|Died||February 5, 2018(aged 89)|
|Known for||Kozai mechanism|
Yoshihide Kozai (1 April 1928 – 5 February 2018) was a Japanese astronomer specialising in celestial mechanics. He is best known for discovering, simultaneously with Michael Lidov, the Kozai mechanism, for which he received the Imperial Prize of the Japan Academy in 1979.
The asteroid 3040 Kozai is named in his honour.
- Japan Academy, 61st-70th; retrieved 2011-08-15
- IAU Information Bulletin no. 104 (PDF). June 2009.
- "The DDA/AAS Brouwer Award". American Astronomical Society/Division on Dynamical Astronomy. Retrieved 2014-12-05.
- "平成21年度 文化功労者" (in Japanese). Retrieved 2017-06-24.
- Masahiko Hayashi (11 February 2018). [tennet:16044] 【訃報】古在由秀先生 (in Japanese). Retrieved 12 February 2018.
- 訃報 古在由秀さん８９歳＝国立天文台初代台長 (in Japanese). The Mainichi Newspapers. 12 February 2018. Retrieved 12 February 2018.
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