(301623) Wynn-Williams Main-belt Asteroid
Discovered on 16 February 2010 by Pan-STARRS 1 at Haleakala.
Gareth Wynn-Williams (b. 1944) is a British-American astronomer. He earned his PhD in radio astronomy at Cambridge University, then served most of his career at the University of Hawaiʻi making infrared studies of interstellar clouds both in the Milky Way and in external galaxies.Naming citation (WGSBN Bull. 3, #4, 9), IAU / Minor Planet Center, via NASA/JPL
Where Wynn-Williams is today
Seen from above the solar system on 2026-10-14: Wynn-Williams is 2.54 au from the Sun and 1.68 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 301623 |
| Provisional designation | 2010 DA78 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.66 |
| Orbital period | 3.61 years |
| Semi-major axis | 2.35 au |
| Perihelion – aphelion | 2.16 – 2.54 au |
| Eccentricity | 0.0813 |
| Inclination | 7.28° |
| Closest distance between its orbit and Earth's (MOID) | 1.16 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Gareth
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Also discovered on 16 February 2010
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