Home›Asteroids›396904 2004 YR21396904 2004 YR21Main-belt minor planetDesignation(396904) 2004 YR21ClassMain-beltSemi-major axis2.375047 AUEccentricity0.1451719Inclination7.57521°Absolute magnitude (H)17.53Perihelion2.030 AUAphelion2.720 AU