Home›Asteroids›31413 1999 AR2131413 1999 AR21Main-belt minor planetDesignation(31413) 1999 AR21ClassMain-beltSemi-major axis2.3009289 AUEccentricity0.0794337Inclination1.82199°Absolute magnitude (H)15.62Perihelion2.118 AUAphelion2.484 AU