Home›Asteroids›816758 2011 SY355816758 2011 SY355Main-belt minor planetDesignation(816758) 2011 SY355ClassMain-beltSemi-major axis2.343869 AUEccentricity0.1305953Inclination2.8654°Absolute magnitude (H)18.84Perihelion2.038 AUAphelion2.650 AU