Home›Asteroids›856271 2011 SM217856271 2011 SM217Main-belt minor planetDesignation(856271) 2011 SM217ClassMain-beltSemi-major axis2.736065 AUEccentricity0.0688832Inclination1.87045°Absolute magnitude (H)17.8Perihelion2.548 AUAphelion2.925 AU