Home›Asteroids›577191 2013 BY21577191 2013 BY21Main-belt minor planetDesignation(577191) 2013 BY21ClassMain-beltSemi-major axis3.1736121 AUEccentricity0.046188Inclination11.86349°Absolute magnitude (H)16.86Perihelion3.027 AUAphelion3.320 AU