Home›Asteroids›102557 1999 UY23102557 1999 UY23Main-belt minor planetDesignation(102557) 1999 UY23ClassMain-beltSemi-major axis2.2788187 AUEccentricity0.1810771Inclination6.18516°Absolute magnitude (H)16.02Perihelion1.866 AUAphelion2.691 AU