(6660) Matsumoto Main-belt Asteroid
Discovered on 16 January 1993 by T. Seki at Geisei.
Where Matsumoto is today
Seen from above the solar system on 2026-10-14: Matsumoto is 2.57 au from the Sun and 3.56 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 6660 |
| Provisional designation | 1993 BC |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.05 km (#15,080 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.396 |
| Rotation period | 7.56 hours |
| Absolute magnitude (H) | 14.6 |
| Orbital period | 3.69 years |
| Semi-major axis | 2.39 au |
| Perihelion – aphelion | 1.94 – 2.84 au |
| Eccentricity | 0.188 |
| Inclination | 1.64° |
| Closest distance between its orbit and Earth's (MOID) | 0.951 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 16 January 1993
More named asteroids discovered by T. Seki
- (2396) Kochi
- (2571) Geisei
- (2582) Harimaya-Bashi
- (2621) Goto
- (2835) Ryoma
- (2880) Nihondaira
- (2961) Katsurahama
- (3150) Tosa
- (3182) Shimanto
- (3262) Miune
- (3431) Nakano
- (3785) Kitami
← (6659) Pietsch · (6661) Ikemura →