Sponde (moon)

IFA Hawaii

Sponde (Jupiter Moon XXXVI) is one of the smaller outer moons of Jupiter.

Discovery

Sponde was discovered on December 9, 2001 by astronomers at the University of Hawaii. It was initially provisional designation S/2001 J 5

Path data

Sponde orbits Jupiter at an average distance of 23,487,000 km in 748 days, 8 hours and 10 minutes. The track has an eccentricity of 0.3121. With an inclination of 150.998 ° 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 Sponde the Pasiphae group, named after Jupiter's moon Pasiphae assigned.

Physical data

Sponde 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. Sponde 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 23.0 m.