(1662) Hoffmann Main-belt Asteroid
Discovered on 11 September 1923 by K. Reinmuth at Heidelberg.
Where Hoffmann is today
Seen from above the solar system on 2026-10-14: Hoffmann is 3.12 au from the Sun and 3.90 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1662 |
| Provisional designation | A923 RB |
| Orbit class | Main-belt Asteroid |
| Diameter | 12.4 km (#3,927 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.258 |
| Rotation period | 8.78 hours |
| Spectral type | Sr |
| Absolute magnitude (H) | 11.66 |
| Orbital period | 4.54 years |
| Semi-major axis | 2.74 au |
| Perihelion – aphelion | 2.27 – 3.22 au |
| Eccentricity | 0.174 |
| Inclination | 4.23° |
| Closest distance between its orbit and Earth's (MOID) | 1.27 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.