(31570) Conjat Main-belt Asteroid
Discovered on 22 March 1999 by LONEOS at Anderson Mesa.
Matthieu Conjat (b. 1976) is a French amateur astronomer in Nice, France and is president of a local astronomy club. After a Ph.D. in astronomy on interferometry, he has become active in professional-amateur collaborations and has discovered several binary asteroid systems.Naming citation (WGSBN Bull. 3, #9, 20), IAU / Minor Planet Center, via NASA/JPL
Where Conjat is today
Seen from above the solar system on 2026-10-14: Conjat is 2.69 au from the Sun and 1.85 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 31570 |
| Provisional designation | 1999 FG19 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.43 km (#7,166 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0610 |
| Rotation period | 3.51 hours |
| Absolute magnitude (H) | 14.36 |
| Orbital period | 4.11 years |
| Semi-major axis | 2.57 au |
| Perihelion – aphelion | 2.10 – 3.03 au |
| Eccentricity | 0.181 |
| Inclination | 1.95° |
| Closest distance between its orbit and Earth's (MOID) | 1.11 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Matthieu
All asteroids named after someone called Matthieu
Also discovered on 22 March 1999
- (11202) Teddunham
- (17031) Piethut
- (17032) Edlu
- (17033) Rusty
- (17034) Vasylshev
- (17035) Velichko
- (17036) Krugly
- (17045) Markert
- (17898) Scottsheppard
- (17899) Mariacristina
- (28344) Tallsalt
- (28345) Akivabarnun