Orbital Elements
- Epoch: 2460200.5 JD
- Semi-major axis: 2.919 AU
- Eccentricity: 0.1781
- Inclination: 4.19 deg
- Longitude of Ascending Node: 315.46 deg
- Argument of Periapsis: 37.82 deg
- Mean Anomaly: 243.5 deg
Physical Characteristics
- Diameter: 46.26600 km
- Magnitude: 10.45
- Albedo: 0.060
- Spectral type (Tholen): P
Shape Model Characteristics
At 2450922.0 JD:
- Spin period in hours: 8.79078
- Spin latitude: -60.0
- Spin longitude: -60.0
- Spin angle: 0.0
- Quality level: -1.0
This shape model of asteroid Erna is provided by the DAMIT database from The Astronomical Institute of the Charles University in Prague, Czechia.
The model is rotated on its Z axis for the purpose of this visualization, which may not reflect actual rotation.