Home›Asteroids›21872 1999 UP321872 1999 UP3Main-belt minor planetDesignation(21872) 1999 UP3ClassMain-beltSemi-major axis2.7096048 AUEccentricity0.1402663Inclination4.80687°Absolute magnitude (H)14.27Perihelion2.330 AUAphelion3.090 AU