Home›Asteroids›831371 2009 RE21831371 2009 RE21Main-belt minor planetDesignation(831371) 2009 RE21ClassMain-beltSemi-major axis3.0366901 AUEccentricity0.1441595Inclination7.33999°Absolute magnitude (H)17.36Perihelion2.599 AUAphelion3.474 AU