(21798) Mitchweegman Main-belt Asteroid
Discovered on 30 September 1999 by LINEAR at Socorro.
Mitch Dale Weegman (b. 1988) was awarded second place in the 2005 Intel International Science and Engineering Fair for his environmental sciences team project. He attends the Winona Senior High School, Winona, Minnesota, U.S.A.Naming citation (20050822/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Mitchweegman is today
Seen from above the solar system on 2026-10-14: Mitchweegman is 1.89 au from the Sun and 0.969 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21798 |
| Provisional designation | 1999 SZ16 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 50.7 hours |
| Absolute magnitude (H) | 14.71 |
| Orbital period | 3.37 years |
| Semi-major axis | 2.25 au |
| Perihelion – aphelion | 1.88 – 2.61 au |
| Eccentricity | 0.163 |
| Inclination | 6.51° |
| Closest distance between its orbit and Earth's (MOID) | 0.896 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 30 September 1999
- (12927) Pinocchio
- (12928) Nicolapozio
- (17176) Viktorov
- (19700) Teitelbaum
- (20616) Zeeshansayed
- (24044) Caballo
- (24045) Unruh
- (29980) Dougsimons
- (36177) Tonysharon
- (59980) Moza
- (86195) Cireglio
- (121327) Andreweaker