Marion
506 Marion (A903 DB)
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Diameter
- 105.94 km
- Rotation period
- 13.546 hours
- Albedo
- 0.0454
- Absolute magnitude H
- 8.96 mag
- Spectral type (Tholen)
- XC
Orbit
- Orbit class (JPL)
- MBA — Main-belt Asteroid
- Semi-major axis
- 3.04 AU
- Eccentricity
- 0.145
- Inclination
- 17°
- Perihelion distance
- 2.6 AU
- Aphelion distance
- 3.48 AU
- Orbital period
- 1,940 days
- Perihelion passage
- JD 2460508.960
- Earth MOID
- 1.64 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- About 106 km across — 26.5% of the 400 km Seoul–Busan expressway.
- One orbit takes about 1,940 Earth days (about 5.3 years).
- Sunlight needs about 25 minutes to reach it on average (semi-major axis 3 AU) — versus about 8 min 19 s to Earth.
Worked out from this object's official values.