Home›Asteroids›102217 1999 TW4102217 1999 TW4Main-belt minor planetDesignation(102217) 1999 TW4ClassMain-beltSemi-major axis2.5244135 AUEccentricity0.2106694Inclination17.89044°Absolute magnitude (H)15.16Perihelion1.993 AUAphelion3.056 AU