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Xi2 Centauri : ウィキペディア英語版
Xi2 Centauri

:''For other star systems with this Bayer designation, see Xi Centauri.''

Xi2 Centauri (ξ2 Cen, ξ2 Centauri) is a double star in the constellation Centaurus. It is approximately 470 light years from Earth.
The primary component, ξ2 Centauri A, is a blue-white B-type main sequence dwarf with an apparent magnitude of +4.27. Its companion, ξ2 Centauri B, is a tenth magnitude yellow-white F-type dwarf. The two stars share a common proper motion, indicating they may be gravitationally bound.
==References==

*http://server3.wikisky.org/starview?object_type=1&object_id=884
*http://www.alcyone.de/cgi-bin/search.pl?object=HR4942
*http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HR+4942&submit=SIMBAD+search



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「Xi2 Centauri」の詳細全文を読む



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