Home›Asteroids›420310 2011 YJ57420310 2011 YJ57Main-belt minor planetDesignation(420310) 2011 YJ57ClassMain-beltSemi-major axis2.2876221 AUEccentricity0.073728Inclination5.44028°Absolute magnitude (H)18.12Perihelion2.119 AUAphelion2.456 AU