• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to previous page

Size-frequency disctibution of asteroids and craters and its implication to the origin of the lunar terminal cataclysm

Research Project

Project/Area Number 18540426
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Solid earth and planetary physics
Research InstitutionNational Astronomical Observatory of Japan

Principal Investigator

ITO Takashi  National Astronomical Observatory of Japan, 天文データセンター, 助教授 (40280565)

Co-Investigator(Kenkyū-buntansha) YOSHIDA Fumi  国立天文台, 国際連携室, 専門研究職員 (20399306)
TAKEDA Takaaki  国立天文台, 天文シミュレーションプロジェクト, 専門研究職員 (70413961)
Co-Investigator(Renkei-kenkyūsha) YOSHIDA Fumi  国立天文台, 国際連携室, 専門研究職員 (20399306)
TAKEDA Takaaki  国立天文台, 天文シミュレーションプロジェクト, 専門研究職員 (70413961)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,050,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥750,000)
Fiscal Year 2008: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2007: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Fiscal Year 2006: ¥800,000 (Direct Cost: ¥800,000)
Keywords固体惑星 / 衛星 / 小惑星 / クレーター / 天体力学 / 衝突現象 / サイズ頻度分布 / 衝突 / 軌道計算
Research Abstract

小惑星は太陽系の進化に於いて常に中心的な役割を果たして来た天体である。その中でも地球に接近して衝突の可能性すらある天体は地球接近小惑星と呼ばれ、活発なサーベイ観測の対象となっている。本研究での各種の光学観測と数値シミュレーションの結果より、約40億年前に太陽系内部で発生したとされる後期隕石重爆撃期の衝突天体は地球接近小惑星であり、その力学起源は巨大惑星の動径方向の移動であることがだいぶ有力となった。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (43 results)

All 2009 2008 2007 2006 Other

All Journal Article (29 results) (of which Peer Reviewed: 27 results) Presentation (14 results)

  • [Journal Article] Spin rates of fast-rotating asteroids and fragments in impact disruption2009

    • Author(s)
      T. Kadono, M. Arakawa, T. Ito, and K. Ohtsuki
    • Journal Title

      Icarus 200

      Pages: 694-697

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Spin rates of fast-rotating asteroids and fragments in impact disruption2009

    • Author(s)
      Toshihiko Kadono, Masahiko Arakawa, Takashi Ito, Keiji Ohtsuki
    • Journal Title

      Icarus 200

      Pages: 694-697

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Quasi-Hilda comet 147P/Kushida-Muramatsu: Another long temporary satellite capture by Jupiter2008

    • Author(s)
      K. Ohtsuka, T. Ito, M. Yoshikawa, D. J. Asher, and H. Arakida
    • Journal Title

      Astron. Astrophys. 489

      Pages: 1355-1362

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] A comparative study of size distributions for small L4 and L5 Jovian trojans2008

    • Author(s)
      F. Yoshida and T. Nakamura
    • Journal Title

      Publ. Astron. Soc. Japan 60

      Pages: 297-301

    • NAID

      10023952248

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] A new surface density model of Jovian trojans around triangular libration points2008

    • Author(s)
      T. Nakamura and F. Yoshida
    • Journal Title

      Publ. Astron. Soc. Japan 60

      Pages: 293-296

    • NAID

      10023952235

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Searching satellites of asteroid Itokawa by imaging observation with Hayabusa spacecraft2008

    • Author(s)
      T. Fuse, F. Yoshida, D. Tholen, M. Ishiguro, J. Saito
    • Journal Title

      Earth, Planet, Space 60

      Pages: 33-37

    • NAID

      10029006664

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 大規模天文シミュレーションの可視化 - 国立天文台4D2Uプロジェクトでの試み2008

    • Author(s)
      武田隆顕, 小久保英一郎, 林満, 岩下由美, 縣秀彦, 牧野淳一郎, 觀山正見, 加藤恒彦, 高幣俊之, 奥野光, 額谷宙彦, 三浦均
    • Journal Title

      可視化情報学会誌 28, No. 110

      Pages: 186-192

    • NAID

      10021111701

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Quasi-Hilda comet 147P/Kushida-Muramatsu. Another long temporary satellite capture by Jupiter2008

    • Author(s)
      Katsuhito Ohtsuka, Takashi Ito, Makoto Yoshikawa, David J. Asher, Hideyoshi Arakida
    • Journal Title

      Astronomy & Astrophysics 489

      Pages: 1355-1362

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Trends in 20th century celestial mechanics2007

    • Author(s)
      T. Ito and K. Tanikawa
    • Journal Title

      Publ. Natl. Astron. Obs. Japan 9

      Pages: 55-122

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Color variation of a very young asteroid2007

    • Author(s)
      T. Ito and F. Yoshida
    • Journal Title

      Karin. Publ. Astron. Soc. Japan 59

      Pages: 269-275

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 第四紀の氷期サイクルと日射量変動2007

    • Author(s)
      伊藤孝士, 阿部彩子
    • Journal Title

      地学雑誌 116, No.6

      Pages: 768-782

    • NAID

      10025677297

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Subsystems in a stable planetary system2007

