(6607) Matsushima Main-belt Asteroid
Discovered on 29 October 1991 by Endate, K., Watanabe, K. at Kitami.
Where Matsushima is today
Seen from above the solar system on 2026-10-14: Matsushima is 2.62 au from the Sun and 3.19 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 6607 |
| Provisional designation | 1991 UL2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.36 km (#7,258 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.358 |
| Rotation period | 11.4 hours |
| Absolute magnitude (H) | 12.83 |
| Orbital period | 4.25 years |
| Semi-major axis | 2.62 au |
| Perihelion – aphelion | 2.33 – 2.92 au |
| Eccentricity | 0.112 |
| Inclination | 4.69° |
| Closest distance between its orbit and Earth's (MOID) | 1.34 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 29 October 1991
- (6097) Koishikawa
- (9599) Onotomoko
- (12734) Haruna
- (13540) Kazukitakahashi
- (14426) Katotsuyoshi
- (20018) Paulgray
- (23495) Nagaotoshiko