Home›Asteroids›210554 1999 TO40210554 1999 TO40Main-belt minor planetDesignation(210554) 1999 TO40ClassMain-beltSemi-major axis2.3992489 AUEccentricity0.1798106Inclination2.51537°Absolute magnitude (H)16.46Perihelion1.968 AUAphelion2.831 AU