Home›Asteroids›523556 2017 XY21523556 2017 XY21Main-belt minor planetDesignation(523556) 2017 XY21ClassMain-beltSemi-major axis2.5991779 AUEccentricity0.031852Inclination4.05855°Absolute magnitude (H)17.46Perihelion2.516 AUAphelion2.682 AU