(4951) Iwamoto Main-belt Asteroid
Discovered on 21 January 1990 by Mizuno, Y., Furuta, T. at Kani.
Where Iwamoto is today
Seen from above the solar system on 2026-10-14: Iwamoto is 1.97 au from the Sun and 1.04 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4951 |
| Provisional designation | 1990 BM |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.19 km (#10,264 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.218 |
| Rotation period | 118 hours |
| Spectral type | S |
| Absolute magnitude (H) | 13.54 |
| Orbital period | 3.39 years |
| Semi-major axis | 2.26 au |
| Perihelion – aphelion | 1.88 – 2.63 au |
| Eccentricity | 0.166 |
| Inclination | 7.53° |
| Closest distance between its orbit and Earth's (MOID) | 0.898 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 21 January 1990
- (4458) Oizumi
- (5330) Senrikyu
- (5435) Kameoka
- (5825) Rakuyou
- (6389) Ogawa
- (6391) Africano
- (6517) Buzzi
- (8492) Kikuoka
- (11284) Belenus
- (11503) Isobeken
- (11504) Kazo
- (35076) Yataro