Home›Asteroids›520017 2013 UB21520017 2013 UB21Main-belt minor planetDesignation(520017) 2013 UB21ClassMain-beltSemi-major axis2.5703744 AUEccentricity0.1739685Inclination3.38419°Absolute magnitude (H)17.88Perihelion2.123 AUAphelion3.018 AU