Home›Asteroids›102278 1999 TH55102278 1999 TH55Main-belt minor planetDesignation(102278) 1999 TH55ClassMain-beltSemi-major axis2.5855678 AUEccentricity0.1434708Inclination3.48252°Absolute magnitude (H)16.59Perihelion2.215 AUAphelion2.957 AU