Home›Asteroids›11573 Helmholtz11573 HelmholtzOuter belt minor planetOpen encyclopedia entry →Designation(11573) HelmholtzClassOuter beltSemi-major axis3.2703185 AUEccentricity0.2589827Inclination2.2377°Absolute magnitude (H)13.49Perihelion2.423 AUAphelion4.117 AU