What is the position of the constellation throughout the year?

The constellation in the northern sky all the year round is the position on the map (Ursa Major). Bucket handle of the Big Dipper means (east) (south) (west) (north) in spring, summer, autumn and winter respectively.

The position of the Big Dipper in the sky is different in different seasons. Therefore, the ancients in China determined the seasons according to their position changes: "bucket handle refers to the east, and the world is spring; Bucket handle guide, the world is summer; Bucket handle refers to the west, and the world is autumn; The barrel handle refers to the north, and it is winter all over the world.