Harpalyke (moon)
Harpalyke, also known as ', is a retrograde irregular satellite of Jupiter. It was discovered by a team of astronomers from the University of Hawaii led by Scott S. Sheppard in 2000, and given the temporary designation '. In August 2003, the moon was named after Harpalyke, the incestuous daughter of Clymenus, who in some accounts was also a lover of Zeus.
Harpalyke belongs to the Ananke group, believed to be the remnants of a break-up of a captured heliocentric asteroid. It is about 4 kilometres in diameter and appears grey, similar to C-type asteroids. The satellite orbits Jupiter at an average distance of 21,064,000 km in 624.542 days, at an inclination of 147° to the ecliptic with an eccentricity of 0.2441.
