Home›Asteroids›139999 2001 SY40139999 2001 SY40Main-belt minor planetDesignation(139999) 2001 SY40ClassMain-beltSemi-major axis2.9225589 AUEccentricity0.1047031Inclination3.02201°Absolute magnitude (H)15.59Perihelion2.617 AUAphelion3.229 AU