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2008 Fiscal Year Final Research Report

Study on the wind velocity, temperature and humidity variation revealed by MU radar-RASS measurements

Research Project

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Project/Area Number 18340140
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Meteorology/Physical oceanography/Hydrology
Research InstitutionKyoto University

Principal Investigator

TSUDA Toshitaka  Kyoto University, 生存圏研究所, 教授 (30115886)

Co-Investigator(Kenkyū-buntansha) FURUMOTO Jun-ichi  京都大学, 生存圏研究所, 特定助教 (10402934)
Research Collaborator SATOH Shinsuke  情報通信研究機構, 電磁波計測技術センター, 主任研究員 (30358981)
NAGAI Seiji  情報通信研究機構, 沖縄亜熱帯計測技術センター, センター長
MURAYAMA Yasuhiro  情報通信研究機構, 電磁波計測技術センター, グループ長 (00359001)
Project Period (FY) 2006 – 2008
Keywordsウインドプロファイラ / RASS / 気温観測 / 大気擾乱 / 沖縄 / インド / 干渉計
Research Abstract

本研究では、大気レーダーに音響発射装置を付加したRASS(Radio Acoustic Sounding System)を活用して、気温・風速・水蒸気の時間・高度分布を精測し、大気波動、乱流、積雲の動態を解明した.信楽MU観測所、沖縄の443MHzレーダー(NICT)、西スマトラの赤道大気レーダー(EAR)、およびガダンキのMSTレーダーによる観測を実現し、得られたデータを衛星観測ともあわせて気象擾乱の特性解析を明らかにした.また最新のレーダー技術を適用してRASSの気温鉛直分解能を向上させた.

  • Research Products

    (35 results)

All 2009 2008 2007 2006

All Journal Article (7 results) Presentation (28 results)

  • [Journal Article] 2008a : High-Resolution Radio Acoustic Sounding System (RASS) Observations and Analysis up to 20km2008

    • Author(s)
      Alexander S. P., T. Tsuda
    • Journal Title

      J. Atmos. and Ocean Tech 25

      Pages: doi : 10.1175/2007JTECHA983.1.

  • [Journal Article] Seasonal variation of short-period (<2 hr) gravity wave activity over Gadanki2008

    • Author(s)
      2. Dutta, G., T. Tsuda, P. V. Kumar, M.C.A. Kumar, S. P. Alexander, T. Kozu
    • Journal Title

      India (13.5N, 79.2E), J. Geophys. Res 113, D14103

      Pages: doi : 10.1029/2007JD009178

  • [Journal Article] Seasonal gravity wave activity observed with the Equatorial Atmosphere Radar and its relation to rainfall information from the Tropical Rainfall Measuring Mission2008

    • Author(s)
      Alexander, S. P., T. Tsuda, Y. Shibagaki, and T. Kozu
    • Journal Title

      J. Geophys. Res 113, D02104

      Pages: doi : 10.1029/2007JD008777

  • [Journal Article] Development of radio acoustic sounding system (RASS) with Gadanki MST radar - first results2008

    • Author(s)
      Sarma, T.V.C., D. N. Rao, J. Furumoto, and T. Tsuda
    • Journal Title

      Ann. Geophys 26

      Pages: 2531-2542

  • [Journal Article] Measurements of vertical eddy diffusivity across the tropopause using radio acoustic sounding system (RASS)2007

    • Author(s)
      Alexander S., T. Tsuda
    • Journal Title

      Geophys. Res. Lett. 34.L06803

      Pages: dai : 10.1029/2006GL028753

  • [Journal Article] The Variational Assimilation Method for the Retrieval of Humidity Profiles with the Wind-profiling Radar2007

    • Author(s)
      Furumoto, J., S. Imura, T. Tsuda, H. Seko, T. Tsuyuki, K. Saito
    • Journal Title

      J. Atmos. Ocean. Technol 24

      Pages: 1525-1545

  • [Journal Article] Estimation of Humidity Profiles by Combining Co-locating VHF and UHF Wind-profiling Radar Data2007

    • Author(s)
      Imura, S. J. Furumoto, T. Tsuda, T. Nakamura, A. Behrendt, M. Onishi
    • Journal Title

      J. Meteorol. Soc. Japan 301

      Pages: 301-319

  • [Presentation] Application of the frequency - domain interferometric imaging to RASS measurements2009

    • Author(s)
      Furumoto, J., T. Shinoda, T. Tsuda, and A. Matsugatani
    • Organizer
      MST-12 workshop
    • Place of Presentation
      London, Canada
    • Year and Date
      20090000
  • [Presentation] Continuous observations of temperature profiles by 443 MHz wind profiling radar with RASS in Okinawa2009

