Home›Asteroids›497445 2005 YQ21497445 2005 YQ21Main-belt minor planetDesignation(497445) 2005 YQ21ClassMain-beltSemi-major axis2.5851513 AUEccentricity0.135249Inclination5.3846°Absolute magnitude (H)17.71Perihelion2.236 AUAphelion2.935 AU