Home›Asteroids›9861 Jahreiss9861 JahreissMain-belt minor planetOpen encyclopedia entry →Designation(9861) JahreissClassMain-beltSemi-major axis2.2252062 AUEccentricity0.1454255Inclination2.92858°Absolute magnitude (H)15.05Perihelion1.902 AUAphelion2.549 AU