(4675) Ohboke Main-belt Asteroid
Discovered on 19 September 1990 by T. Seki at Geisei.
Where Ohboke is today
Seen from above the solar system on 2026-10-14: Ohboke is 2.00 au from the Sun and 2.96 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4675 |
| Provisional designation | 1990 SD |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.00 km (#12,731 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.836 |
| Rotation period | 7.03 hours |
| Absolute magnitude (H) | 13.3 |
| Orbital period | 3.75 years |
| Semi-major axis | 2.41 au |
| Perihelion – aphelion | 2.00 – 2.83 au |
| Eccentricity | 0.173 |
| Inclination | 4.48° |
| Closest distance between its orbit and Earth's (MOID) | 0.991 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.