Home›Asteroids›99891 Donwells99891 DonwellsMain-belt minor planetOpen encyclopedia entry →Designation(99891) DonwellsClassMain-beltSemi-major axis3.0644832 AUEccentricity0.0474517Inclination4.95425°Absolute magnitude (H)15.2Perihelion2.919 AUAphelion3.210 AU