(12916) Eteoneus Jupiter Trojan
Discovered on 13 October 1998 by ODAS at Caussols.
Eteoneus, the son of Boethous, was King Menelaus of Sparta's weapon-carrier during the Trojan War. He helped Odysseus in his attempts to return home.Naming citation (20081113/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Eteoneus is today
Seen from above the solar system on 2026-10-14: Eteoneus is 5.12 au from the Sun and 6.01 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12916 |
| Provisional designation | 1998 TL15 |
| Orbit class | Jupiter Trojan |
| Diameter | 22.3 km (#1,936 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0980 |
| Absolute magnitude (H) | 11.41 |
| Orbital period | 11.6 years |
| Semi-major axis | 5.12 au |
| Perihelion – aphelion | 5.03 – 5.21 au |
| Eccentricity | 0.0176 |
| Inclination | 26.4° |
| Closest distance between its orbit and Earth's (MOID) | 4.06 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.