(101) Helen
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(101) Helena is an asteroid belonging to the asteroid belt discovered by James Craig Watson on August 15, 1868 from the Detroit Observatory in Ann Arbor, United States. It is named after Helena, a character from Greek mythology.
Orbital characteristics
Helena orbits at an average distance from the Sun of 2.583 AU, and can get as close as 2.22 AU. The eccentricity of it is 0.1407 and the orbital inclination 10.2°. It takes 1516 days to complete an orbit around the Sun.