Home›Asteroids›102257 1999 TZ30102257 1999 TZ30Main-belt minor planetDesignation(102257) 1999 TZ30ClassMain-beltSemi-major axis2.4242731 AUEccentricity0.2228703Inclination2.04184°Absolute magnitude (H)16.43Perihelion1.884 AUAphelion2.965 AU