Orthosie (moon)

IFA Hawaii

Orthosie ( Jupiter XXXV) is one of the smallest known outer moons of Jupiter.

Discovery

Orthosie was discovered on 11 December 2001 by astronomers at the University of Hawaii. It was initially provisional designation S/2001 J 9

Path data

Orthosie orbits Jupiter at an average distance of 20.72 million km in 622.56 days. The track has an eccentricity of 0.2808. With an inclination of 145.9 ° to the local Laplace plane the web is retrograde, that is, the moon moves against the direction of rotation of Jupiter around the planet.

Because of their web properties is Orthosie the Ananke group, named after Jupiter's moon Ananke assigned.

Physical data

Orthosie has an average diameter of about 2 km. Their density is estimated to be 2.6 g / cm ³. It is probably made ​​up predominantly of silicate rock. Orthosie has a very dark surface with an albedo of 0.04, i.e., only 4% of the incident sunlight is reflected. Their apparent brightness is 23.1 m.

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