Is the constellation calculated according to the lunar calendar or the new calendar?

According to the new calendar, that is, the solar calendar, because the constellation belongs to the ancient western astrology rather than China, and the west has always been a new calendar, only China and neighboring countries influenced by China culture, such as South Korea and Japan, use the lunar calendar.

According to your lunar birthday, your solar calendar is165438+1October 15, so you belong to Scorpio.