Home›Asteroids›121128 1999 JO3121128 1999 JO3Main-belt minor planetDesignation(121128) 1999 JO3ClassMain-beltSemi-major axis2.3941904 AUEccentricity0.2255Inclination9.4652°Absolute magnitude (H)15.81Perihelion1.854 AUAphelion2.934 AU