Home›Asteroids›778505 2010 RM221778505 2010 RM221Main-belt minor planetDesignation(778505) 2010 RM221ClassMain-beltSemi-major axis2.7486568 AUEccentricity0.022245Inclination2.9347°Absolute magnitude (H)17.77Perihelion2.688 AUAphelion2.810 AU