(84902) Porrentruy Main-belt Asteroid
Discovered on 17 October 2003 by M. Ory at Vicques.
Porrentruy is a medieval town in Swiss Jura. It was the residence of the bishops of Basel from 1527 to 1792. The most famous of them, Jacques-Christophe Blarer of Wartensee, founded the Jesuit school that is now Lycée cantonal. Its botanic garden is well known for miles around.Naming citation (20041126/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Porrentruy is today
Seen from above the solar system on 2026-10-14: Porrentruy is 3.15 au from the Sun and 3.32 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 84902 |
| Provisional designation | 2003 UU11 |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.11 km (#6,461 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0560 |
| Rotation period | 8.29 hours |
| Absolute magnitude (H) | 14.35 |
| Orbital period | 5.53 years |
| Semi-major axis | 3.13 au |
| Perihelion – aphelion | 2.61 – 3.65 au |
| Eccentricity | 0.166 |
| Inclination | 1.29° |
| Closest distance between its orbit and Earth's (MOID) | 1.61 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.