Home›Asteroids›66690 1999 TH6366690 1999 TH63Main-belt minor planetDesignation(66690) 1999 TH63ClassMain-beltSemi-major axis3.1468322 AUEccentricity0.1351863Inclination1.90528°Absolute magnitude (H)14.26Perihelion2.721 AUAphelion3.572 AU