(21964) Kevinhousen Outer Main-belt Asteroid
Discovered on 13 November 1999 by LONEOS at Anderson Mesa.
Kevin R. Housen (b. 1953) is an associate technical fellow at the Boeing Corporation. A pioneer in the study of shock physics as applied to asteroidal materials, his work has included modeling the production of asteroidal regoliths and developing crater formation and disruptive collision scaling laws.Naming citation (20080718/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Kevinhousen is today
Seen from above the solar system on 2026-10-14: Kevinhousen is 3.31 au from the Sun and 3.39 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21964 |
| Provisional designation | 1999 VK213 |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 8.02 km (#6,560 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.109 |
| Absolute magnitude (H) | 13.83 |
| Orbital period | 5.75 years |
| Semi-major axis | 3.21 au |
| Perihelion – aphelion | 3.11 – 3.31 au |
| Eccentricity | 0.0324 |
| Inclination | 13.8° |
| Closest distance between its orbit and Earth's (MOID) | 2.16 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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All asteroids named after someone called Kevin
Also discovered on 13 November 1999
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