What does Beichen Star mean in geomantic omen?

Beichen is a big star, the nobles are small, and the king is the prime minister. Beichen is the entrance to a very large land. Now it refers to the strange stones in Shi Tian and Shuikou. Its shape is very strange. It likes people on fish best. The stone man wins a thousand peaks with water, ranging from Beichen to Luoxing, rich and powerful. One Beichen commanded ten thousand soldiers, Prince Xu was famous, and one hundred Beichen shocked Beijing.