(283279) Qianweichang Main-belt Asteroid
Discovered on 16 May 2007 by PMO NEO Survey Program at XuYi.
Qian Weichang (1912-2010), an academician of Chinese Academy of Sciences, was the founder of mechanics in China. He discovered the Qian Weichang equation and systematically developed the theory of large deflection of circular thin plates.Naming citation (MPC batch dated 2020-02-05), IAU / Minor Planet Center, via NASA/JPL
Where Qianweichang is today
Seen from above the solar system on 2026-10-14: Qianweichang is 2.73 au from the Sun and 2.91 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 283279 |
| Provisional designation | 2011 HH38 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.43 |
| Orbital period | 4.17 years |
| Semi-major axis | 2.59 au |
| Perihelion – aphelion | 2.35 – 2.83 au |
| Eccentricity | 0.0918 |
| Inclination | 11.3° |
| Closest distance between its orbit and Earth's (MOID) | 1.34 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.