(4505) Okamura Main-belt Asteroid
Discovered on 20 February 1990 by T. Seki at Geisei.
Where Okamura is today
Seen from above the solar system on 2026-10-14: Okamura is 2.87 au from the Sun and 3.70 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4505 |
| Provisional designation | 1990 DV1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 18.8 km (#2,384 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.213 |
| Rotation period | 6.67 hours |
| Absolute magnitude (H) | 11.44 |
| Orbital period | 5.23 years |
| Semi-major axis | 3.01 au |
| Perihelion – aphelion | 2.85 – 3.17 au |
| Eccentricity | 0.0527 |
| Inclination | 11.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.87 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.