The moon table of 12 constellation is the lunar calendar or the solar calendar.

Calculated according to the solar calendar (i.e. Gregorian calendar), because the concept of the twelve constellations was introduced to China from western countries, and western countries all use Gregorian calendar (Gregorian calendar) to calculate time, so the twelve constellations are calculated according to Gregorian calendar (Gregorian calendar).

Babylonians made a long-term prediction of the constellations in the sky, determined the ecliptic through observation, and divided it into 12 equal parts, which became the "zodiac". These zodiac signs are named after the constellation 12. They are Aries (March 2 1 ~ April 20), Taurus (April 2 1 ~ May 21day) and Gemini (May 22 ~ June 2) Libra (September 24th ~ 65438+1October 23rd), Scorpio (65438+1October 24th ~165438+1October 22nd), Sagittarius (/kloc-