As the date goes on, the position of the constellation in the sky () will eventually disappear at ().

In spring, constellations will appear (in the east) and their positions will gradually move over time (in the west).

From winter to spring, the constellation moves from east to west in the sky, that is, in winter, the constellation will gradually move westward with the passage of time and eventually disappear below the horizon, while in spring, the constellation will appear in the east and gradually move westward with the passage of time.

I hope I can help you!