(172317) Walterbos Main-belt Asteroid
Discovered on 4 October 2002 by Sloan Digital Sky Survey at Apache Point.
Rene Walterbos (b. 1957) is a Dutch/American astronomer and a contributor to the Sloan Digital Sky Survey, known for his research of the interstellar medium in the Andromeda galaxy and other nearby galaxies.Naming citation (20130127/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Walterbos is today
Seen from above the solar system on 2026-10-14: Walterbos is 2.80 au from the Sun and 3.08 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 172317 |
| Provisional designation | 2002 TZ315 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.88 |
| Orbital period | 4.57 years |
| Semi-major axis | 2.75 au |
| Perihelion – aphelion | 2.52 – 2.99 au |
| Eccentricity | 0.0852 |
| Inclination | 14.2° |
| Closest distance between its orbit and Earth's (MOID) | 1.53 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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