(25240) Qiansanqiang Main-belt Asteroid
Discovered on 16 October 1998 by Beijing Schmidt CCD Asteroid Program at Xinglong.
Sanqiang Qiang (1913-1992) was a nuclear scientist and member of the Chinese Academy of Sciences. He is one of the founders of China's atomic energy program.Naming citation (20030910/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Qiansanqiang is today
Seen from above the solar system on 2026-10-14: Qiansanqiang is 2.62 au from the Sun and 1.66 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 25240 |
| Provisional designation | 1998 UO8 |
| Orbit class | Main-belt Asteroid |
| Diameter | 10.00 km (#5,101 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0530 |
| Absolute magnitude (H) | 14.19 |
| Orbital period | 4.66 years |
| Semi-major axis | 2.79 au |
| Perihelion – aphelion | 2.55 – 3.02 au |
| Eccentricity | 0.0841 |
| Inclination | 3.33° |
| Closest distance between its orbit and Earth's (MOID) | 1.55 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.