Home›Asteroids›639296 2017 BY78639296 2017 BY78Main-belt minor planetDesignation(639296) 2017 BY78ClassMain-beltSemi-major axis2.969632 AUEccentricity0.0566416Inclination2.15027°Absolute magnitude (H)17.19Perihelion2.801 AUAphelion3.138 AU