Home›Asteroids›509077 2005 UN21509077 2005 UN21Main-belt minor planetDesignation(509077) 2005 UN21ClassMain-beltSemi-major axis2.3635484 AUEccentricity0.0867894Inclination6.12876°Absolute magnitude (H)18.64Perihelion2.158 AUAphelion2.569 AU