Home›Asteroids›816646 2011 SG51816646 2011 SG51Main-belt minor planetDesignation(816646) 2011 SG51ClassMain-beltSemi-major axis2.3809884 AUEccentricity0.2077604Inclination1.53162°Absolute magnitude (H)18.66Perihelion1.886 AUAphelion2.876 AU