Myrrha
381 Myrrha (A894 AC)
📋 A written introduction is coming — for now this page shows official values only.
Physical data
- Diameter
- 127.639 km
- Rotation period
- 6.572 hours
- Albedo
- 0.064
- Absolute magnitude H
- 8.38 mag
- Spectral type (Tholen)
- C
- Spectral type (SMASS)
- Cb
Orbit
- Orbit class (JPL)
- OMB — Outer Main-belt Asteroid
- Semi-major axis
- 3.23 AU
- Eccentricity
- 0.0886
- Inclination
- 12.6°
- Perihelion distance
- 2.94 AU
- Aphelion distance
- 3.52 AU
- Orbital period
- 2,120 days
- Perihelion passage
- JD 2461926.542
- Earth MOID
- 1.93 AU
Earth approach
- Potentially hazardous (PHA)
- No
- Near-Earth object (NEO)
- No
In everyday life
- About 128 km across — 31.9% of the 400 km Seoul–Busan expressway.
- One orbit takes about 2,120 Earth days (about 5.8 years).
- Sunlight needs about 27 minutes to reach it on average (semi-major axis 3.2 AU) — versus about 8 min 19 s to Earth.
Worked out from this object's official values.