(12633) Warmenhoven Main-belt Asteroid
Discovered on 26 March 1971 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar.
Adrie Warmenhoven (b. 1961) is a Dutch astronomy popularizer and educator. He is director of the 18th-century mechanical Eise Eisinga Planetarium in Franeker, The Netherlands.Naming citation (MPC batch dated 2013-09-19), IAU / Minor Planet Center, via NASA/JPL
Where Warmenhoven is today
Seen from above the solar system on 2026-10-14: Warmenhoven is 2.14 au from the Sun and 2.96 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12633 |
| Provisional designation | 3119 T-1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.81 km (#10,989 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0700 |
| Absolute magnitude (H) | 15.36 |
| Orbital period | 3.72 years |
| Semi-major axis | 2.40 au |
| Perihelion – aphelion | 2.14 – 2.66 au |
| Eccentricity | 0.110 |
| Inclination | 1.55° |
| Closest distance between its orbit and Earth's (MOID) | 1.15 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 26 March 1971
- (5195) Kaendler
- (5491) Kaulbach
- (5492) Thoma
- (5698) Nolde
- (6202) Georgemiley
- (6257) Thorvaldsen
- (6351) Neumann
- (6429) Brancusi
- (6674) Cezanne
- (6752) Ashley
- (7367) Giotto
- (7908) Zwingli