Home›Asteroids›17220 Johnpenna17220 JohnpennaMain-belt minor planetOpen encyclopedia entry →Designation(17220) JohnpennaClassMain-beltSemi-major axis2.2776694 AUEccentricity0.1438988Inclination2.69331°Absolute magnitude (H)15.06Perihelion1.950 AUAphelion2.605 AU