Home›Asteroids›74829 1999 TR2174829 1999 TR21Main-belt minor planetDesignation(74829) 1999 TR21ClassMain-beltSemi-major axis2.3532474 AUEccentricity0.0922019Inclination7.52684°Absolute magnitude (H)16.52Perihelion2.136 AUAphelion2.570 AU