(12935) Zhengzhemin Main-belt Asteroid
Discovered on 2 October 1999 by Beijing Schmidt CCD Asteroid Program at Xinglong.
Zheng Zhemin (b. 1924), an academician of the Chinese Academy of Sciences and Engineering and a foreign academician of the U.S. National Academy of Engineering, is one of the founders of the field of explosion mechanics. A leader of the field of mechanics in China, he has proposed and created new branches of mechanics.Naming citation (20100130/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Zhengzhemin is today
Seen from above the solar system on 2026-10-14: Zhengzhemin is 2.09 au from the Sun and 2.65 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12935 |
| Provisional designation | 1999 TV17 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.62 km (#9,546 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0470 |
| Absolute magnitude (H) | 15.42 |
| Orbital period | 3.52 years |
| Semi-major axis | 2.31 au |
| Perihelion – aphelion | 2.09 – 2.54 au |
| Eccentricity | 0.0982 |
| Inclination | 5.81° |
| Closest distance between its orbit and Earth's (MOID) | 1.08 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Zheng
All asteroids named after someone called Zheng
Also discovered on 2 October 1999
- (12929) Periboea
- (13406) Sekora
- (16087) Rhythmgarg
- (16094) Scottmccord
- (20629) Robert
- (20631) Stefuller
- (20632) Carlyrosser
- (20633) Robertluther
- (20634) Marichardson
- (20635) Robinandrews
- (20636) Romanhirsch
- (21801) Ancerl