(157141) Sopron Main-belt Asteroid
Discovered on 6 August 2004 by Sarneczky, K., Szalai, T. at Piszkesteto.
Sopron, a town in Hungary near the Austrian border, is the birthplace of the second discoverer.Naming citation (20080520/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Sopron is today
Seen from above the solar system on 2026-10-14: Sopron is 2.30 au from the Sun and 2.20 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 157141 |
| Provisional designation | 2004 PO1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.10 km (#16,929 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.121 |
| Absolute magnitude (H) | 16.22 |
| Orbital period | 4.14 years |
| Semi-major axis | 2.58 au |
| Perihelion – aphelion | 2.28 – 2.87 au |
| Eccentricity | 0.116 |
| Inclination | 15.7° |
| Closest distance between its orbit and Earth's (MOID) | 1.32 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.