What constellation is the first half of February in the lunar calendar?

According to the perpetual calendar, I know Pisces.

Pisces 19 From February to March 20th, the constellation originated in Babylon, one of the four ancient civilizations. About 5000 years ago, people in Mesopotamia divided the starry sky into several regions for the convenience of studying and observing many stars in the sky, and each region was a constellation, so there appeared more than 20 constellations such as ecliptic 12.