Home›Asteroids›872137 2018 AP21872137 2018 AP21Main-belt minor planetDesignation(872137) 2018 AP21ClassMain-beltSemi-major axis3.0036648 AUEccentricity0.148735Inclination12.6426°Absolute magnitude (H)17.07Perihelion2.557 AUAphelion3.450 AU