Fortune Telling Collection - Horoscope - Is the constellation calculated by solar calendar or lunar calendar?

Is the constellation calculated by solar calendar or lunar calendar?

May 15 of Gregorian calendar is Taurus 04/20-05/20.

I'll give you a watch and compare it yourself.

Constellations are divided according to the solar calendar (Gregorian calendar, new calendar)

Constellation date of birth type

Aries's passionate and cheerful lover

Taurus's unrestrained lover

Gemini: a fickle lover

Cancer 06/2 1-07/22 lover at home

Leo's confident lover

Virgo needs a perfect lover from 08/23 to 09/22.

A lover at arm's length

Scorpio10/23-11/21lovers with clear love and hate.

Sagittarius11/22-12/21lovers who love freedom.

Capricorn12/22-0119 workaholic lover

Aquarius: Plato's lover

A gentle and romantic lover in Pisces