Home›Asteroids›91581 1999 SW1591581 1999 SW15Main-belt minor planetDesignation(91581) 1999 SW15ClassMain-beltSemi-major axis3.052305 AUEccentricity0.0884492Inclination7.99497°Absolute magnitude (H)14.71Perihelion2.782 AUAphelion3.322 AU