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Three Dimensional Mapping of the Magellanic Bridge by High-Resolution Spectroscopy toward Multiple Sightlines

Research Project

Project/Area Number 23740148
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Astronomy
Research InstitutionShinshu University

Principal Investigator

MISAWA Toru  信州大学, 全学教育機構, 准教授 (60513447)

Project Period (FY) 2011 – 2013
Project Status Completed (Fiscal Year 2013)
Budget Amount *help
¥3,380,000 (Direct Cost: ¥2,600,000、Indirect Cost: ¥780,000)
Fiscal Year 2013: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2012: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2011: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywordsマゼラニック・ブリッジ / クェーサー吸収線 / 国際情報交流(アメリカ)
Research Abstract

The Magellanic Bridge (MB) is a physical connection between the Large and Small Magellanic Clouds (LMC, SMC). High-resolution spectroscopy of AGNs behind it is a powerful tool to investigate the internal structure of the MB. Absorption strength and profile are clearly different between sightlines toward not only the MB but the Magellanic Stream (MS). Because the total amount of gas in the MB and the MS is greater than the H I gas of the LMC and the SMC, the MB was probably formed by a tidal stripping from the SMC through gravitational interactions between the LMC and the SMC.

Report

(4 results)
  • 2013 Annual Research Report   Final Research Report ( PDF )
  • 2012 Research-status Report
  • 2011 Research-status Report
  • Research Products

    (9 results)

All 2014 2013 2012

All Journal Article (3 results) (of which Peer Reviewed: 3 results) Presentation (6 results)

  • [Journal Article] The COS/UVES Absorption Survey of the Magellanic Stream. III : Ionization, Total Mass, and Inflow Rate onto the Milky Way2014

    • Author(s)
      Andrew J. Fox, Bart P. Wakker, Kathleen A. Barger, Audra K. Hernandez, Philipp Richter, Nicolas Lehner, Joss Bland-Hawthorn, Jane C. Charlton, Tobias Westmeier, Christopher Thom, Jason Tumlinson, Toru Misawa, J. Christopher Howk, L. Matthew Haffner, Justin Ely, Paola Rodriguez-Hidalgo,Nimisha Kumari
    • Journal Title

      The Astrophysical Journal

      Volume: Vol.787, Issue 2, article id.147 Issue: 2 Pages: 147-147

    • DOI

      10.1088/0004-637x/787/2/147

    • Related Report
      2013 Final Research Report
    • Peer Reviewed
  • [Journal Article] The COS/UVES Absorption Survey of the Magellanic Stream. III: Ionization, Total Mass, and Inflow Rate onto the Milky Way2014

    • Author(s)
      Andrew J. Fox, Bart P. Wakker, Kathleen A. Barger, Audra K. Hernandez, Philipp Richter, Nicolas Lehner, Joss Bland-Hawthorn, Jane C. Charlton, Tobias Westmeier, Christopher Thom, Jason Tumlinson, Toru Misawa, J. Christopher Howk, L. Matthew Haffner, Justin Ely, Paola Rodriguez-Hidalgo, Nimisha Kumari
    • Journal Title

      The Astrophysical Journal

      Volume: 印刷中

    • Related Report
      2013 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Spectroscopy along Multiple, Lensed Sight Lines through Outflowing Winds in the Quasar SDSS J1029+26232013

    • Author(s)
      Toru Misawa, Naohisa Inada, Ken Ohsuga, Poshak Gandhi, Rohta Takahashi, Masamune Oguri
    • Journal Title

      The Astronomical Journal

      Volume: Vol.145, Issue 2, article id.48 Issue: 2 Pages: 12-12

    • DOI

      10.1088/0004-6256/145/2/48

    • NAID

      120007102753

    • Related Report
      2013 Final Research Report 2012 Research-status Report
    • Peer Reviewed
  • [Presentation] レンズクエーサーを用いた多視線による高赤方偏移吸収体の諸性質の解明2014

    • Author(s)
      小山田涼香, 三澤透, 稲田直久, 大栗真宗
    • Organizer
      日本天文学会2014年春季年会
    • Place of Presentation
      国際基督教大学, R23a
    • Year and Date
      2014-03-21
    • Related Report
      2013 Final Research Report
  • [Presentation] 多視線高分散分光観測によるマゼラニックブリッジの3次元マッピング2014

    • Author(s)
      Toru Misawa, Jane C. Charlton, Henry A. Kobulnicky, Philipp Richter, Paola Rodriguez-Hidalgo, Bart P. Wakker, Andrew Fox
    • Organizer
      日本天文学会2013年春季年会
    • Place of Presentation
      埼玉大学, R14c
    • Related Report
      2013 Final Research Report
  • [Presentation] レンズクエーサーを用いた多視線による高赤方偏移吸収体の諸性質の解明2014

    • Author(s)
      小山田涼香, 三澤透, 稲田直久, 大栗真宗
    • Organizer
      日本天文学会2014年春季年会
    • Place of Presentation
      国際基督教大学
    • Related Report
      2013 Annual Research Report
  • [Presentation] 多視線高分散分光観測によるマゼラニックブリッジの3次元マッピング2013

    • Author(s)
      T. Misawa, J. C. Charlton, H. A. Kobulnicky, P. Richter, P. Rodriguez-Hidalgo, B. P. Wakker, A. Fox
    • Organizer
      日本天文学会2013年春季年会
    • Place of Presentation
      埼玉大学
    • Related Report
      2012 Research-status Report
  • [Presentation] Three Dimensional Mapping of the Magellanic Bridge by High-Resolution Spectroscopy toward Multiple Sightlines2012

    • Author(s)
      Toru Misawa, Jane C. Charlton, Henry A. Kobulnicky, Philipp Richter, Paola Rodriguez-Hidalgo, Bart P. Wakker, Andrew Fox
    • Organizer
      The Magellanic System : In Perspective (Magellanic Clouds Workshop)
    • Place of Presentation
      The University of Western Australia
    • Related Report
      2013 Final Research Report
  • [Presentation] Three Dimensional Mapping of the Magellanic Bridge by High-Resolution Spectroscopy toward Multiple Sightlines2012

    • Author(s)
      T. Misawa, J. C. Charlton, H. A. Kobulnicky, P. Richter, P. Rodriguez-Hidalgo, B. P. Wakker, A. Fox
    • Organizer
      The Magellanic System: In Perspective (Magellanic Clouds Workshop)
    • Place of Presentation
      The University of Western Australia
    • Related Report
      2012 Research-status Report

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Published: 2011-08-05   Modified: 2019-07-29  

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