Home›Asteroids›491589 2012 SS21491589 2012 SS21Main-belt minor planetDesignation(491589) 2012 SS21ClassMain-beltSemi-major axis2.4506794 AUEccentricity0.1728973Inclination0.84088°Absolute magnitude (H)18.09Perihelion2.027 AUAphelion2.874 AU