(26559) Chengcheng Main-belt Asteroid
Discovered on 5 March 2000 by LINEAR at Socorro.
Cheng Cheng (b. 1992) was awarded second place in the 2010 Intel International Science and Engineering Fair for her energy-and-transportation team project. She attends the Lynbrook High School, San Jose, California, U.S.A.Naming citation (20110319/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Chengcheng is today
Seen from above the solar system on 2026-10-14: Chengcheng is 2.07 au from the Sun and 2.43 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 26559 |
| Provisional designation | 2000 EX29 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.12 |
| Orbital period | 3.62 years |
| Semi-major axis | 2.36 au |
| Perihelion – aphelion | 2.05 – 2.67 au |
| Eccentricity | 0.132 |
| Inclination | 7.53° |
| Closest distance between its orbit and Earth's (MOID) | 1.03 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Cheng
- (20879) Chengyuhsuan
- (26396) Chengjingjie
- (28277) Chengherngyi
- (210434) Fungyuancheng
- (343441) Chienchenglin
- (555802) Chengyen
All asteroids named after someone called Cheng
Also discovered on 5 March 2000
- (15546) Sunyufeng
- (25834) Vechinski
- (25836) Harishvemuri
- (27383) Braebenedict
- (27384) Meaganbethel
- (27385) Andblonsky
- (27422) Robheckman
- (28570) Peterkraft
- (28571) Hannahlarson
- (28572) Salebreton
- (28611) Liliapopova
- (31863) Hazelcoffman