Home›Asteroids›49857 1999 XD9949857 1999 XD99Main-belt minor planetDesignation(49857) 1999 XD99ClassMain-beltSemi-major axis2.3933911 AUEccentricity0.049854Inclination2.96798°Absolute magnitude (H)15.01Perihelion2.274 AUAphelion2.513 AU