Home›Asteroids›639888 2018 CH15639888 2018 CH15Main-belt minor planetDesignation(639888) 2018 CH15ClassMain-beltSemi-major axis3.1934608 AUEccentricity0.1166425Inclination18.396°Absolute magnitude (H)15.89Perihelion2.821 AUAphelion3.566 AU