(507490) Possum Main-belt Asteroid
Discovered on 9 October 2012 by CSS at Catalina.
Possum Observatory (Gisborne, New Zealand) regularly conducts and submits astrometric observations of comets, asteroids and NEOs. In addition, Possum Observatory has helped detect exoplanets using microlensing. The observatory is named after the owner, John Drummond's late wife, Elizabeth `Possum' Drummond.Naming citation (WGSBN Bull. 3, #11, 7), IAU / Minor Planet Center, via NASA/JPL
Where Possum is today
Seen from above the solar system on 2026-10-14: Possum is 2.19 au from the Sun and 1.24 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 507490 |
| Provisional designation | 2012 UZ28 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.86 |
| Orbital period | 4.66 years |
| Semi-major axis | 2.79 au |
| Perihelion – aphelion | 2.19 – 3.39 au |
| Eccentricity | 0.215 |
| Inclination | 14.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.24 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.