Home›Asteroids›7540 1997 AK217540 1997 AK21Main-belt minor planetDesignation(7540) 1997 AK21ClassMain-beltSemi-major axis2.4614531 AUEccentricity0.0768557Inclination5.27817°Absolute magnitude (H)13.41Perihelion2.272 AUAphelion2.651 AU