(5125) Okushiri Main-belt Asteroid
Discovered on 10 February 1989 by Ueda, S., Kaneda, H. at Kushiro.
Named for an island, some 30 km to the southwest of Hokkaido, noted for its rich fishing grounds for squid and scallops. Name suggested by H. Ueda.Naming citation (19961224/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Okushiri is today
Seen from above the solar system on 2026-10-14: Okushiri is 2.40 au from the Sun and 1.40 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 5125 |
| Provisional designation | 1989 CN1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.58 km (#9,604 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.248 |
| Absolute magnitude (H) | 14.0 |
| Orbital period | 3.88 years |
| Semi-major axis | 2.47 au |
| Perihelion – aphelion | 2.08 – 2.85 au |
| Eccentricity | 0.156 |
| Inclination | 3.86° |
| Closest distance between its orbit and Earth's (MOID) | 1.10 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.