Home›Asteroids›551687 2013 HB21551687 2013 HB21Inner minor planetDesignation(551687) 2013 HB21ClassInnerSemi-major axis1.9509562 AUEccentricity0.075333Inclination23.86372°Absolute magnitude (H)18.14Perihelion1.804 AUAphelion2.098 AU