    • Author(s)
      Shinoda, T., J. Furumoto, T. Tsuda, S. Satoh, and Y. Murayama
    • Organizer
      MST-12 workshop
    • Place of Presentation
      London, Canada.
    • Year and Date
      20090000
  • [Presentation] Meso-gamma-scale convective systems observed by a 443MHz wind-profiling radar with RASS in the Okinawa subtropical region2009

    • Author(s)
      Mikami, A., J. Furumoto, T. Tsuda, S. Satoh, S. Nagai and T. Kawabata
    • Organizer
      MST-12 workshop
    • Place of Presentation
      London, Canada.
    • Year and Date
      20090000
  • [Presentation] RASS observations up to UTLS region at Gadanki (13.46oN, 79.17oE)2009

    • Author(s)
      Sarma, T. V. C. and T. Tsuda
    • Organizer
      MST-12 workshop
    • Place of Presentation
      London, Canada.
    • Year and Date
      20090000
  • [Presentation] A study of tropical tropopause variation at Gadanki (13.46N, 79.17E) using a long-termMST radar data-base supplemented with radiosonde and RASS measurements2009

    • Author(s)
      Sarma, T. V. C. and T. Tsuda
    • Organizer
      MST-12 workshop
    • Place of Presentation
      London, Canada
    • Year and Date
      20090000
  • [Presentation] Seasonal variation of short-period (<2h) gravity wave activity over Gadanki2009

    • Author(s)
      Dutta, G., T. Tsuda, P. V. Kumar, M. C. A. Kumar, S. P. Alexander, T. Kozu
    • Organizer
      India (13.5N, 79.2E), MST-12 workshop
    • Place of Presentation
      London, Canada
    • Year and Date
      20090000
  • [Presentation] Continuous monitoring of atmospheric temperature profiles with the MST radar-RASS at NARL, A workshop on "Ground-based atmosphere observation network in equatorial Asia2009

    • Author(s)
      Sarma, T. V. C
    • Organizer
      the Asia-Africa Science Platform (AA-SP) Program of JSPS
    • Year and Date
      20090000
  • [Presentation] 443MHz帯ウインドプロファイラを用いた沖縄亜熱帯域における水蒸気プロファイルの推定2008

    • Author(s)
      古本淳一、津田敏隆、佐藤晋介
    • Organizer
      日本気象学会2008年度秋期大会
    • Place of Presentation
      仙台
    • Year and Date
      20080000
  • [Presentation] 周波数領域干渉計を用いたRASSによる気温観測の高鉛直分解能化2008

    • Author(s)
      篠田智仁、古本淳一、津田敏隆
    • Organizer
      日本気象学会2008年度秋期大会
    • Place of Presentation
      仙台
    • Year and Date
      20080000
  • [Presentation] 443MHzウインドプロファイラ・RASSを用いた沖縄亜熱帯域における孤立積乱雲に関する研究2008

    • Author(s)
      三上彩、古本淳一、津田敏隆、川畑拓矢、佐藤晋介
    • Organizer
      日本気象学会2008年度秋期大会
    • Place of Presentation
      仙台
    • Year and Date
      20080000
  • [Presentation] 400MHz帯WPR/RASSで観測された対流境界層の発達2008

    • Author(s)
      佐藤晋介、古本淳一、篠田智仁、三上彩、津田敏隆、永井清二、村山泰啓
    • Organizer
      日本気象学会2008年度秋期大会
    • Place of Presentation
      仙台
    • Year and Date
      20080000
  • [Presentation] 周波数領域干渉計映像法を用いたRASS観測による高鉛直分解能気温観測2008

    • Author(s)
      古本淳一、津田敏隆、篠田智仁
    • Organizer
      日本気象学会2008年度春期大会
    • Place of Presentation
      横浜
    • Year and Date
      20080000
  • [Presentation] RASS Observations of virtual temperature up to UTLS region at Gadanki (13.5N, 79.2E)2008

    • Author(s)
      Sarma, T.V.C, T. Tsuda, J. Furumoto
    • Organizer
      日本気象学会2008年度春期大会
    • Place of Presentation
      横浜
    • Year and Date
      20080000
  • [Presentation] 400MHz帯WPR・RASSを用いた亜熱帯域気温高度分布の定常観測2008

    • Author(s)
      篠田智仁、古本淳一、津田敏隆、佐藤晋介、永井清二、村山泰啓
    • Organizer
      日本気象学会2008年度春期大会
    • Place of Presentation
      横浜
    • Year and Date
      20080000
  • [Presentation] 400MHz帯ウインドプロファイラ・RASSを用いた沖縄亜熱帯域の対流雲の観測2008

    • Author(s)
      三上彩、古本淳一、津田敏隆、佐藤晋介
    • Organizer
      日本気象学会2008年度春期大会
    • Place of Presentation
      横浜
    • Year and Date
      20080000
  • [Presentation] Continuous Humidity Observation in a Tropical Region with the Equatorial Atmosphere Radar (EAR)2007

