Lambda Persei [SEP] constellation
Lambda Persei
Lambda Persei (λ Per, λ Persei) is a class A0IV (white subgiant) star in the constellation Perseus. Its apparent magnitude is 4.29 and it is approximately 422 light years away based on parallax.
In Chinese astronomy, Lambda Persei is called 積水, Pinyin: Jīshuǐ, meaning "Stored Water", because this star is marking itself and stand alone in "Stored Water" asterism, Stomach mansion (see : Chinese constellation).
third house of the White Tiger of the West, representing the boats that Chinese people were reminded to build in case of a catastrophic flood season. Incorporating stars from the northern part of the constellation, it contained Mu, Delta, Psi, Alpha, Gamma and Eta Persei. "Jīshuǐ" (積水), the Swollen Waters, was the fourth paranatellon of the aforementioned house, representing the potential of unusually high floods during the end of August and beginning of September at the beginning of the flood season. Lambda and possibly