(22161) Santagata Main-belt Asteroid
Discovered on 29 November 2000 by LINEAR at Socorro.
William Santagata mentored a finalist in the 2005 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition. He teaches at the North Attleboro Middle School, North Attleboro, Massachusetts.Naming citation (20051019/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Santagata is today
Seen from above the solar system on 2026-10-14: Santagata is 2.50 au from the Sun and 1.96 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 22161 |
| Provisional designation | 2000 WR123 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.33 km (#14,384 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.174 |
| Rotation period | 8.54 hours |
| Absolute magnitude (H) | 14.76 |
| Orbital period | 4.52 years |
| Semi-major axis | 2.73 au |
| Perihelion – aphelion | 2.49 – 2.98 au |
| Eccentricity | 0.0905 |
| Inclination | 2.48° |
| Closest distance between its orbit and Earth's (MOID) | 1.48 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called William
- (1853) McElroy
- (2220) Hicks
- (3445) Pinson
- (3894) Williamcooke
- (4137) Crabtree
- (4423) Golden
- (4838) Billmclaughlin
- (5345) Boynton
- (5763) Williamtobin
- (6012) Williammurdoch
- (6613) Williamcarl
- (6756) Williamfeldman
All asteroids named after someone called William