Home›Asteroids›551987 2013 RS21551987 2013 RS21Main-belt minor planetDesignation(551987) 2013 RS21ClassMain-beltSemi-major axis2.346997 AUEccentricity0.1482689Inclination6.48963°Absolute magnitude (H)17.87Perihelion1.999 AUAphelion2.695 AU