Home›Asteroids›11511 Billknopf11511 BillknopfMain-belt minor planetOpen encyclopedia entry →Designation(11511) BillknopfClassMain-beltSemi-major axis2.7227879 AUEccentricity0.1842914Inclination12.61622°Absolute magnitude (H)13.48Perihelion2.221 AUAphelion3.225 AU