Home›Asteroids›634590 2011 YA55634590 2011 YA55Main-belt minor planetDesignation(634590) 2011 YA55ClassMain-beltSemi-major axis2.648707 AUEccentricity0.0337781Inclination2.88428°Absolute magnitude (H)17.89Perihelion2.559 AUAphelion2.738 AU