Home›Asteroids›91608 1999 TW2191608 1999 TW21Main-belt minor planetDesignation(91608) 1999 TW21ClassMain-beltSemi-major axis3.0709393 AUEccentricity0.1620751Inclination5.82454°Absolute magnitude (H)15.22Perihelion2.573 AUAphelion3.569 AU