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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク 54 Ceti ： ウィキペディア英語版 54 Ceti 54 Ceti is an older Flamsteed designation〔 for a star that is now located within the constellation boundaries of Aries,〔 the Ram. In the present day it is known by star catalogue identifiers like ''HD 11257'' or ''HR 534''.〔 At an apparent visual magnitude of 5.94,〔 it can be seen with the naked eye. The distance to this star, as determined using parallax measurements made during the Hipparcos mission, is approximately , give or take a 6 light-year margin of error.〔 It is located near the ecliptic and hence is subject to occasional occultations by the Moon and planets.〔 This is an F-type main sequence star with a stellar classification of F2 Vw,〔 where the 'w' indicates weak absorption lines in the spectrum. It is a candidate member of the Ursa Major Moving Group, which has an estimated age of years.〔 ==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「54 Ceti」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.