Home›Asteroids›658143 2017 KC21658143 2017 KC21Main-belt minor planetDesignation(658143) 2017 KC21ClassMain-beltSemi-major axis2.6842476 AUEccentricity0.177118Inclination14.38931°Absolute magnitude (H)17.42Perihelion2.209 AUAphelion3.160 AU