(4263) Abashiri Main-belt Asteroid
Discovered on 7 September 1989 by Yanai, M., Watanabe, K. at Kitami.
Where Abashiri is today
Seen from above the solar system on 2026-10-14: Abashiri is 2.46 au from the Sun and 1.48 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4263 |
| Provisional designation | 1989 RL2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.98 km (#5,776 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.200 |
| Rotation period | 4.88 hours |
| Absolute magnitude (H) | 12.8 |
| Orbital period | 3.34 years |
| Semi-major axis | 2.23 au |
| Perihelion – aphelion | 1.92 – 2.55 au |
| Eccentricity | 0.139 |
| Inclination | 5.81° |
| Closest distance between its orbit and Earth's (MOID) | 0.916 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.