Home›Asteroids›129106 2004 XD21129106 2004 XD21Main-belt minor planetDesignation(129106) 2004 XD21ClassMain-beltSemi-major axis2.9044772 AUEccentricity0.036844Inclination3.09988°Absolute magnitude (H)15.4Perihelion2.797 AUAphelion3.011 AU