Home›Asteroids›21803 1999 TC721803 1999 TC7Main-belt minor planetDesignation(21803) 1999 TC7ClassMain-beltSemi-major axis2.326347 AUEccentricity0.0639567Inclination7.37298°Absolute magnitude (H)13.91Perihelion2.178 AUAphelion2.475 AU