Home›Asteroids›639665 2017 HJ17639665 2017 HJ17Main-belt minor planetDesignation(639665) 2017 HJ17ClassMain-beltSemi-major axis2.9128025 AUEccentricity0.1104648Inclination4.69788°Absolute magnitude (H)17.41Perihelion2.591 AUAphelion3.235 AU