Home›Asteroids›816474 2011 KU21816474 2011 KU21Main-belt minor planetDesignation(816474) 2011 KU21ClassMain-beltSemi-major axis2.2900851 AUEccentricity0.2274155Inclination4.57317°Absolute magnitude (H)18.42Perihelion1.769 AUAphelion2.811 AU