Home›Asteroids›521587 2015 PB311521587 2015 PB311Main-belt minor planetDesignation(521587) 2015 PB311ClassMain-beltSemi-major axis2.5727171 AUEccentricity0.27364Inclination5.4408°Absolute magnitude (H)17.17Perihelion1.869 AUAphelion3.277 AU