(221628) Hyatt Main-belt Asteroid
Discovered on 26 December 2006 by CSS at Mount Bigelow.
Hyatt M. Gibbs (b. 1938) is a professor of optical sciences at the University of Arizona. Well-known for research in quantum optics and books on optical bistability, he is a fellow of the APS, OSA, Franklin Institute, and AAAS. He is a recipient of the Humboldt Research Award and Michelson Medal.Naming citation (WGSBN Bull. 6, #3, 5), IAU / Minor Planet Center, via NASA/JPL
Where Hyatt is today
Seen from above the solar system on 2026-10-14: Hyatt is 3.90 au from the Sun and 2.98 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 221628 |
| Provisional designation | 2006 YE13 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.51 |
| Orbital period | 5.54 years |
| Semi-major axis | 3.13 au |
| Perihelion – aphelion | 2.34 – 3.92 au |
| Eccentricity | 0.252 |
| Inclination | 32.5° |
| Closest distance between its orbit and Earth's (MOID) | 1.35 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.