Magnitude 4.582 Apparent magnitude (V) 4.582 | Constellation Hercules | |
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Similar Kappa Herculis, Pi Herculis, Beta Herculis, Theta Herculis, Alpha Herculis | ||
Omega Herculis (ω Her, ω Herculis) is a star in the constellation Hercules. It has the traditional name Cujam ("club") (also written as Cajam, Kajam).
In Chinese, 斗 (Dǒu), meaning Dipper for Liquid, refers to an asterism consisting of ω Herculis, 49 Serpentis, 13 Herculis, 29 Herculis and 33 Herculis. Consequently, ω Herculis itself is known as 斗一 (Dǒu yī, English: the First Star of Dipper for Liquid.)
Omega Herculis was a latter designation of 51 Serpentis.
Structure
Omega Herculis belongs to spectral class B9pCr and has apparent magnitude +4.58. It is approximately 240 light years from Earth.
References
Omega Herculis Wikipedia(Text) CC BY-SA