Cyllene is a natural satellite of Jupiter. She was discovered by a team of astronomers from the University of Hawaii led by Scott S. Shepard in 2003.
Size and Orbit
Cyllene is about 2 kilometers in diameter, and orbits Jupiter at an average distance of (23.4 Million km) 23,396 Mm in 731.099 days (2.00 Earth years), at an inclination of 140° to the ecliptic (140° to Jupiter's equator), in a retrograde direction and with an eccentricity of 0.4116.
Group
She belongs to the Pasiphae Group