Home›Asteroids›729583 2011 HC18729583 2011 HC18Main-belt minor planetDesignation(729583) 2011 HC18ClassMain-beltSemi-major axis3.139112 AUEccentricity0.1651192Inclination7.49056°Absolute magnitude (H)16.44Perihelion2.621 AUAphelion3.657 AU