Mathilde
253 Mathilde (A885 VA)
🚀 Visited by spacecraft
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Diameter
- 52.8 km
- Rotation period
- 417.7 hours
- Albedo
- 0.0436
- Absolute magnitude H
- 10.35 mag
- Spectral type (SMASS)
- Cb
Orbit
- Orbit class (JPL)
- MBA — Main-belt Asteroid
- Semi-major axis
- 2.65 AU
- Eccentricity
- 0.264
- Inclination
- 6.74°
- Perihelion distance
- 1.95 AU
- Aphelion distance
- 3.35 AU
- Orbital period
- 1,570 days
- Perihelion passage
- JD 2461578.288
- Earth MOID
- 0.939 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- About 53 km across — 13.2% of the 400 km Seoul–Busan expressway.
- One orbit takes about 1,570 Earth days (about 4.3 years).
- Sunlight needs about 22 minutes to reach it on average (semi-major axis 2.7 AU) — versus about 8 min 19 s to Earth.