(3141) Buchar Outer Main-belt Asteroid
Discovered on 2 September 1984 by A. Mrkos at Klet.
Where Buchar is today
Seen from above the solar system on 2026-10-14: Buchar is 3.56 au from the Sun and 4.16 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3141 |
| Provisional designation | 1984 RH |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 36.0 km (#1,104 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0858 |
| Rotation period | 11.4 hours |
| Absolute magnitude (H) | 10.91 |
| Orbital period | 6.28 years |
| Semi-major axis | 3.40 au |
| Perihelion – aphelion | 3.18 – 3.63 au |
| Eccentricity | 0.0656 |
| Inclination | 10.9° |
| Closest distance between its orbit and Earth's (MOID) | 2.20 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.