Home›Asteroids›8191 Mersenne8191 MersenneMain-belt minor planetOpen encyclopedia entry →Designation(8191) MersenneClassMain-beltSemi-major axis2.2631007 AUEccentricity0.1098747Inclination2.82705°Absolute magnitude (H)14.89Perihelion2.014 AUAphelion2.512 AU