(260235) Attwood Main-belt Asteroid
Discovered on 12 September 2004 by Jarnac at Vail-Jarnac.
Randy Attwood (b. 1957) is a Canadian editor who has served as national President of the Royal Astronomical Society of Canada, editor of Space Quarterly and SpaceRef Interactive. He founded the Mississauga Astronomical Society, and created and hosted the cable television show “Astronomy Toronto”.Naming citation (20120703/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Attwood is today
Seen from above the solar system on 2026-10-14: Attwood is 2.96 au from the Sun and 2.54 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 260235 |
| Provisional designation | 2004 RU289 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.34 |
| Orbital period | 5.29 years |
| Semi-major axis | 3.04 au |
| Perihelion – aphelion | 2.56 – 3.51 au |
| Eccentricity | 0.156 |
| Inclination | 1.83° |
| Closest distance between its orbit and Earth's (MOID) | 1.56 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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