(184280) Yperion Jupiter Trojan
Discovered on 13 January 2005 by Jarnac at Vail-Jarnac.
According to Apollodorus, Yperion was a son of Priam and therefore a Trojan. Millennia later a watchful telescope also named Yperion and a son of Greek descent discovered this minor planet.Naming citation (MPC batch dated 2013-08-21), IAU / Minor Planet Center, via NASA/JPL
Where Yperion is today
Seen from above the solar system on 2026-10-14: Yperion is 5.23 au from the Sun and 4.40 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 184280 |
| Provisional designation | 2005 AQ47 |
| Orbit class | Jupiter Trojan |
| Absolute magnitude (H) | 13.75 |
| Orbital period | 12.0 years |
| Semi-major axis | 5.23 au |
| Perihelion – aphelion | 4.98 – 5.49 au |
| Eccentricity | 0.0483 |
| Inclination | 3.48° |
| Closest distance between its orbit and Earth's (MOID) | 4.00 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 13 January 2005
- (117430) Achosyx
- (117439) Rosner
- (129137) Hippolochos
- (129138) Williamfrost
- (134146) Pronoybiswas
- (211977) Springob
- (214136) Alinghi
- (242529) Hilaomar
- (248183) Peisandros
- (280642) Doubs