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| 801 Helwerthia ： ウィキペディア英語版 |
801 Helwerthia
801 Helwerthia is a C-type asteroid orbiting in the Main belt near the Eunomia family. However, it is not a family member but an un-related interloper in the region because its composition is inconsistent with membership. Its diameter is about 33 km, its albedo around 0.038().
==References==
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抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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