(4345) Rachmaninoff Main-belt Asteroid
Discovered on 11 February 1988 by E. W. Elst at La Silla.
Where Rachmaninoff is today
Seen from above the solar system on 2026-10-14: Rachmaninoff is 2.87 au from the Sun and 2.11 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4345 |
| Provisional designation | 1988 CM2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 9.51 km (#5,410 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.214 |
| Rotation period | 4.48 hours |
| Absolute magnitude (H) | 12.7 |
| Orbital period | 4.94 years |
| Semi-major axis | 2.90 au |
| Perihelion – aphelion | 2.79 – 3.01 au |
| Eccentricity | 0.0380 |
| Inclination | 2.86° |
| Closest distance between its orbit and Earth's (MOID) | 1.81 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 11 February 1988
- (4344) Buxtehude
- (4825) Ventura
- (5204) Herakleitos
- (5205) Servian
- (6001) Thales
- (6186) Zenon
- (6294) Czerny
- (6295) Schmoll
- (7012) Hobbes
- (9569) Quintenmatsijs
- (9839) Crabbegat
- (10057) L'Obel