Bienor
54598 Bienor (2000 QC243)
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Diameter
- 187.5 km
- Rotation period
- 9.14 hours
- Albedo
- 0.05
- Absolute magnitude H
- 7.49 mag
Orbit
- Orbit class (JPL)
- CEN — Centaur
- Semi-major axis
- 16.6 AU
- Eccentricity
- 0.206
- Inclination
- 20.7°
- Perihelion distance
- 13.2 AU
- Aphelion distance
- 20 AU
- Orbital period
- 24,700 days
- Perihelion passage
- JD 2461774.462
- Earth MOID
- 12.2 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- About 188 km across — 46.9% of the 400 km Seoul–Busan expressway.
- One orbit takes about 24,700 Earth days (about 67.6 years).
- Sunlight needs about 2.3 hours to reach it on average (semi-major axis 16.6 AU) — versus about 8 min 19 s to Earth.
Worked out from this object's official values.