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Hygiea

10 Hygeia

Asteroid Number10
Asteroid GroupMain Asteroid Belt
Orbital Period5.57 years
Distance from the SunSemi-Major Axis: 470,101,640 km (3.14 AU)
Perihelion: 417,395,104 km (2.79 AU)
Aphelion: 522,808,176 km (3.49 AU)
Eccentricity0.1121
Diameter (Mean)407 kilometres
NotesThough the fourth largest asteroid, Hygiea has a low albedo value due to its dark surface, and orbits in the farther reaches of the Asteroid Belt. Because of this, is not easily visible from Earth, and it was not discovered until 1849, nearly half a century after the first asteroid, Ceres, was identified.
The orbit of Hygiea

The orbit of Hygiea within the Asteroid Belt between the orbits of Mars and Jupiter.

Hygiea is the fourth largest of the Solar System's asteroids, with a diameter exceeding 400 km. Its orbit carries it through the main Asteroid Belt, some three Astronomical Units from the Sun.

Indexes