Home›Asteroids›553817 2011 XA553817 2011 XAMain-belt minor planetDesignation(553817) 2011 XAClassMain-beltSemi-major axis2.0140515 AUEccentricity0.095726Inclination16.2516°Absolute magnitude (H)17.8Perihelion1.821 AUAphelion2.207 AU