Home›Asteroids›3255 Tholen3255 TholenMain-belt minor planetOpen encyclopedia entry →Designation(3255) TholenClassMain-beltSemi-major axis2.3723741 AUEccentricity0.3627583Inclination21.36263°Absolute magnitude (H)13.56Perihelion1.512 AUAphelion3.233 AU