto University
  • 小林, 尚人
    Institute of Astronomy, Graduate School of Science, The University of Tokyo; Kiso Observatory, Institute of Astronomy, Graduate School of Science, The University of Tokyo; Laboratory of Infrared High-resolution spectroscopy (LiH), Koyama Astronomical Observatory, Kyoto Sangyo University
  • 高橋, 英則
    Institute of Astronomy, Graduate School of Science, The University of Tokyo; Kiso Observatory, Institute of Astronomy, Graduate School of Science, The University of Tokyo
  • 中岡, 竜也
    Hiroshima Astrophysical Science Center, Hiroshima University; Department of Physical Science, Hiroshima University
  • 川端, 弘治
    Hiroshima Astrophysical Science Center, Hiroshima University; Department of Physical Science, Hiroshima University
  • 磯貝, 桂介
    Okayama Observatory, Kyoto University; Department of Multi-Disciplinary Sciences, Graduate School of Arts and Sciences, The University of Tokyo
  • 青木, 勉
    Hiroshima Astrophysical Science Center, Hiroshima University; Department of Physical Science, Hiroshima University
  • 近藤, 荘平
    Hiroshima Astrophysical Science Center, Hiroshima University; Department of Physical Science, Hiroshima University
  • 森, 由貴
    Hiroshima Astrophysical Science Center, Hiroshima University; Department of Physical Science, Hiroshima University
  • 有松, 亘
    The Hakubi Center/Astronomical Observatory, Graduate School of Science, Kyoto University
  • 春日, 敏測
    National Astronomical Observatory of Japan, National Institutes of Natural Sciences
  • 奥村, 真一郎
    Japan Spaceguard Association, Bisei Spaceguard Center
  • 浦川, 聖太郎
    Japan Spaceguard Association, Bisei Spaceguard Center
  • Reichart, Daniel E.
    Department of Physics and Astronomy, University of North Carolina at Chapel Hill
  • 田口, 健太
    Department of Astronomy, Kyoto University
  • 有馬, 宣明
    Institute of Astronomy, Graduate School of Science, The University of Tokyo; Department of Astronomy, Graduate School of Science, The University of Tokyo
  • 紅山, 仁
    Institute of Astronomy, Graduate School of Science, The University of Tokyo; Department of Astronomy, Graduate School of Science, The University of Tokyo
  • 宇野, 孔起
    Department of Astronomy, Kyoto University
  • 濱田, 大晴
    Hiroshima Astrophysical Science Center, Hiroshima University; Graduate School of Advanced Science and Engineering, Hiroshima University

抄録

Ia型超新星の爆発直後の閃光を捉えることに成功 --特異な爆発に至る恒星進化の謎に迫る--. 京都大学プレスリリース. 2021-12-10.

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