Home›Asteroids›18949 Tumaneng18949 TumanengMain-belt minor planetOpen encyclopedia entry →Designation(18949) TumanengClassMain-beltSemi-major axis2.2993577 AUEccentricity0.0683723Inclination6.8602°Absolute magnitude (H)15.4Perihelion2.142 AUAphelion2.457 AU