Home›Asteroids›129780 1999 JJ42129780 1999 JJ42Main-belt minor planetDesignation(129780) 1999 JJ42ClassMain-beltSemi-major axis2.3387526 AUEccentricity0.2316597Inclination5.15017°Absolute magnitude (H)16.66Perihelion1.797 AUAphelion2.881 AU