ASTRONOMER

Masaru Arai

1952 - Today

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Masaru Arai (新井 優, Arai Masaru; born 1952) is a Japanese amateur astronomer and a discoverer of minor planets and comets. He is credited by the Minor Planet Center with the discovery of 45 minor planets during 1988–1991, all in collaboration with astronomer Hiroshi Mori. On 5 January 1991, he has also discovered Comet Arai, C/1991 A2. The main-belt asteroid 21082 Araimasaru, discovered by Tsutomu Hioki and Shuji Hayakawa at Okutama in 1991, was named in his honor. Read more on Wikipedia

His biography is available in different languages on Wikipedia. Masaru Arai is the 581st most popular astronomer (up from 602nd in 2019), the 1,863rd most popular biography from Japan (up from 1,957th in 2019) and the 20th most popular Japanese Astronomer.

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Among ASTRONOMERS

Among astronomers, Masaru Arai ranks 581 out of 644. Before him are David Rittenhouse, Rosaly Lopes, Naoto Satō, Mary Ward, Makio Akiyama, and Yoshisada Shimizu. After him are Peter Goldreich, Dorrit Hoffleit, Philip Herbert Cowell, Osamu Muramatsu, Satoru Otomo, and Silvia Torres-Peimbert.

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Contemporaries

Among people born in 1952, Masaru Arai ranks 608. Before him are César Cueto, Angelika Bahmann, Mabel Rivera, Thomas Ahlström, Al Parker, and Andrzej Fischer. After him are Linda Woolverton, Shakti Kapoor, Ivo Papazov, Rubén Toribio Díaz, Parviz Davoodi, and Ahmed Obaid Bin Dagher.

Others Born in 1952

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In Japan

Among people born in Japan, Masaru Arai ranks 1,863 out of 6,245. Before him are Akiyoshi Yoshida (1966), Ryuji Akiba (1984), Kyohei Oyama (1989), Ryu Miyamoto (1992), Ryo Oishi (1977), and Tamon Machida (1982). After him are Seishi Kishimoto (1974), Takaki Shigemitsu (1983), Inio Asano (1980), Norifumi Abe (1975), Kensuke Tsukuda (1977), and Princess Kako of Akishino (1994).

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Among ASTRONOMERS In Japan

Among astronomers born in Japan, Masaru Arai ranks 20. Before him are Seiji Ueda (1952), Tomimaru Okuni (1931), Takao Kobayashi (1961), Kazuro Watanabe (1955), Kin Endate (1960), and Naoto Satō (1953). After him are Alan Hale (1958), Masayuki Yanai (1959), Hiroshi Mori (1958), Akimasa Nakamura (1961), Tetsuo Kagawa (1969), and Toshimasa Furuta (2000).

Japanese born Astronomers

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