Home›Asteroids›872747 2018 TD21872747 2018 TD21Main-belt minor planetDesignation(872747) 2018 TD21ClassMain-beltSemi-major axis2.3243084 AUEccentricity0.2061556Inclination4.5178°Absolute magnitude (H)18.27Perihelion1.845 AUAphelion2.803 AU