(177415) Queloz Main-belt Asteroid
Discovered on 9 February 2004 by M. Ory at Vicques.
Didier Queloz (b. 1966) is a Swiss astrophysicist at Geneva University. In 1995, with Michel Mayor, he discovered the first extrasolar planet. This planet, 51 Peg b, has an orbital period of 4.2 days and about the mass of Jupiter.Naming citation (20090607/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Queloz is today
Seen from above the solar system on 2026-10-14: Queloz is 2.39 au from the Sun and 2.46 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 177415 |
| Provisional designation | 2004 CK3 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.18 |
| Orbital period | 4.21 years |
| Semi-major axis | 2.61 au |
| Perihelion – aphelion | 2.26 – 2.96 au |
| Eccentricity | 0.134 |
| Inclination | 9.32° |
| Closest distance between its orbit and Earth's (MOID) | 1.27 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Didier
- (20896) Tiphene
- (21156) Didierlockwood
- (129234) Silly
- (145559) Didiermuller
- (188506) Roulet
- (275215) Didiermarouani
- (278225) Didierpelat
All asteroids named after someone called Didier