Asteroid (258) Tyche

Orbital characteristics

Epoch 16-Feb-2017 (2457800.5 JD)
Apoapsis3.1511 AU
4.714×108 km
Periapsis2.0849 AU
3.119×108 km
Semi-major axis2.6180 AU
3.9165×108 km
Eccentrity0.2036305
Inclination14.318 °
Longitude of asc. node207.57 °
Argument of periapsis155.24 °
Orbital period1547.25 days
4.236 years
Avg. orbital speed18.22 km/s

Physical characteristics

Mean diameter64.780 km
Rotation period (sidereal)10.040 hours
Albedo0.168
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Downloads

Models

Models are given in Stanford Triangle Format (PLY) and Alias Waveform Format (OBJ) - you can use MeshLab or any other tool to convert them to other formats.

Please note that the models are in planetocentric coordinate system, with Z axis passing through north pole. Actual rotational axis may differ from planetocentric poles, especially for small irregular bodies.


Surface Textures

This object does not have textures yet and is being displayed as a solid gray shape.

Last Modified: 30 May 2017