(198963) Robsnyder Main-belt Asteroid
Discovered on 27 October 2005 by Mt. Lemmon Survey at Mount Lemmon.
Robert Snyder (b. 1950) is an American ophthalmologist and eye surgeon with expertise in modern cataract surgery. He is a tenured Professor at the University of Arizona, where he previously served as the Head of their Department of Ophthalmology for 14 years.Naming citation (WGSBN Bull. 4, #15, 8), IAU / Minor Planet Center, via NASA/JPL
Where Robsnyder is today
Seen from above the solar system on 2026-10-14: Robsnyder is 2.53 au from the Sun and 1.82 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 198963 |
| Provisional designation | 2005 UA438 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.05 |
| Orbital period | 3.45 years |
| Semi-major axis | 2.29 au |
| Perihelion – aphelion | 2.03 – 2.54 au |
| Eccentricity | 0.111 |
| Inclination | 4.96° |
| Closest distance between its orbit and Earth's (MOID) | 1.02 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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