Home›Asteroids›663917 2007 YX21663917 2007 YX21Main-belt minor planetDesignation(663917) 2007 YX21ClassMain-beltSemi-major axis2.6979793 AUEccentricity0.174068Inclination3.78527°Absolute magnitude (H)17.04Perihelion2.228 AUAphelion3.168 AU