(4801) Ohre Main-belt Asteroid
Discovered on 22 October 1989 by A. Mrkos at Klet.
Named for a Czech river rising in Germany near the Czech border and continuing through the towns of Karlovy Vary, Žatec and Louny to its confluence with the Labe river. Name proposed by Z. Moravec.Naming citation (19990402/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Ohre is today
Seen from above the solar system on 2026-10-14: Ohre is 3.05 au from the Sun and 3.46 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4801 |
| Provisional designation | 1989 UR4 |
| Orbit class | Main-belt Asteroid |
| Diameter | 14.0 km (#3,409 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0910 |
| Rotation period | 32.0 hours |
| Absolute magnitude (H) | 13.1 |
| Orbital period | 4.30 years |
| Semi-major axis | 2.64 au |
| Perihelion – aphelion | 2.22 – 3.07 au |
| Eccentricity | 0.162 |
| Inclination | 2.25° |
| Closest distance between its orbit and Earth's (MOID) | 1.23 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.