Asteroid (1251) Hedera

Orbital characteristics

Epoch 16-Feb-2017 (2457800.5 JD)
Apoapsis3.1453 AU
4.7053×108 km
Periapsis2.2886 AU
3.4236×108 km
Semi-major axis2.7169 AU
4.0645×108 km
Inclination6.0489 °
Longitude of asc. node140.65 °
Argument of periapsis217.55 °
Orbital period1635.75 days
4.478 years
Avg. orbital speed17.96 km/s

Physical characteristics

Mean diameter13.239 km
Rotation period (sidereal)19.902 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: 16 Apr 2017