Home›Asteroids›311021 2004 AT4311021 2004 AT4Main-belt minor planetDesignation(311021) 2004 AT4ClassMain-beltSemi-major axis2.5503361 AUEccentricity0.1014386Inclination14.64402°Absolute magnitude (H)16.33Perihelion2.292 AUAphelion2.809 AU