Home›Asteroids›549603 2011 ON51549603 2011 ON51Main-belt minor planetDesignation(549603) 2011 ON51ClassMain-beltSemi-major axis2.3093964 AUEccentricity0.1396576Inclination4.67302°Absolute magnitude (H)18.31Perihelion1.987 AUAphelion2.632 AU