How to calculate the twelve constellations? According to the lunar calendar or the solar calendar?

In western astrology, constellation 12 is synonymous with the orientation of the universe. When a person is born, the position of each constellation on the ecliptic shows a person's innate character and talent. Zodiac 12 symbolizes the psychological level and reflects a person's behavior. So the ecliptic is divided into 12 constellation, which is called 12 constellation. Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpio, Sagittarius, Capricorn, Aquarius, Pisces.