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7 Iris

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  1. (pronounced /ˈaɪrɪs/, ) is a large main belt asteroid

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on November 26, 2008
  2. Among S-type asteroids it ranks fifth in geometric mean diameter after Eunomia, Juno, Amphitrite and Herculina

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on November 26, 2008
  3. But at typical oppositions it marginally outshines the larger though darker Pallas

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on November 26, 2008
  4. Its bright surface and small distance from the Sun make Iris the fourth brightest object in the asteroid belt after Vesta, Ceres, and Pallas

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on November 26, 2008
  5. It has a mean opposition magnitude of +7.8, comparable to that of Neptune, and can easily be seen with binoculars at most oppositions

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on November 26, 2008
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