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Gliese 208 is an orange dwarf star (K7 spectral class) with an apparent magnitude of 8.9.〔 It is about 0.47 solar masses.〔 Bobylev's calculations from 2010 suggest that this star passed as close as 1.537 parsecs (5.0 light-years) from the Sun about 500,000 years ago.〔 == References == 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Gliese 208」の詳細全文を読む スポンサード リンク
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