(25689) Duannihuang Main-belt Asteroid
Discovered on 5 January 2000 by LINEAR at Socorro.
Duanni Huang (b. 1990) was awarded first place in the 2009 Intel International Science and Engineering Fair for his physics team project. He attends the La Cueva High School, Albuquerque, New Mexico, U.S.A.Naming citation (20100428/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Duannihuang is today
Seen from above the solar system on 2026-10-14: Duannihuang is 1.96 au from the Sun and 1.11 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 25689 |
| Provisional designation | 2000 AL121 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.15 km (#14,834 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.277 |
| Rotation period | 6.37 hours |
| Absolute magnitude (H) | 14.6 |
| Orbital period | 3.42 years |
| Semi-major axis | 2.27 au |
| Perihelion – aphelion | 1.96 – 2.59 au |
| Eccentricity | 0.139 |
| Inclination | 2.18° |
| Closest distance between its orbit and Earth's (MOID) | 0.960 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 5 January 2000
- (14258) Katrinaminck
- (14262) Kratzer
- (14693) Selwyn
- (15099) Janestrohm
- (15530) Kuber
- (15531) Matusch
- (15533) Saturnino
- (16157) Toastmasters
- (16158) Monty
- (16163) Suhanli
- (16164) Yangli
- (16165) Licht