What are the stars or constellations 520 or 52 1 light-years away from the earth?

Cancer Haunted House IV, whose English name means donkey in the south, is located in the left eye of Cancer, with brightness of 3.94 and orange, and is a binary star. On the other hand, the one in the right eye is the haunted house III of cancer gamma star, whose English name means donkey in the north, with brightness of 4.7 and white color. The four stars of Cancer, γ, η, θ and δ, were called ghost clusters in ancient China. In ancient times, there was a famous cluster M44, which was called ghost cluster in Chinese and manger cluster or honeycomb cluster in the west. It is an open cluster, the brightest star is about 6, about 520 light years away from the earth.