(25662) Chonofsky Main-belt Asteroid
Discovered on 5 January 2000 by LINEAR at Socorro.
Mark Adrian Chonofsky (b. 1992) was awarded first place and Best in Category in the 2009 Intel International Science and Engineering Fair for his plant sciences project. He attends the Lexington High School, Lexington, Massachusetts, U.S.A.Naming citation (20100428/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Chonofsky is today
Seen from above the solar system on 2026-10-14: Chonofsky is 2.56 au from the Sun and 2.04 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 25662 |
| Provisional designation | 2000 AA89 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.20 km (#12,260 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.276 |
| Absolute magnitude (H) | 14.19 |
| Orbital period | 4.56 years |
| Semi-major axis | 2.75 au |
| Perihelion – aphelion | 2.49 – 3.01 au |
| Eccentricity | 0.0935 |
| Inclination | 2.10° |
| Closest distance between its orbit and Earth's (MOID) | 1.50 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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