(22628) Michaelallen Main-belt Asteroid
Discovered on 22 May 1998 by LINEAR at Socorro.
Michael Allen mentored a finalist in the 2006 Intel Science Talent Search (STS), a science competition for high school seniors. He teaches at the Appleton High School East, Appleton, Wisconsin.Naming citation (20060314/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Michaelallen is today
Seen from above the solar system on 2026-10-14: Michaelallen is 2.80 au from the Sun and 2.78 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 22628 |
| Provisional designation | 1998 KV39 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.63 km (#9,516 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0380 |
| Absolute magnitude (H) | 15.32 |
| Orbital period | 3.77 years |
| Semi-major axis | 2.42 au |
| Perihelion – aphelion | 2.00 – 2.84 au |
| Eccentricity | 0.173 |
| Inclination | 3.24° |
| Closest distance between its orbit and Earth's (MOID) | 0.986 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Michael
- (3192) A'Hearn
- (4477) Kelley
- (4599) Rowan
- (5373) Michaelkurtz
- (5554) Keesey
- (5569) Colby
- (6406) Mikejura
- (6569) Ondaatje
- (7738) Heyman
- (7936) Mikemagee
- (8032) Michaeladams
- (8129) Michaelbusch
All asteroids named after someone called Michael
Also discovered on 22 May 1998
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- (11735) Isabellecohen
- (12104) Chesley
- (12106) Menghuan
- (12107) Reneebarcia
- (12108) Jamesaustin
- (12529) Reighard
- (12530) Richardson
- (12860) Turney
- (12861) Wacker