(21425) Cordwell Main-belt Asteroid
Discovered on 24 March 1998 by LINEAR at Socorro.
Robert Thomas Cordwell (b. 1987) is a finalist in the 2005 Intel Science Talent Search, a science competition for high school seniors, for his mathematics project. He attends the Manzano High School, Albuquerque, New Mexico.Naming citation (20050224/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Cordwell is today
Seen from above the solar system on 2026-10-14: Cordwell is 2.20 au from the Sun and 2.99 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21425 |
| Provisional designation | 1998 FR90 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.88 |
| Orbital period | 3.48 years |
| Semi-major axis | 2.29 au |
| Perihelion – aphelion | 2.00 – 2.59 au |
| Eccentricity | 0.127 |
| Inclination | 4.51° |
| Closest distance between its orbit and Earth's (MOID) | 0.992 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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