Home›Asteroids›640139 1999 FF99640139 1999 FF99Main-belt minor planetDesignation(640139) 1999 FF99ClassMain-beltSemi-major axis2.6768931 AUEccentricity0.2260816Inclination12.9765°Absolute magnitude (H)17Perihelion2.072 AUAphelion3.282 AU