Home›Asteroids›678327 2017 RR21678327 2017 RR21Main-belt minor planetDesignation(678327) 2017 RR21ClassMain-beltSemi-major axis2.4431323 AUEccentricity0.2272412Inclination1.59789°Absolute magnitude (H)18.18Perihelion1.888 AUAphelion2.998 AU