Arethusa
95 Arethusa (A867 WA)
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Diameter
- 147.969 km
- Rotation period
- 8.705 hours
- Albedo
- 0.058
- Absolute magnitude H
- 7.96 mag
- Spectral type (Tholen)
- C
- Spectral type (SMASS)
- Ch
Orbit
- Orbit class (JPL)
- MBA — Main-belt Asteroid
- Semi-major axis
- 3.06 AU
- Eccentricity
- 0.152
- Inclination
- 13°
- Perihelion distance
- 2.6 AU
- Aphelion distance
- 3.53 AU
- Orbital period
- 1,960 days
- Perihelion passage
- JD 2462109.344
- Earth MOID
- 1.61 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- About 148 km across — 37% of the 400 km Seoul–Busan expressway.
- One orbit takes about 1,960 Earth days (about 5.4 years).
- Sunlight needs about 25 minutes to reach it on average (semi-major axis 3.1 AU) — versus about 8 min 19 s to Earth.
Worked out from this object's official values.