(4172) Rochefort Main-belt Asteroid
Discovered on 20 March 1982 by H. Debehogne at La Silla.
Where Rochefort is today
Seen from above the solar system on 2026-10-14: Rochefort is 2.06 au from the Sun and 3.01 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4172 |
| Provisional designation | 1982 FC3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.35 km (#14,339 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.395 |
| Rotation period | 3.68 hours |
| Absolute magnitude (H) | 14.6 |
| Orbital period | 3.43 years |
| Semi-major axis | 2.27 au |
| Perihelion – aphelion | 2.06 – 2.49 au |
| Eccentricity | 0.0942 |
| Inclination | 2.18° |
| Closest distance between its orbit and Earth's (MOID) | 1.06 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.