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Delta1 Chamaeleontis : ウィキペディア英語版 | Delta1 Chamaeleontis
Delta1 Chamaeleontis (d Cha), is a star located in the constellation Chamaeleon.〔(【引用サイトリンク】title=alcyone software - star data pages )〕 〔(【引用サイトリンク】title=δα Cha )〕 〔(【引用サイトリンク】title=HR 4231 )〕 It is also known as HR 4231, and HD 93779. It is a spectroscopic double star system with a combined visual apparent magnitude of +5.47, and a combined absolute magnitude of +0.281. The system is 108 pc (353.7 light years) from the Sun. The system is located at Right Ascension and Declination −80° 28 arcmin 11 arcsec. Delta1 Chamaeleontis A is an K0III Giant star with an effective temperature of 4700 Kelvin. It has an apparent visual magnitude of +6.1, and has a mass of 1.1 solar masses. Delta1 Chamaeleontis B, is another K0III Giant star with an effective temperature of X Kelvin. It has an apparent visual magnitude of +6.3 and an absolute visual magnitude of 1.1 solar masses (). == References ==
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