(4886) Kojima Main-belt Asteroid
Discovered on 1 March 1981 by S. J. Bus at Siding Spring.
Hideyasu Kojima (b. 1951) is the curator of the Japanese Antarctic meteorite collection at the National Institute of Polar Research in Tokyo. He has also conducted research on a broad range of meteorite types aimed at understanding processes ranging from hydrothermal alteration to melting.Naming citation (20001013/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Kojima is today
Seen from above the solar system on 2026-10-14: Kojima is 3.38 au from the Sun and 4.32 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4886 |
| Provisional designation | 1981 EZ14 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.58 km (#7,026 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0560 |
| Absolute magnitude (H) | 14.52 |
| Orbital period | 4.98 years |
| Semi-major axis | 2.92 au |
| Perihelion – aphelion | 2.31 – 3.53 au |
| Eccentricity | 0.208 |
| Inclination | 4.84° |
| Closest distance between its orbit and Earth's (MOID) | 1.33 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 1 March 1981
- (2788) Andenne
- (3016) Meuse
- (3029) Sanders
- (3030) Vehrenberg
- (3042) Zelinsky
- (3058) Delmary
- (3075) Bornmann
- (3135) Lauer
- (3308) Ferreri
- (3472) Upgren
- (3498) Belton
- (3503) Brandt