Pholus
5145 Pholus (1992 AD)
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Diameter
- 190 km
- Rotation period
- 9.98 hours
- Albedo
- 0.044
- Absolute magnitude H
- 7.07 mag
- Spectral type (Tholen)
- Z
Orbit
- Orbit class (JPL)
- CEN — Centaur
- Semi-major axis
- 20.3 AU
- Eccentricity
- 0.575
- Inclination
- 24.8°
- Perihelion distance
- 8.63 AU
- Aphelion distance
- 31.9 AU
- Orbital period
- 33,400 days
- Perihelion passage
- JD 2448543.178
- Earth MOID
- 7.65 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- About 190 km across — 47.5% of the 400 km Seoul–Busan expressway.
- One orbit takes about 33,400 Earth days (about 91.4 years).
- Sunlight needs about 2.8 hours to reach it on average (semi-major axis 20.3 AU) — versus about 8 min 19 s to Earth.
Worked out from this object's official values.