Home›Asteroids›739540 2017 XA21739540 2017 XA21Main-belt minor planetDesignation(739540) 2017 XA21ClassMain-beltSemi-major axis2.4254408 AUEccentricity0.038189Inclination6.0342°Absolute magnitude (H)17.94Perihelion2.333 AUAphelion2.518 AU