(353189) Iasus Jupiter Trojan
Discovered on 25 October 2012 by Mount Lemmon Survey at Mount Lemmon.
Iasus was a Greek hero in the Trojan War. A leader of the Athenians and the son of Sphelus, he fought valiantly at Troy but was defeated in combat, alongside fellow Greek hero Medon, by the Trojan hero Aeneas.Naming citation (WGSBN Bull. 5, #14, 8), IAU / Minor Planet Center, via NASA/JPL
Where Iasus is today
Seen from above the solar system on 2026-10-14: Iasus is 5.65 au from the Sun and 6.62 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 353189 |
| Provisional designation | 2009 RQ76 |
| Orbit class | Jupiter Trojan |
| Absolute magnitude (H) | 13.41 |
| Orbital period | 11.9 years |
| Semi-major axis | 5.21 au |
| Perihelion – aphelion | 4.38 – 6.03 au |
| Eccentricity | 0.159 |
| Inclination | 14.8° |
| Closest distance between its orbit and Earth's (MOID) | 3.43 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.