(20779) Xiajunchao Main-belt Asteroid
Discovered on 1 September 2000 by LINEAR at Socorro.
Xia Junchao (b. 1987) was awarded second place in the 2004 Intel International Science and Engineering Fair for his earth and space sciences team project. He attends the Shanghai High School, Shanghai, China.Naming citation (20041226/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Xiajunchao is today
Seen from above the solar system on 2026-10-14: Xiajunchao is 2.38 au from the Sun and 2.46 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20779 |
| Provisional designation | 2000 RN11 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.39 km (#16,469 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.257 |
| Absolute magnitude (H) | 15.54 |
| Orbital period | 3.65 years |
| Semi-major axis | 2.37 au |
| Perihelion – aphelion | 2.28 – 2.47 au |
| Eccentricity | 0.0399 |
| Inclination | 7.29° |
| Closest distance between its orbit and Earth's (MOID) | 1.29 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 1 September 2000
- (18979) Henryfong
- (18980) Johannatang
- (18983) Allentran
- (18987) Irani
- (18991) Tonivanov
- (18997) Mizrahi
- (19002) Tongkexue
- (19003) Erinfrey
- (19005) Teckman
- (19801) Karenlemmon
- (20774) Zender
- (20775) Zhaohaibin