Achilles
588 Achilles (A906 DN)
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Diameter
- 130.099 km
- Rotation period
- 7.306 hours
- Albedo
- 0.043
- Absolute magnitude H
- 8.2 mag
- Spectral type (Tholen)
- DU
Orbit
- Orbit class (JPL)
- TJN — Jupiter Trojan
- Semi-major axis
- 5.22 AU
- Eccentricity
- 0.148
- Inclination
- 10.3°
- Perihelion distance
- 4.44 AU
- Aphelion distance
- 5.99 AU
- Orbital period
- 4,350 days
- Perihelion passage
- JD 2460072.688
- Earth MOID
- 3.47 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- About 130 km across — 32.5% of the 400 km Seoul–Busan expressway.
- One orbit takes about 4,350 Earth days (about 11.9 years).
- Sunlight needs about 43 minutes to reach it on average (semi-major axis 5.2 AU) — versus about 8 min 19 s to Earth.
Worked out from this object's official values.