Home›Asteroids›310257 2011 UM30310257 2011 UM30Main-belt minor planetDesignation(310257) 2011 UM30ClassMain-beltSemi-major axis2.3188159 AUEccentricity0.2037045Inclination5.992°Absolute magnitude (H)17.42Perihelion1.846 AUAphelion2.791 AU