Home›Asteroids›639663 2017 HN15639663 2017 HN15Main-belt minor planetDesignation(639663) 2017 HN15ClassMain-beltSemi-major axis3.1602201 AUEccentricity0.1694606Inclination10.22643°Absolute magnitude (H)16.3Perihelion2.625 AUAphelion3.696 AU