Well (Chinese constellation)
The Well mansion is one of the Twenty-eight mansions of the Chinese constellations. It is part of the southern mansions associated with the Vermilion Bird, one of the Four Symbols of Chinese astronomy. The Well mansion is located in the constellation Gemini in Western astronomy and includes: Mu Geminorum - 井宿, the first star of Well, Nu Geminorum - 井宿二, Xi Geminorum - 井宿三, Epsilon Geminorum - 井宿四, Zeta Geminorum - 井宿五, Lambda Geminorum - 井宿六, Kappa Geminorum - 井宿七, Iota Geminorum - 井宿八