Home›Asteroids›856921 2011 YS91856921 2011 YS91Main-belt minor planetDesignation(856921) 2011 YS91ClassMain-beltSemi-major axis2.4005749 AUEccentricity0.1059381Inclination7.3379°Absolute magnitude (H)18.63Perihelion2.146 AUAphelion2.655 AU