Home›Asteroids›856391 2011 SN321856391 2011 SN321Main-belt minor planetDesignation(856391) 2011 SN321ClassMain-beltSemi-major axis2.750535 AUEccentricity0.04641Inclination7.5981°Absolute magnitude (H)17.95Perihelion2.623 AUAphelion2.878 AU