Taygete is about 5 kilometres in diameter , and orbits Jupiter at an average distance of 22,439,000 km in 686.675 days , at an inclination of 165 Â to the ecliptic ( 163 Â to Jupiter 's equator ) , with an eccentricity of 0.3678 . Taygete is about 5 kilometres in diameter , and orbits Jupiter at an average distance of 22,439 Mm in 686.675 days , at an inclination of 165 Â to the ecliptic ( 163 Â to Jupiter 's equator ) , in a retrograde direction and with an eccentricity of 0.3678 .