S\/2007 S 3 is about 5 kilometres in diameter , and orbits Saturn at an average distance of 20,518,500 kilometres in about 1100 days , at an inclination of 177.22 Â to the ecliptic , with an eccentricity of 0.130 . S\/2007 S 3 is about 5 kilometres in diameter , and orbits Saturn at an average distance of 20,518,500 kilometres in about 1100 days , at an inclination of 177.22 Â to the ecliptic , in a retrograde direction and with an eccentricity of 0.130 .