(4551) Cochran Main-belt Asteroid
Discovered on 28 June 1979 by E. Bowell at Anderson Mesa.
Where Cochran is today
Seen from above the solar system on 2026-10-14: Cochran is 3.06 au from the Sun and 3.38 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4551 |
| Provisional designation | 1979 MC |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.61 km (#7,000 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0640 |
| Rotation period | 67.1 hours |
| Absolute magnitude (H) | 14.46 |
| Orbital period | 3.79 years |
| Semi-major axis | 2.43 au |
| Perihelion – aphelion | 1.79 – 3.07 au |
| Eccentricity | 0.264 |
| Inclination | 12.1° |
| Closest distance between its orbit and Earth's (MOID) | 0.779 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.