Home›Asteroids›121539 1999 UD50121539 1999 UD50Main-belt minor planetDesignation(121539) 1999 UD50ClassMain-beltSemi-major axis2.7382678 AUEccentricity0.03515Inclination3.50027°Absolute magnitude (H)15.44Perihelion2.642 AUAphelion2.835 AU