    • Author(s)
      Furumoto, J., T. Tsuda, T. Shimomai and T. Kozu
    • Organizer
      International CAWSES Symposium
    • Place of Presentation
      Kyoto
    • Year and Date
      20070000
  • [Presentation] Use of GPS Precipitable Water Vapor Data to Retrieve Humidity Profiles with a Wind-profiling Radar2007

    • Author(s)
      Furumoto, J., T. Tsuda and H. Seko
    • Organizer
      AOGS 2007 Assembly
    • Place of Presentation
      Bangkok, Japan.
    • Year and Date
      20070000
  • [Presentation] 400MHz帯ウィンドプロファイラ・RASS観測による亜熱帯域温度微細構造の観測2007

    • Author(s)
      古本淳一、大西正典、津田敏隆、佐藤晋介、村山泰啓、井口俊夫
    • Organizer
      日本気象学会2007年度春期大会
    • Place of Presentation
      東京
    • Year and Date
      20070000
  • [Presentation] 周波数干渉計映像法を用いたMUレーダー・RASS観測による気温の高高度分解能観測2007

    • Author(s)
      松ヶ谷篤史、古本淳一、津田敏隆
    • Organizer
      日本気象学会2007年度春期大会
    • Place of Presentation
      東京
    • Year and Date
      20070000
  • [Presentation] Continuous humidity monitoring in a tropical region with the Equatorial Atmosphere Radar(EAR)2007

    • Author(s)
      Furumoto, J., T. Tsuda and T. Kozu
    • Organizer
      Eleventh International Workshop on Technical and Scientific Aspects of MST Radar, Tirupati(416-420)
    • Place of Presentation
      India
    • Year and Date
      20070000
  • [Presentation] Retrieval of humidity profiles by simultaneous co-located VHF and UHF wind-profiling radar data2006

    • Author(s)
      Imura, S., J. Furumoto, T. Tsuda and T. Nakamura
    • Organizer
      Eleventh International Workshop on Technical and Scientific Aspects of MST Radar, Tirupati(401-405)
    • Place of Presentation
      India
    • Year and Date
      20060000
  • [Presentation] Humidity retrieval from the turbulence echo characteristics using one-dimensional variational assimilation method2006

    • Author(s)
      Furumoto, J., T. Tsuda, H. Seko and K. Saito
    • Organizer
      Eleventh International Workshop on Technical and Scientific Aspects of MST Radar, Tirupati(406-410)
    • Place of Presentation
      India
    • Year and Date
      20060000
  • [Presentation] The Frequency Domain Interferometric Imaging to Monitor the Temperature Profiles with the MU Radar-RASS2006

    • Author(s)
      Matsugatani, A., J. Furumoto and T. Tsuda
    • Organizer
      Eleventh International Workshop on Technical and Scientific Aspects of MST Radar
    • Place of Presentation
      Tirupati, India
    • Year and Date
      20060000
  • [Presentation] Design and Development of an Acoustic Attachment to Gadanki MST Radar for RASS Observations2006

    • Author(s)
      Sarma, T. V. C., D. N. Rao, J. Furumoto and T. Tsuda
    • Organizer
      Eleventh International Workshop on Technical and Scientific Aspects of MST Radar(279-283)
    • Place of Presentation
      Tirupati, India
    • Year and Date
      20060000
  • [Presentation] First RASS Observations using Gadanki MST Radar, Eleventh International Workshop on Technical and Scientific Aspects of MST Radar2006

    • Author(s)
      Sarma, T. V. C., D. N. Rao, J. Furumoto and T. Tsuda
    • Organizer
      Tirupati, (589-591)
    • Place of Presentation
      India
    • Year and Date
      20060000
  • [Presentation] Effects of Atmospheric Stability on Tropospheric Wave and Energy Propagation2006

    • Author(s)
      Alexander S., T. Tsuda and J. Furumoto
    • Organizer
      Eleventh International Workshop on Technical and Scientific Aspects of MST Radar(647-649.)
    • Place of Presentation
      Tirupati, India
    • Year and Date
      20060000
  • [Presentation] GPS掩蔽およびウインドプロファイラデータを用いて水蒸気プロファイル推定を行う1次元変分法手法2006

    • Author(s)
      古本淳一、津田敏隆、瀬古弘、斉藤和雄
    • Organizer
      日本気象学会2006年度秋期大会
    • Place of Presentation
      名古屋
    • Year and Date
      20060000
  • [Presentation] MUレーダー・RASSイメージングによる温度微細構造の観測2006

    • Author(s)
      松ヶ谷篤史、古本淳一、津田敏隆
    • Organizer
      日本気象学会2006年度秋期大会
    • Place of Presentation
      名古屋
    • Year and Date
      20060000

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Published: 2010-06-10   Modified: 2016-04-21  

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