Home›Asteroids›320318 2007 TW21320318 2007 TW21Main-belt minor planetDesignation(320318) 2007 TW21ClassMain-beltSemi-major axis2.3370288 AUEccentricity0.17564Inclination9.42399°Absolute magnitude (H)17.27Perihelion1.927 AUAphelion2.748 AU