Home›Asteroids›121142 1999 JQ40121142 1999 JQ40Main-belt minor planetDesignation(121142) 1999 JQ40ClassMain-beltSemi-major axis2.387709 AUEccentricity0.1498343Inclination2.17184°Absolute magnitude (H)16.51Perihelion2.030 AUAphelion2.745 AU