(263932) Speyer Main-belt Asteroid
Discovered on 22 April 2009 by E. Schwab at Tzec Maun.
Speyer is one of Germany's oldest cities, founded by the Romans in 10 BC. The city is dominated by the cathedral, which is the world's largest Romanesque church and a world heritage site.Naming citation (20110615/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Speyer is today
Seen from above the solar system on 2026-10-14: Speyer is 2.58 au from the Sun and 3.57 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 263932 |
| Provisional designation | 2009 HY44 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.98 |
| Orbital period | 4.42 years |
| Semi-major axis | 2.69 au |
| Perihelion – aphelion | 1.98 – 3.41 au |
| Eccentricity | 0.265 |
| Inclination | 12.9° |
| Closest distance between its orbit and Earth's (MOID) | 1.01 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.