Home›Asteroids›220638 2004 RM31220638 2004 RM31Main-belt minor planetDesignation(220638) 2004 RM31ClassMain-beltSemi-major axis2.8610283 AUEccentricity0.269187Inclination7.87332°Absolute magnitude (H)16.25Perihelion2.091 AUAphelion3.631 AU