(10929) Chenfangyun Main-belt Asteroid
Discovered on 1 February 1998 by Beijing Schmidt CCD Asteroid Program at Xinglong.
Fangyun Chen (b. 1916) made initiative contributions to the research on radio electronics in China. A member of both the Chinese Academy of Sciences and the International Academy of Astronautics, he received several highest scientific achievement prizes in China.Naming citation (20010804/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Chenfangyun is today
Seen from above the solar system on 2026-10-14: Chenfangyun is 2.94 au from the Sun and 3.84 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 10929 |
| Provisional designation | 1998 CF1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 13.1 km (#3,671 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0600 |
| Rotation period | 8.71 hours |
| Absolute magnitude (H) | 13.14 |
| Orbital period | 5.64 years |
| Semi-major axis | 3.17 au |
| Perihelion – aphelion | 2.86 – 3.47 au |
| Eccentricity | 0.0966 |
| Inclination | 1.52° |
| Closest distance between its orbit and Earth's (MOID) | 1.85 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.