(24956) Qiannan Main-belt Asteroid
Discovered on 26 September 1997 by Beijing Schmidt CCD Asteroid Program at Xinglong.
Qiannan Buyi and Miao Autonomous Prefecture (Qiannan), with a population of 4.2 million from 43 ethnic groups, is an autonomous prefecture of Guizhou Province, P.R. China. As the home site of FAST, Qiannan has established close partnership with the municipality of Arecibo, Puerto Rico.Naming citation (MPC batch dated 2016-04-22), IAU / Minor Planet Center, via NASA/JPL
Where Qiannan is today
Seen from above the solar system on 2026-10-14: Qiannan is 3.56 au from the Sun and 3.21 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 24956 |
| Provisional designation | 1997 SN10 |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.81 km (#5,905 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0830 |
| Absolute magnitude (H) | 13.78 |
| Orbital period | 5.54 years |
| Semi-major axis | 3.13 au |
| Perihelion – aphelion | 2.66 – 3.61 au |
| Eccentricity | 0.151 |
| Inclination | 4.66° |
| Closest distance between its orbit and Earth's (MOID) | 1.65 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.