(22005) Willnelson Main-belt Asteroid
Discovered on 7 December 1999 by LINEAR at Socorro.
William Nelson mentored a finalist in the 2005 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition. He teaches at the Citrus Springs Middle School, Citrus Springs, Florida.Naming citation (20051019/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Willnelson is today
Seen from above the solar system on 2026-10-14: Willnelson is 3.22 au from the Sun and 3.28 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 22005 |
| Provisional designation | 1999 XK47 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.4 |
| Orbital period | 5.23 years |
| Semi-major axis | 3.01 au |
| Perihelion – aphelion | 2.80 – 3.22 au |
| Eccentricity | 0.0698 |
| Inclination | 0.880° |
| Closest distance between its orbit and Earth's (MOID) | 1.79 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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