(20701) Sebastiencharnoz Main-belt Asteroid
Discovered on 6 November 1999 by LINEAR at Socorro.
Sébastien Charnoz (b. 1974) is a French planetary scientist specializing in the formation of small bodies and the origin of moons and rings in the Solar System. He has been a member of the Cassini Imaging Team to Saturn, the Hera mission to Didymos, and the MMX mission to Phobos.Naming citation (WGSBN Bull. 6, #11, 33), IAU / Minor Planet Center, via NASA/JPL
Where Sebastiencharnoz is today
Seen from above the solar system on 2026-10-14: Sebastiencharnoz is 3.14 au from the Sun and 2.72 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20701 |
| Provisional designation | 1999 VL179 |
| Orbit class | Main-belt Asteroid |
| Diameter | 12.7 km (#3,827 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0690 |
| Absolute magnitude (H) | 13.31 |
| Orbital period | 5.65 years |
| Semi-major axis | 3.17 au |
| Perihelion – aphelion | 3.14 – 3.20 au |
| Eccentricity | 0.00869 |
| Inclination | 15.8° |
| Closest distance between its orbit and Earth's (MOID) | 2.14 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Sebastien
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