Masayuki Yanai

Masayuki Yanai (箭内 政之, Yanai Masayuki; born 1959) is a Japanese astronomer.^[2] He is a prolific co-discoverer of minor planets. One of his co-discoveries is the dark, inner main-belt asteroid 3915 Fukushima.^[3] He retired from docent for astronomy at Sapporo Science Center.

Minor planets discovered: 27^[1]

see § List of discovered minor planets

The asteroid 4260 Yanai, discovered by Japanese astronomers Seiji Ueda and Hiroshi Kaneda at Kushiro Observatory (399) in 1989, was named in his honor on 8 July 1990 (M.P.C. 16593).^[2][4]

List of discovered minor planets

3867 Shiretoko	16 April 1988	list[A]
3915 Fukushima	15 August 1988	list[A]
4263 Abashiri	7 September 1989	list[A]
4557 Mika	14 December 1987	list[A]
4771 Hayashi	7 September 1989	list[A]
5121 Numazawa	15 January 1989	list[A]
5174 Okugi	16 April 1988	list[A]
5374 Hokutosei[5]	4 January 1989	list[A]
6562 Takoyaki[6][7][user-generated source]	9 November 1991	list[A]
6707 Shigeru	13 November 1988	list[A]

7828 Noriyositosi	28 September 1992	list[A]
8182 Akita	1 October 1992	list[A]
10117 Tanikawa	1 October 1992	list[A]
11280 Sakurai	9 October 1989	list[A]
11494 Hibiki[8]	2 November 1988	list[A]
11546 Miyoshimachi	28 October 1992	list[A]
12746 Yumeginga	16 November 1992	list[A]
13561 Kudogou	23 September 1992	list[A]
13564 Kodomomiraikan	19 October 1992	list[A]
14441 Atakanoseki	21 September 1992	list[A]

14443 Sekinenomatsu	1 October 1992	list[A]
14901 Hidatakayama	21 September 1992	list[A]
17516 Kogayukihito	28 October 1992	list[A]
22346 Katsumatatakashi	28 September 1992	list[A]
23465 Yamashitakouhei	24 October 1989	list[A]
(24757) 1992 VN	1 November 1992	list[A]
(35143) 1992 UF1	19 October 1992	list[A]
Co-discovery made with: A K. Watanabe

See also

• List of minor planets: 17001–18000
• National Astronomical Observatory of Japan