Home›Asteroids›178520 1999 TD215178520 1999 TD215Main-belt minor planetDesignation(178520) 1999 TD215ClassMain-beltSemi-major axis2.2932328 AUEccentricity0.13383Inclination3.72669°Absolute magnitude (H)17.11Perihelion1.986 AUAphelion2.600 AU