Home›Asteroids›333931 1999 UM23333931 1999 UM23Main-belt minor planetDesignation(333931) 1999 UM23ClassMain-beltSemi-major axis2.687622 AUEccentricity0.3593913Inclination20.07627°Absolute magnitude (H)15.92Perihelion1.722 AUAphelion3.654 AU