(31065) Beishizhang Main-belt Asteroid
Discovered on 10 October 1996 by Beijing Schmidt CCD Asteroid Program at Xinglong.
This minor planet is named in honor of Shi-Zhang Bei (b. 1903), a member of the Chinese Academy of Sciences and a famous Chinese biologist, educator and an honorary director of the Academy's Institute of Biophysics, on the occasion of his 100th birthday.Naming citation (20040107/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Beishizhang is today
Seen from above the solar system on 2026-10-14: Beishizhang is 2.79 au from the Sun and 3.79 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 31065 |
| Provisional designation | 1996 TZ13 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.73 km (#13,391 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.127 |
| Absolute magnitude (H) | 14.94 |
| Orbital period | 4.63 years |
| Semi-major axis | 2.78 au |
| Perihelion – aphelion | 2.55 – 3.01 au |
| Eccentricity | 0.0834 |
| Inclination | 4.18° |
| Closest distance between its orbit and Earth's (MOID) | 1.57 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.