Home›Asteroids›870638 2017 CB21870638 2017 CB21Main-belt minor planetDesignation(870638) 2017 CB21ClassMain-beltSemi-major axis3.0631052 AUEccentricity0.0671038Inclination2.43098°Absolute magnitude (H)17.55Perihelion2.858 AUAphelion3.269 AU