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J-GLOBAL ID：201101032245656985 Update date: Mar. 31, 2025

Kawahara Hajime

Affiliation and department：
Job title： Associate Professor
Other affiliations (1)：

The University of Tokyo Graduate School of Science Department of Astronomy associate professor

Research field (1)： Astronomy

Research keywords (6)：惑星大気 , 宇宙観測機器開発 , exoplanet , 太陽系外惑星 , 宇宙生物学 , 観測的宇宙論

Research theme for competitive and other funds (12)：

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Papers (87)：

Shotaro Tada, Hajime Kawahara, Yui Kawashima, Takayuki Kotani, Kento Masuda. Probing 2D Asymmetries of an Exoplanet Atmosphere from Chromatic Transit Variation. Accepted by Astronomical Journal. 2025
Ko Hosokawa, Takayuki Kotani, Hajime Kawahara, Yui Kawashima, Kento Masuda, Aoi Takahashi, Kazuo Yoshioka. Measurement of Methane Line Broadening in Hot Hydrogen/Helium Atmospheres at λ = 1.60-1.63 μm for Substellar Object Spectroscopy. 2025
Mio Tomoyoshi, Kento Masuda, Teruyuki Hirano, Yui Kasagi, Hajime Kawahara, Takayuki Kotani, Tomoyuki Kudo, Motohide Tamura, Sébastien Vievard. Weighing Single-lined Spectroscopic Binaries Using Tidal Effects on Radial Velocities: The Case of V723 Monocerotis. The Astrophysical Journal. 2024
Hirokazu Kataza, Ryouhei Kano, Naoteru Gouda, Masayuki Hirabayashi, Naoki Isobe, Takafumi Kamizuka, Shingo Kashima, Hajime Kawahara, Daisuke Kawata, Naoki Kohara, et al. Conceptual design of the satellite payload for the JASMINE mission. Space Telescopes and Instrumentation 2024: Optical, Infrared, and Millimeter Wave. 2024. 9-9
Takafumi Kamizuka, Hajime Kawahara, Ryou Ohsawa, Hirokazu Kataza, Daisuke Kawata, Yoshiyuki Yamada, Teruyuki Hirano, Kohei Miyakawa, Masataka Aizawa, Masashi Omiya, et al. JASMINE image simulator for high-precision astrometry and photometry. Proceedings of SPIE. 2024. 13099. 93-93

MISC (2)：

中川雄太, 小玉貴則, 石渡正樹, 河原創, 須藤靖, 高橋芳幸, はしもとじょーじ, 倉本圭, 中島健介, 竹広真一, et al. 大気大循環モデルを用いた系外惑星の光度曲線解析による自転軸傾斜角推定 II. 日本天文学会年会講演予稿集. 2019. 2019
T. Ohashi, Y. Ishisaki, Y. Ezoe, S. Sasaki, H. Kawahara, K. Mitsuda, N.Y. Yamasaki, Y. Takei, M. Ishida, Y. Tawara, et al. DIOS - The Diffuse Intergalactic Oxygen Surveyor: Status and prospects. Proceedings of SPIE - The International Society for Optical Engineering. 2010. 7732

Books (1)：

系外惑星探査 : 地球外生命をめざして = Exoplanet exploration : toward exolife
東京大学出版会 2018 ISBN:9784130627276

Professional career (1)：

Work history (4)：

2022/07 - 現在 Japan Aerospace Exploration Agency Dept. of Space Astronomy and Astrophysics associate professor
2012/11 - 2022/06 Graduate School of Science, The University of Tokyo Department of Earth and Planetary Science Assistant Professor
2010/04 - 2012/10 JSPS/PD (Tokyo Metropolitan University)
2009/04 - 2010/03 JSPS/PD (The University of Tokyo)

Awards (2)：

Association Membership(s) (2)：

THE JAPANESE SOCIETY FOR PLANETARY SCIENCES , ASTRONOMICAL SOCIETY OF JAPAN

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