Asteroid (1838) Ursa

Orbital characteristics

Epoch 16-Feb-2017 (2457800.5 JD)
Apoapsis3.2664 AU
4.8864×108 km
Periapsis3.1667 AU
4.7373×108 km
Semi-major axis3.2165 AU
4.8119×108 km
Inclination21.968 °
Longitude of asc. node44.197 °
Argument of periapsis52.369 °
Orbital period2107.08 days
5.769 years
Avg. orbital speed16.61 km/s

Physical characteristics

Mean diameter40.054 km
Rotation period (sidereal)16.163 hours



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