Home›Asteroids›585503 2018 UM9585503 2018 UM9Main-belt minor planetDesignation(585503) 2018 UM9ClassMain-beltSemi-major axis2.3458478 AUEccentricity0.1427362Inclination4.29161°Absolute magnitude (H)18.47Perihelion2.011 AUAphelion2.681 AU