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DEN 0255-4700 : ウィキペディア英語版 | DEN 0255-4700
DENIS 0255-4700 is an extremely faint brown dwarf approximately 16 light years from the Solar System in the southern constellation of Eridanus.〔(【引用サイトリンク】Discovery of the Nearest L Dwarf: the Intrinsically Faintest Object at Visual Wavelengths Known Beyond our Solar System )〕 It is the closest known isolated L brown dwarf, and only after the binary Luhman 16. It is also the faintest brown dwarf (with the absolute magnitude of MV=24.44) having measured visible magnitude.〔 ==History of observations== DENIS 0255-4700 was identified for the first time as a probable nearby object in 1999.〔 Its proximity to the Solar System was established by the RECONS group in 2006 when its trigonometric parallax was measured. DENIS 0255-4700 has a relatively small tangential velocity of .〔
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「DEN 0255-4700」の詳細全文を読む
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