Orbital Elements

  • Epoch: 2459000.5 JD
  • Semi-major axis: 2.296 AU
  • Eccentricity: 0.2175
  • Inclination: 10.13 deg
  • Longitude of Ascending Node: 150.37 deg
  • Argument of Periapsis: 228.08 deg
  • Mean Anomaly: 20.46 deg

Physical Characteristics

  • Diameter: 139.59400 km
  • Magnitude: 6.6
  • Albedo: 0.181
  • Spectral type (Tholen): S
  • Spectral type (SMASS): S

Shape Model Characteristics

At 2436249.0 JD:
  • Spin period in hours: 11.57031
  • Spin latitude: 21.0
  • Spin longitude: 21.0
  • Spin angle: 0.0
  • Quality level: 4.0

This shape model of asteroid Melpomene 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.