(9845) Okamuraosamu Main-belt Asteroid
Discovered on 27 March 1990 by Endate, K., Watanabe, K. at Kitami.
Osamu Okamura (b. 1954) is a Japanese certified public accountant and an amateur astronomer. His main activities are video photography of solar eclipses and meteors. He is also well known for his first-rate astronomical library.Naming citation (20030106/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Okamuraosamu is today
Seen from above the solar system on 2026-10-14: Okamuraosamu is 2.47 au from the Sun and 2.70 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9845 |
| Provisional designation | 1990 FM1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 10.7 km (#4,743 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.107 |
| Absolute magnitude (H) | 13.15 |
| Orbital period | 4.68 years |
| Semi-major axis | 2.80 au |
| Perihelion – aphelion | 2.34 – 3.25 au |
| Eccentricity | 0.163 |
| Inclination | 8.20° |
| Closest distance between its orbit and Earth's (MOID) | 1.36 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Osamu
- (5606) Muramatsu
- (6300) Hosamu
- (7757) Kameya
- (8046) Ajiki
- (12479) Ohshimaosamu
- (13624) Abeosamu
- (13678) Shimada
All asteroids named after someone called Osamu
Also discovered on 27 March 1990
More named asteroids discovered by Endate, K., Watanabe, K.
- (4042) Okhotsk
- (4126) Mashu
- (4460) Bihoro
- (4491) Otaru
- (4497) Taguchi
- (4508) Takatsuki
- (4547) Massachusetts
- (4585) Ainonai
- (4607) Seilandfarm
- (4641) Ayako
- (4712) Iwaizumi
- (4773) Hayakawa
← (9844) Otani · (9848) Yugra →