    • Author(s)
      K. Tanikawa and T. Ito
    • Journal Title

      Publ. Astron. Soc. Japan 59

      Pages: 989-1004

    • NAID

      10023947389

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Apollo Asteroids (1566) Icarus and 2007 MK6: Icarus Family Members?2007

    • Author(s)
      K. Ohtsuka, H. Arakida, T. Ito, T. Kasuga, J. Watanabe, D. Kinoshita, T. Sekiguchi, D. J. Asher, and S. Nakano
    • Journal Title

      Astrophys. J. 668

      Pages: 71-74

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Subaru main belt asteroid survey (SMBAS)2007

    • Author(s)
      F. Yoshida and T. Nakamura
    • Journal Title

      Planet. Space Sci. 55

      Pages: 1113-1125

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Surface heterogeneity of 2005 UD from photometric observations2007

    • Author(s)
      D. Kinoshita, K. Ohtsuka, T. Sekiguchi, J. Watanabe, T. Ito, H. Arakida, T. Kasuga, S. Miyasaka, R. Nakamura, and H.-C. Lin
    • Journal Title

      Astron. Astrophys. 466

      Pages: 1153-1158

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Mass dispersal and angular momentum transfer during collisions between rubble-pile asteroids2007

    • Author(s)
      T. Takeda and K. Ohtsuki
    • Journal Title

      Icarus 189

      Pages: 256-273

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 第四紀の氷期サイクルと日射量変動2007

    • Author(s)
      伊藤孝士, 阿部彩子
    • Journal Title

      地学雑誌 116

      Pages: 768-782

    • NAID

      10025677297

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Trends in 20^<th> Century Celestial Mechanics2007

    • Author(s)
      Takashi Ito, Kiyotaka Tanikawa
    • Journal Title

      Publ. Natl. Astron. Obs. Japan 9

      Pages: 55-122

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Subsystems in a stable planetary system2007

    • Author(s)
      Kiyotaka Tanikawa, Takashi Ito
    • Journal Title

      Publ. Astron. Soc. Japan 59

      Pages: 989-1004

    • NAID

      10023947389

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Color Variation of a Very Young Asteroid, Karin2007

    • Author(s)
      Takashi Ito, Fumi Yoshida.
    • Journal Title

      Publ. Astron. Soc. Japan 59

      Pages: 269-275

    • NAID

      10023944710

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Dynamical transport of asteroid fragments from the nu6 resonance2006

    • Author(s)
      T. Ito and R. Malhotra
    • Journal Title

      Advances in Space Research 38

      Pages: 817-825

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Lightcurves of the Karin family asteroids2006

    • Author(s)
      T. Ito and F. Yoshida
    • Journal Title

      Advances in Geosciences (World Scientific) vol. 3 Planetary Science

      Pages: 317-329

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Size distribution of asteroids and old terrestrial craters2006

    • Author(s)
      T. Ito, R. G. Strom, R. Malhotra, F. Yoshida, D. A. Kring
    • Journal Title

      Advances in Geosciences (World Scientific) vol. 3 Planetary Science

      Pages: 337-343

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] A new-born asteroid 832 Karin with old and new surfaces - SUBARU Spectroscopy2006

    • Author(s)
      S. Sasaki, T. Sasaki, J. Watanabe, F. Yoshida, H. Kawakita, N. Takato, B. Dermawan, T. Fuse, T. Ito, and T. Sekiguchi
    • Journal Title

      Adv. Space. Res. 38, issue 9

      Pages: 1995-1999

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Difference in degree of space weathering on newborn asteroid Karin2006

    • Author(s)
      T. Sasaki, S. Sasaki, J. Watanabe, T. Sekiguchi, F. Yoshida, T. Ito, H. Kawakita, T. Fuse, N. Takato, and B. Dermawan
    • Journal Title

      Advances in Geosciences (World Scientific) vol. 3 Planetary Science (Anil Bhardwaj and Wing-Huen Ip, eds.)

      Pages: 331-336

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Apollo asteroid 2005 UD: split nucleus of (3200) Phaethon?2006

    • Author(s)
      K. Ohtsuka, T. Sekiguchi, D. Kinoshita, J. Watanabe, T. Ito, H. Arakida, and T. Kasuga
    • Journal Title

      Astron. Astrophys. 450

      Pages: 25-28

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Detailed images of asteroids 25143 Itokawa from Hayabusa2006

    • Author(s)
      J. Saito, F. Yoshida (14番目) ら著者全34名
    • Journal Title

      Science 312

      Pages: 1341-1344

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Dynamical transport of asteroid fragments from the v6 resonance2006

    • Author(s)
      Takashi Ito, Renu Malhotra
    • Journal Title

      Advances in Space Research 38

      Pages: 817-825

    • Related Report
      2006 Annual Research Report
  • [Journal Article] A mission called SAPPORO

    • Author(s)
      W.-H. Ip, F. Yoshida (7番目) ら著者全18名
    • Journal Title

      Advances in Geosciences (World Scientific) vol. 3 Planetary Science

      Pages: 241-253

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] Asymmetric cratering on the Moon and very slow NEAs, Subaru Users Meeting 20082009

