(8097) Yamanishi Main-belt Asteroid
Discovered on 12 September 1993 by Endate, K., Watanabe, K. at Kitami.
Named in honor of Masahiro Yamanishi (b. 1960), senior researcher at Saji Observatory. He was director of the Matsuyama planetarium, Ehime Prefecture, from 1987 to 1993 and secretary of the Astronomical Society of Shikoku from 1985 to 1993. He is an active observer of minor planets and supernovae with the 1.03-m telescope in Saji and an enthusiastic popularizer of astronomy. Name proposed by the discoverers following a suggestion by Y. Yamada.Naming citation (19990728/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Yamanishi is today
Seen from above the solar system on 2026-10-14: Yamanishi is 2.76 au from the Sun and 3.43 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 8097 |
| Provisional designation | 1993 RE |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.17 km (#8,690 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.103 |
| Absolute magnitude (H) | 14.25 |
| Orbital period | 3.80 years |
| Semi-major axis | 2.43 au |
| Perihelion – aphelion | 2.03 – 2.84 au |
| Eccentricity | 0.167 |
| Inclination | 1.73° |
| Closest distance between its orbit and Earth's (MOID) | 1.04 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Masahiro
All asteroids named after someone called Masahiro
Also discovered on 12 September 1993
- (6978) Hironaka
- (6979) Shigefumi
- (7192) Cieletespace
- (9975) Takimotokoso
- (14469) Komatsuataka
- (46608) Yoshinokeiji