Magnitude 4.044 Apparent magnitude (V) 4.044 | ||
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Sigma Leonis (σ Leo) is a blue-white 4th-magnitude star in the constellation Leo.
Sigma Leonis is of the spectral class B9.5Vs and has an apparent magnitude of +4.04.
Name
In Chinese, 太微右垣 (Tài Wēi Yòu Yuán), meaning Right Wall of Supreme Palace Enclosure, refers to an asterism consisting of σ Leonis, β Virginis, ι Leonis, θ Leonis and δ Leonis. Consequently, σ Leonis itself is known as 太微右垣二 (Tài Wēi Zuǒ Yuán èr, English: the Second Star of Right Wall of Supreme Palace Enclosure.), representing 西上將 (Xīshǎngjiāng), meaning The First Western General. 西上將 (Xīshǎngjiāng), spelled Shang Tseang by R.H. Allen, means "the Higher General"
References
Sigma Leonis Wikipedia(Text) CC BY-SA