(31469) Aizawa Main-belt Asteroid
Discovered on 10 February 1999 by LINEAR at Socorro.
Ken Aizawa (b. 1996) was awarded best of category and first place in the 2014 Intel International Science and Engineering Fair for his biochemistry project. He also received the Intel Foundation Cultural and Scientific Visit to China Award. He attends the Jericho Senior High School, Jericho, New York, U.S.A.Naming citation (MPC batch dated 2015-06-02), IAU / Minor Planet Center, via NASA/JPL
Where Aizawa is today
Seen from above the solar system on 2026-10-14: Aizawa is 2.70 au from the Sun and 1.88 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 31469 |
| Provisional designation | 1999 CO31 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.48 km (#14,014 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.227 |
| Absolute magnitude (H) | 14.73 |
| Orbital period | 3.59 years |
| Semi-major axis | 2.34 au |
| Perihelion – aphelion | 1.97 – 2.71 au |
| Eccentricity | 0.157 |
| Inclination | 5.38° |
| Closest distance between its orbit and Earth's (MOID) | 0.973 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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