(20715) Shijianchun Main-belt Asteroid
Discovered on 7 December 1999 by LINEAR at Socorro.
Shi Jianchun (b. 1978) is a Chinese astronomer at the Shanghai Astronomical Observatory, Chinese Academy of Sciences. He is a specialist in the telescopic observation of asteroids, comets, and other small solar system bodies.Naming citation (WGSBN Bull. 6, #11, 33), IAU / Minor Planet Center, via NASA/JPL
Where Shijianchun is today
Seen from above the solar system on 2026-10-14: Shijianchun is 3.33 au from the Sun and 2.42 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20715 |
| Provisional designation | 1999 XB44 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.3 |
| Orbital period | 5.43 years |
| Semi-major axis | 3.09 au |
| Perihelion – aphelion | 2.84 – 3.34 au |
| Eccentricity | 0.0805 |
| Inclination | 3.02° |
| Closest distance between its orbit and Earth's (MOID) | 1.83 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Shi
All asteroids named after someone called Shi
Also discovered on 7 December 1999
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- (13845) Jillburnett
- (13848) Cioffi
- (13849) Dunn
- (13850) Erman
- (13852) Ford
- (13853) Jenniferfritz
- (14225) Alisahamilton
- (14226) Hamura
- (14230) Mariahines
- (14679) Susanreed
- (16118) Therberens