(343441) Chienchenglin Main-belt Asteroid
Discovered on 16 February 2010 by Pan-STARRS 1 at Haleakala.
Chien-Cheng Lin (b. 1981) is a Taiwanese researcher who graduated from Taiwan National Central University. He has been actively utilizing all-sky survey databases for his scientific research. While working at the Institute for Astronomy, University of Hawaiʻi, he contributed to the development and maintenance of the software in the Pan-STARRS surveys.Naming citation (WGSBN Bull. 3, #4, 10), IAU / Minor Planet Center, via NASA/JPL
Where Chienchenglin is today
Seen from above the solar system on 2026-10-14: Chienchenglin is 2.39 au from the Sun and 3.35 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 343441 |
| Provisional designation | 2010 DC78 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.73 |
| Orbital period | 4.15 years |
| Semi-major axis | 2.58 au |
| Perihelion – aphelion | 2.25 – 2.91 au |
| Eccentricity | 0.127 |
| Inclination | 7.40° |
| Closest distance between its orbit and Earth's (MOID) | 1.28 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Cheng
- (20879) Chengyuhsuan
- (26396) Chengjingjie
- (26559) Chengcheng
- (28277) Chengherngyi
- (210434) Fungyuancheng
- (555802) Chengyen
All asteroids named after someone called Cheng
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