How the Nine Palaces of Qi Men Dun Jia Are Laid Out: Heaven, Spirits and Earth in One Chart
A Qi Men Dun Jia chart sits on the nine-palace square of the Luo Shu, and three layers are stacked over it: the nine stars of the heaven plate, the eight spirits of the spirit plate, and the fixed trigram directions of the earth plate. When reading, learn the squares (the nine-palace grid) first, then the layers; jumbling the three together is the most common place beginners stumble.