(20650) Saillenfest Main-belt Asteroid
Discovered on 10 October 1999 by LINEAR at Socorro.
Melaine Saillenfest (b. 1990) is a French researcher at the Paris Observatory. He is an expert in the long-term dynamics of solar system bodies. He has made important contributions to the study of the stability of distant trans-Neptunian objects and Oort cloud comets.Naming citation (WGSBN Bull. 6, #11, 32), IAU / Minor Planet Center, via NASA/JPL
Where Saillenfest is today
Seen from above the solar system on 2026-10-14: Saillenfest is 2.76 au from the Sun and 2.57 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20650 |
| Provisional designation | 1999 TG173 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.52 km (#11,597 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.262 |
| Absolute magnitude (H) | 13.93 |
| Orbital period | 4.37 years |
| Semi-major axis | 2.67 au |
| Perihelion – aphelion | 2.24 – 3.11 au |
| Eccentricity | 0.162 |
| Inclination | 4.49° |
| Closest distance between its orbit and Earth's (MOID) | 1.24 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 10 October 1999
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- (13408) Deadoklestic
- (16092) Anudeepgolla
- (17180) Rupertli
- (20623) Davidyoung
- (20648) Ryukihyodo
- (20649) Miklenov
- (21860) Joannaguy
- (22898) Falce
- (22936) Ricmccutchen
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- (22938) Brilawrence