Is the constellation a national calendar or a lunar calendar?

Constellation 12 is calculated according to the national calendar, which is the Gregorian calendar. Constellation originated in Babylon, one of the four ancient civilizations. Westerners usually say that birthdays are based on the solar calendar, so constellations are calculated according to the solar calendar. As long as you know the Gregorian calendar date of a person's birth year, you can find out the constellation he belongs to.

Gregorian calendar, also called Gregorian calendar, is an international calendar. In astronomy, the Gregorian calendar refers to a calendar arranged mainly according to the annual movement of the sun. It has about 365 days in a year. The solar calendar is based on the running cycle of the direct point of the sun, and its average calendar year is the tropic year. There are two kinds of calendar years, one is the normal year, the other is the leap year, and the leap year is only one day away from the normal year. This kind of solar calendar is universal all over the world, so it is also called solar calendar.

The twelve constellations are divided into three parts: Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpio, Sagittarius, Capricorn, Aquarius and Pisces.

12 constellation date

Aries: March 21-April 20.

Taurus: April 2 1-May 21.

Gemini: May 22nd-June 2nd1.

Cancer: June 22nd-July 22nd.

Leo: July 23rd-August 23rd.

Virgo: August 24th-September 23rd.

Libra: September 24th-65438+1October 23rd.

Scorpio: 65438+1October 24th-165438+1October 22nd.

Sagittarius:165438+1October 23rd-65438+February 2nd1.

Capricorn: 65438+February 22nd-65438+1October 20th.

Aquarius: 65438+1October 21-February 19.

Pisces: February 20-March 20.