    • Author(s)
      Takashi Ito
    • Organizer
      National Astronomical Observatory of Japan
    • Place of Presentation
      Mitaka, Tokyo, Japan
    • Related Report
      2008 Final Research Report
  • [Presentation] About the 4D2U Theater of the National Astronomical Observatory of Japan2009

    • Author(s)
      Takaaki Takeda
    • Organizer
      International Symposium for Immersive Science Visualization, Preparatory Event 2009 futuring Full Dome & Stereoscopic Moves for The International Festival of Scientific Visualization
    • Place of Presentation
      National Astronomical Observatory of Japan, Mitaka, Tokyo
    • Related Report
      2008 Final Research Report
  • [Presentation] Asymmetric impacts of the near-Earth asteroids on the Moon2008

    • Author(s)
      Takashi Ito, Renu Mal hotra
    • Organizer
      Asia-Oceania Geosciences Society 2008Annual Meeting
    • Place of Presentation
      Bexico, Busan, Korea
    • Year and Date
      2008-06-18
    • Related Report
      2008 Annual Research Report
  • [Presentation] Asymmetric Impacts of the Near-Earth Asteroids on the Moon2008

    • Author(s)
      Takashi Ito
    • Organizer
      Asteroids, Meteors, and Comets
    • Place of Presentation
      Baltimore Marriott Waterfront, Baltimore, Maryland, USA
    • Related Report
      2008 Final Research Report
  • [Presentation] Asymmetric Impacts of the Near-Earth Asteroids on the Moon2008

    • Author(s)
      Takashi Ito
    • Organizer
      Asia-Oceania Geoscience Society 5th Annual Meeting
    • Place of Presentation
      Bexico, Busan, Korea
    • Related Report
      2008 Final Research Report
  • [Presentation] Boundary condition in collisional evolution given by size frequency distribution observation of astronoids2008

    • Author(s)
      Takashi Ito
    • Organizer
      Subaru Users Meeting 2007 National Astronomical Observatory of Japan
    • Place of Presentation
      Mitaka, Tokyo, Japan
    • Related Report
      2008 Final Research Report
  • [Presentation] An insight into the solar system history through the size distribution of Jupiter's Trojans2008

    • Author(s)
      Fumi Yoshida
    • Organizer
      Asteroids, Meteors, and Comets
    • Place of Presentation
      Baltimore Marriott Waterfront, Baltimore, Maryland, USA
    • Related Report
      2008 Final Research Report
  • [Presentation] Size distributions and total populations of L4 and L5 Jovian trojans2008

    • Author(s)
      Fumi Yoshida
    • Organizer
      Asia-Oceania Geoscience Society 5th Annual Meeting
    • Place of Presentation
      Bexico, Busan, Korea
    • Related Report
      2008 Final Research Report
  • [Presentation] Visualization of Astronomical Many-Particle Simulation Data in 4-Dimensional Digital Universe Project (4D2U Project)2007

    • Author(s)
      Takaaki Takeda
    • Organizer
      DCAJ session, SIGGRAPH 2007
    • Place of Presentation
      San Diego Convention Center, San Diego, California USA
    • Year and Date
      2007-08-07
    • Related Report
      2008 Final Research Report
  • [Presentation] Collision probability of asteroid fragments from the nu6 resonance2007

    • Author(s)
      Takashi Ito
    • Organizer
      Asia-Oceania Geoscience Society 4th Annual Meeting Queen Sirikit National Convention Centre
    • Place of Presentation
      Bangkok, Thailand
    • Related Report
      2008 Final Research Report
  • [Presentation] Photometric observations of young asteroid families at Maidanak observatory in Uzbekistan2007

    • Author(s)
      Fumi Yoshida
    • Organizer
      7th East Asian Meeting on Astronomy - East Asian Network of Astronomy : Research, education and popularization
    • Place of Presentation
      Fukuoka, Japan
    • Related Report
      2008 Final Research Report
  • [Presentation] Observations of Young Asteroid Families at Maidanak Observatory2007

    • Author(s)
      Fumi Yoshida
    • Organizer
      Asia Oceania Geosciences Society 4th annual meeting
    • Place of Presentation
      Bangkok
    • Related Report
      2008 Final Research Report
  • [Presentation] Dynamical transport of asteroid fragments from the nu6 resonance2006

    • Author(s)
      Takashi Ito
    • Organizer
      Second East-Asia Numerical Astrophysics Meeting
    • Place of Presentation
      KASI, Daejeon, Korea
    • Related Report
      2008 Final Research Report
  • [Presentation] Size distribution of asteroids and old terrestrial creaters: Implications for asteroidal dynamics during LHB2006

    • Author(s)
      Takashi Ito
    • Organizer
      Asia-Oceania Geosciences Society 2nd Annual Meeting
    • Place of Presentation
      Singapore
    • Related Report
      2008 Final Research Report

URL: 

Published: 2006-04-01   Modified: 2016-04-21  

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi