(164006) Thierry Main-belt Asteroid
Discovered on 21 October 2003 by B. Christophe at Saint-Sulpice.
Thierry Christophe (b. 1948) is the discoverer's younger brother. He has a passion for entomology and wrote his thesis on a spider native to a forest in the north of Paris. During his two years in Peru he discovered two new species of crickets. Recently he moved to software design and is now involved in genetics.Naming citation (20080819/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Thierry is today
Seen from above the solar system on 2026-10-14: Thierry is 3.01 au from the Sun and 3.80 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 164006 |
| Provisional designation | 2003 UT185 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.93 |
| Orbital period | 4.11 years |
| Semi-major axis | 2.56 au |
| Perihelion – aphelion | 2.11 – 3.02 au |
| Eccentricity | 0.179 |
| Inclination | 1.32° |
| Closest distance between its orbit and Earth's (MOID) | 1.12 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.