Home›Asteroids›178490 1999 TN83178490 1999 TN83Main-belt minor planetDesignation(178490) 1999 TN83ClassMain-beltSemi-major axis3.1743087 AUEccentricity0.1547618Inclination5.37542°Absolute magnitude (H)15.98Perihelion2.683 AUAphelion3.666 AU