(12641) Hubertushenrichs Main-belt Asteroid
Discovered on 29 September 1973 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar.
Hubertus Frederik Henrichs (b. 1949) is a Dutch astronomer who studied super-massive stars. He is also a teacher and composer, known for his piano composition “The Dwarf Planets” (for Ceres, Ixion, Sedna, Orcus, Eris, Quaoar and Pluto). Name suggested by S. J. de Vet and C. E. Koppeschaar.Naming citation (WGSBN Bull. 5, #21, 6), IAU / Minor Planet Center, via NASA/JPL
Where Hubertushenrichs is today
Seen from above the solar system on 2026-10-14: Hubertushenrichs is 2.57 au from the Sun and 3.35 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12641 |
| Provisional designation | 1310 T-2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.17 km (#16,822 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.343 |
| Absolute magnitude (H) | 15.59 |
| Orbital period | 3.70 years |
| Semi-major axis | 2.39 au |
| Perihelion – aphelion | 1.94 – 2.84 au |
| Eccentricity | 0.187 |
| Inclination | 2.07° |
| Closest distance between its orbit and Earth's (MOID) | 0.949 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 29 September 1973
- (2049) Grietje
- (4357) Korinthos
- (4549) Burkhardt
- (4721) Atahualpa
- (4752) Myron
- (4876) Strabo
- (4978) Seitz
- (5151) Weerstra
- (5197) Rottmann
- (5243) Clasien
- (5244) Amphilochos
- (5266) Rauch