Greip (provisional designation S/2006 S 4).
 
        Greip is about 6 kilometres in diameter, and orbits
        Saturn at an average distance of 18,066 Mm in 906.556 days,
        at an inclination of 172.7 degrees to the ecliptic (159.2 degrees
        to Saturn's equator), in a retrograde direction and with an
        eccentricity of 0.3735.