Orbital Elements

  • Epoch: 2459396.5 JD
  • Semi-major axis: 2.612 AU
  • Eccentricity: 0.4102
  • Inclination: 15.29 deg
  • Longitude of Ascending Node: 242.54 deg
  • Argument of Periapsis: 91.35 deg
  • Mean Anomaly: 63.54 deg

Physical Characteristics

  • Diameter: ~17.68 km
  • Magnitude: 11.44
  • Spectral type (Tholen): S
  • Spectral type (SMASS): Sq

Shape Model Characteristics

At 2445133.0 JD:
  • Spin period in hours: 3.396233
  • Spin latitude: 31.0
  • Spin longitude: 31.0
  • Spin angle: 0.0
  • Quality level: -1.0

This shape model of asteroid Hela 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.