Chiron
2060 Chiron (1977 UB)
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Diameter
- 166 km
- Rotation period
- 5.918 hours
- Albedo
- 0.15
- Absolute magnitude H
- 5.54 mag
- Spectral type (Tholen)
- B
- Spectral type (SMASS)
- Cb
Orbit
- Orbit class (JPL)
- CEN — Centaur
- Semi-major axis
- 13.7 AU
- Eccentricity
- 0.38
- Inclination
- 6.93°
- Perihelion distance
- 8.49 AU
- Aphelion distance
- 18.9 AU
- Orbital period
- 18,500 days
- Perihelion passage
- JD 2468559.421
- Earth MOID
- 7.49 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- About 166 km across — 41.5% of the 400 km Seoul–Busan expressway.
- One orbit takes about 18,500 Earth days (about 50.7 years).
- Sunlight needs about 114 minutes to reach it on average (semi-major axis 13.7 AU) — versus about 8 min 19 s to Earth.
Worked out from this object's official values.