(12626) Timmerman Main-belt Asteroid
Discovered on 25 March 1971 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar.
Dutch poetess Petronella Johanna de Timmerman (1724-1786) was educated in astronomy and mathematics at the observatory of Jan de Munck in Middelburg. In 1769 she married the Utrecht astronomer Jan Frederik Hennert and assisted him in his work. The name was suggested by R. H. van Gent.Naming citation (20090409/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Timmerman is today
Seen from above the solar system on 2026-10-14: Timmerman is 2.41 au from the Sun and 1.54 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12626 |
| Provisional designation | 1116 T-1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.76 km (#7,926 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0670 |
| Absolute magnitude (H) | 14.66 |
| Orbital period | 4.40 years |
| Semi-major axis | 2.69 au |
| Perihelion – aphelion | 2.40 – 2.97 au |
| Eccentricity | 0.106 |
| Inclination | 1.66° |
| Closest distance between its orbit and Earth's (MOID) | 1.40 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 25 March 1971
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- (5408) The
- (6072) Hooghoudt
- (6616) Plotinos
- (6617) Boethius
- (6673) Degas
- (6751) van Genderen
- (7148) Reinholdbien
- (7211) Xerxes
- (7314) Pevsner
- (7624) Gluck
- (7690) Sackler