Polymele
15094 Polymele (1999 WB2)
🚀 Visited by spacecraft
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Diameter
- 21.075 km
- Rotation period
- 5.8607 hours
- Albedo
- 0.091
- Absolute magnitude H
- 11.77 mag
Orbit
- Orbit class (JPL)
- TJN — Jupiter Trojan
- Semi-major axis
- 5.19 AU
- Eccentricity
- 0.0959
- Inclination
- 13°
- Perihelion distance
- 4.69 AU
- Aphelion distance
- 5.69 AU
- Orbital period
- 4,320 days
- Perihelion passage
- JD 2459479.215
- Earth MOID
- 3.7 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- About 21 km across — 5.3% of the 400 km Seoul–Busan expressway.
- One orbit takes about 4,320 Earth days (about 11.8 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.