Home›Asteroids›639664 2017 HE17639664 2017 HE17Main-belt minor planetDesignation(639664) 2017 HE17ClassMain-beltSemi-major axis2.8925485 AUEccentricity0.0141816Inclination5.6089°Absolute magnitude (H)17.09Perihelion2.852 AUAphelion2.934 AU