(22630) Wallmuth Main-belt Asteroid
Discovered on 22 May 1998 by LINEAR at Socorro.
Joanne Wallmuth mentored a finalist in the 2006 Intel Science Talent Search (STS), a science competition for high school seniors. She teaches at the Illinois Mathematics & Science Academy, Aurora, Illinois.Naming citation (20060314/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Wallmuth is today
Seen from above the solar system on 2026-10-14: Wallmuth is 2.76 au from the Sun and 2.24 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 22630 |
| Provisional designation | 1998 KH45 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.52 km (#9,683 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0320 |
| Absolute magnitude (H) | 15.45 |
| Orbital period | 3.81 years |
| Semi-major axis | 2.44 au |
| Perihelion – aphelion | 2.02 – 2.86 au |
| Eccentricity | 0.173 |
| Inclination | 4.24° |
| Closest distance between its orbit and Earth's (MOID) | 1.00 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Joanne
- (9002) Gabrynowicz
- (17914) Joannelee
- (17988) Joannehsieh
- (22632) DiNovis
- (25488) Figueiredo
- (27549) Joannemichet
- (28092) Joannekear
- (87088) Joannewheeler
- (731124) Rosvick
All asteroids named after someone called Joanne
Also discovered on 22 May 1998
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- (11187) Richoliver
- (11730) Yanhua
- (11735) Isabellecohen
- (12104) Chesley
- (12106) Menghuan
- (12107) Reneebarcia
- (12108) Jamesaustin
- (12529) Reighard
- (12530) Richardson
- (12860) Turney
- (12861) Wacker