Home›Asteroids›540755 2017 WH21540755 2017 WH21Main-belt minor planetDesignation(540755) 2017 WH21ClassMain-beltSemi-major axis2.7192686 AUEccentricity0.0673582Inclination5.29888°Absolute magnitude (H)17.07Perihelion2.536 AUAphelion2.902 AU