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Gamma Apodis : ウィキペディア英語版 | Gamma Apodis
Gamma Apodis (γ Aps, γ Apodis) is the Bayer designation for a star in the southern circumpolar constellation of Apus. From parallax measurements, the distance to this star can be estimated as .〔 It is visible to the naked eye with an apparent visual magnitude of 3.86.〔 A stellar classification of G9 III〔 identifies it as a giant star in the later stages of its evolution. It is an active X-ray source with a luminosity of , making it one of the 100 strongest stellar X-ray sources within 50 parsecs of the Sun.〔 ==Naming== In Chinese caused by adaptation of the European southern hemisphere constellations into the Chinese system, (), meaning ''Exotic Bird'', refers to an asterism consisting of γ Apodis, ζ Apodis, ι Apodis, β Apodis, δ Octantis, δ1 Apodis, η Apodis, α Apodis and ε Apodis. Consequently, γ Apodis itself is known as (, (英語:the Fourth Star of Exotic Bird).)〔 (AEEA (Activities of Exhibition and Education in Astronomy) 天文教育資訊網 2006 年 7 月 29 日 )〕
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