Home›Asteroids›74863 1999 TC9174863 1999 TC91Main-belt minor planetDesignation(74863) 1999 TC91ClassMain-beltSemi-major axis2.2543946 AUEccentricity0.1439429Inclination5.78664°Absolute magnitude (H)15.75Perihelion1.930 AUAphelion2.579 AU