Home›Asteroids›20489 1999 OJ220489 1999 OJ2Main-belt minor planetDesignation(20489) 1999 OJ2ClassMain-beltSemi-major axis2.5889295 AUEccentricity0.1038722Inclination12.43766°Absolute magnitude (H)12.95Perihelion2.320 AUAphelion2.858 AU