(128228) Williammarsh Main-belt Asteroid
Discovered on 18 September 2003 by R. A. Tucker at Goodricke-Pigott.
William H. Marsh (1926–2004) was an American professor of speech, debate, and drama in secondary schools and university systems. He was dedicated to his students and taught them to communicate effectively in many venues. His students became engineers, scientists, lawyers, and thespians.Naming citation (WGSBN Bull. 1, #1, 22), IAU / Minor Planet Center, via NASA/JPL
Where Williammarsh is today
Seen from above the solar system on 2026-10-14: Williammarsh is 2.74 au from the Sun and 2.06 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 128228 |
| Provisional designation | 2003 SV123 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.29 |
| Orbital period | 4.49 years |
| Semi-major axis | 2.72 au |
| Perihelion – aphelion | 2.64 – 2.81 au |
| Eccentricity | 0.0310 |
| Inclination | 6.25° |
| Closest distance between its orbit and Earth's (MOID) | 1.62 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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