Masayuki Yanai
# Masayuki Yanai

Minor planets discovered: 27 :

* see § List of discovered minor planets

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

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).

## List of discovered minor planets

| 3867 Shiretoko | 16 April 1988 | list |
| - | - | - |
| 3915 Fukushima | 15 August 1988 | list |
| 4263 Abashiri | 7 September 1989 | list |
| 4557 Mika | 14 December 1987 | list |
| 4771 Hayashi | 7 September 1989 | list |
| 5121 Numazawa | 15 January 1989 | list |
| 5174 Okugi | 16 April 1988 | list |
| 5374 Hokutosei | 4 January 1989 | list |
| 6562 Takoyaki | 9 November 1991 | list |
| 6707 Shigeru | 13 November 1988 | list |
| 7828 Noriyositosi | 28 September 1992 | list |
| 8182 Akita | 1 October 1992 | list |
| 10117 Tanikawa | 1 October 1992 | list |
| 11280 Sakurai | 9 October 1989 | list |
| 11494 Hibiki | 2 November 1988 | list |
| 11546 Miyoshimachi | 28 October 1992 | list |
| 12746 Yumeginga | 16 November 1992 | list |
| 13561 Kudogou | 23 September 1992 | list |
| 13564 Kodomomiraikan | 19 October 1992 | list |
| 14441 Atakanoseki | 21 September 1992 | list |
| 14443 Sekinenomatsu | 1 October 1992 | list |
| 14901 Hidatakayama | 21 September 1992 | list |
| 17516 Kogayukihito | 28 October 1992 | list |
| 22346 Katsumatatakashi | 28 September 1992 | list |
| (23465) 1989 $UA_1$ | 24 October 1989 | list |
| (24757) 1992 VN | 1 November 1992 | list |
| (35143) 1992 $UF_1$ | 19 October 1992 | list |
| Co-discovery made with: $^A$ K. Watanabe |||
