(4489) Dracius Jupiter Trojan
Discovered on 15 January 1988 by E. Bowell at Anderson Mesa.
Dracius was one of the commanders of the Epeans who fought to protect the Argive ships from Hektor’s attack.Naming citation (WGSBN Bull. 1, #1, 9), IAU / Minor Planet Center, via NASA/JPL
Where Dracius is today
Seen from above the solar system on 2026-10-14: Dracius is 5.09 au from the Sun and 5.95 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4489 |
| Provisional designation | 1988 AK |
| Orbit class | Jupiter Trojan |
| Diameter | 76.6 km (#402 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0690 |
| Rotation period | 12.6 hours |
| Absolute magnitude (H) | 9.03 |
| Orbital period | 11.7 years |
| Semi-major axis | 5.16 au |
| Perihelion – aphelion | 4.87 – 5.46 au |
| Eccentricity | 0.0572 |
| Inclination | 22.3° |
| Closest distance between its orbit and Earth's (MOID) | 3.89 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.