Diotima
423 Diotima (A896 XA)
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Diameter
- 175.859 km
- Rotation period
- 4.775 hours
- Albedo
- 0.067
- Absolute magnitude H
- 7.39 mag
- Spectral type (Tholen)
- C
- Spectral type (SMASS)
- C
Orbit
- Orbit class (JPL)
- MBA — Main-belt Asteroid
- Semi-major axis
- 3.07 AU
- Eccentricity
- 0.0333
- Inclination
- 11.2°
- Perihelion distance
- 2.97 AU
- Aphelion distance
- 3.17 AU
- Orbital period
- 1,960 days
- Perihelion passage
- JD 2460226.265
- Earth MOID
- 1.95 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- About 176 km across — 44% of the 400 km Seoul–Busan expressway.
- One orbit takes about 1,960 Earth days (about 5.4 years).
- Sunlight needs about 26 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.