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Galactic Astronomy on the Basis of Space Astrometry

Research Project

Project/Area Number 04302013
Research Category

Grant-in-Aid for Co-operative Research (A)

Allocation TypeSingle-year Grants
Research Field Astronomy
Research InstitutionNational Astronomical Observatory

Principal Investigator

MIYAMOTO Masanori  National Astronomical Obs.Division of Astrometry & Celestial Mechanics Professor, 位置天文・天体力学研究系, 教授 (30012850)

Co-Investigator(Kenkyū-buntansha) GOUDA Naoteru  Osaka Univ.Dept.of Science Assistant Prof., 理学部, 助教授 (50202073)
YOSHIZAWA Masanori  National Astronomical Obs Div.of Astrometry & Celestial Mech.Assistant Prof., 位置天文・天体力学研究系, 助教授 (20126197)
TOSA M  Tohoku Univ.Dept.of Science Prof., 理学部, 教授 (50022728)
YOSHII Yuzuru  Univ.of Tokyo Dept.of Science Prof., 理学部, 教授 (00158388)
SOFUE Y  Univ.of Tokyo Dept.of Science Prof., 理学部, 教授 (10022667)
藤本 光昭  名古屋大学, 理学部, 教授 (70022580)
中川 一郎  京都大学, 理学部, 教授 (70025279)
Project Period (FY) 1992 – 1994
Project Status Completed (Fiscal Year 1994)
Budget Amount *help
¥7,100,000 (Direct Cost: ¥7,100,000)
Fiscal Year 1994: ¥1,500,000 (Direct Cost: ¥1,500,000)
Fiscal Year 1993: ¥2,900,000 (Direct Cost: ¥2,900,000)
Fiscal Year 1992: ¥2,700,000 (Direct Cost: ¥2,700,000)
KeywordsGalactic Astronomy / Astrometric Satellite / Dark Halo / Stellar Kinematics / 銀河系の構造と進化 / 位置天文学 / アストロメトリ / Cosmological Distance
Research Abstract

This research aimed at clarifying the fundamental items of the galactic astronomy to be observed by means of a Post-HIPPARCOS Satellite, on the basis of the researches made by the members of this research project.
To attain the goal, we have held the symposium titled "Galactic Astronomy and Space Astrometry" on Dec.13-15,1994 at Yuzawa.The contents of the symposium were classified into seven sessions : Dark Halo, Kinematics and Dynamics, Galactic Model, Space Astrometry, Galactic Center, Galactic Disk, and Galaxies and Group of Galaxies.
During the symposium period, the scientific discussions among the members were very exciting and fruitful.The contents of the symposium have been published in "Proceedings of the Symposium on Galactic Astronomy and Space Astrometry 1994". During the period of this project, many papers which would have a favorable influence upon the Galactic Astronomy in the international community have been published in the international jounal(see a booklet of the research report).It seems that the outline of the galactic astronomy to be achieved by the next-generation Astrometric Satellite has been clarified.

Report

(4 results)
  • 1994 Annual Research Report   Final Research Report Summary
  • 1993 Annual Research Report
  • 1992 Annual Research Report
  • Research Products

    (18 results)

All Other

All Publications (18 results)

  • [Publications] M.Miyamoto: "Galactic Kinematics on the Basis of Modern Proper Motion Data" Proc.of IAU Symp.No.166. 166(in press). (1995)

    • Related Report
      1994 Annual Research Report
  • [Publications] M.Miyamoto & Y.Yoshii: "Astrometry for Determining the MACHO Mass and Trajectory" Astronomical Journal. 109(in press). (1995)

    • Related Report
      1994 Annual Research Report
  • [Publications] M.Yoshizawa,M.Miyamoto,M.Soma: "Ten Years of the Tokyo Photoelectric Meridian Circle -An Activity Report for Years from 1982to 1993-" Publ.Natl.Astron.Obs.3. 289-301 (1994)

    • Related Report
      1994 Annual Research Report
  • [Publications] T.Tsujimoto,Y.Yoshii,et al.: "Abundance Gradients in the Star-forming Viscous Disk and Chemical Properties of the Bulge" Astronomy & Astrophysics. (in press). (1995)

    • Related Report
      1994 Annual Research Report
  • [Publications] Y.Sofue: "Ram-pressure Stripping of Gas from Companions and Accretion onto a Spiral Galaxy:A Gaseous Merger" Astrophysical Journal. 423. 207-222 (1994)

    • Related Report
      1994 Annual Research Report
  • [Publications] N.Gouda: "Reconstruction of Initial Cosmological Density Fluctuations by the Pseudospectral Method" Astrophysical Journal. 436. 542-546 (1994)

    • Related Report
      1994 Annual Research Report
  • [Publications] M.Miyamoto: "Is the Vorticity Vector of the Galaxy Perpendicular to the Galactic Plane? II" Astron.J.105. 2138-2147 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] F.Sch〓niger & Y.Sofue: "CO versus HI in the Tully‐Fisher Relation for a Sample of 32 Galaxies" Astron.Astrophys.283. 21-31 (1994)

    • Related Report
      1993 Annual Research Report
  • [Publications] Y.Yoshii: "Detection snd Selection Effects in Observations of Faint Galaxies" Astrophys.J.403. 552-566 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] N.Arimoto: "Stellar Population Synthesis:Application to Galactic Bulges" Proc.IAU Symp.No.153,Galactic Bulges. 133-149 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] T.Tsuchiya,Y.Yamada N.Gouda: "Spectral Analysis of the Stochastic Orbits in Triaxial Stellar Systems with Fiqure Rotation" Progress of Theoretical Physics. 89. 793-808 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] M.Yoshizawa: "Astrometry Accuracies with Drift Scanning CCD Meridian Circle" Celestial Mechanics. in press.(1994)

    • Related Report
      1993 Annual Research Report
  • [Publications] M.Miyamoto,M.Soma: "Is the Vorticity Vector of the Galaxy Perpendicular to the Galactioc Plane? I" Astronomical Journal. 105. 691-701 (1993)

    • Related Report
      1992 Annual Research Report
  • [Publications] M.Miyamoto,M.Soma,M.Yoshizawa: "Is the Vorticity Vector of the Galaxy Perpendicular to the Galactic Plane ? II" Astronomical Journal. 105,No.6. (1993)

    • Related Report
      1992 Annual Research Report
  • [Publications] Y.Sofue: "A Basic Step toward the CO-Line Tully-Fisher Relation" Publication of Astronomical Society of Japan. 44. L231-L234 (1992)

    • Related Report
      1992 Annual Research Report
  • [Publications] M.Yoshizawa,S.Suzuki: "The Tokyo PMC Catalog 89 : Catalog of Positions of 3466 Stars Observed in 1989 with Tokyo PMC" Publications of National Astronomical Observatory of Japan. 3,No1. (1993)

    • Related Report
      1992 Annual Research Report
  • [Publications] M.Tosa: "Formation of a Spiral Structure induced by a Ram Pressure" Astrophysical Journal,to be published. (1993)

    • Related Report
      1992 Annual Research Report
  • [Publications] Y.Yoshii: "Detection and Selection Effects in Observations of Faint Galaxies" Astrophysical Journal. 403. 552-566 (1993)

    • Related Report
      1992 Annual Research Report

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Published: 1992-04-01   Modified: 2016-04-21  

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