(3341) Hartmann Main-belt Asteroid
Discovered on 17 July 1980 by E. Bowell at Anderson Mesa.
Where Hartmann is today
Seen from above the solar system on 2026-10-14: Hartmann is 3.40 au from the Sun and 4.17 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3341 |
| Provisional designation | 1980 OD |
| Orbit class | Main-belt Asteroid |
| Diameter | 12.4 km (#3,935 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.105 |
| Rotation period | 16.6 hours |
| Absolute magnitude (H) | 12.42 |
| Orbital period | 5.25 years |
| Semi-major axis | 3.02 au |
| Perihelion – aphelion | 2.30 – 3.74 au |
| Eccentricity | 0.239 |
| Inclination | 10.4° |
| Closest distance between its orbit and Earth's (MOID) | 1.32 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.