What is the lunar calendar?

Astronomy mainly refers to the calendar arranged according to the moon phase cycle, in which the moon orbits the earth once (taking the sun as the reference, the actual moon runs for more than one week). ) is January, that is, the calendar based on the moon, with twelve calendar months in a year. In the process of calendar development and evolution, the emergence of 24 solar terms was used to scientifically guide agricultural production, and the lunar calendar (Han calendar) was formed.

What is the lunar calendar?

Lunar calendar is one of the traditional calendars in China, also known as lunar calendar, ancient calendar, Han calendar, yellow calendar, summer calendar and old calendar.

Although the lunar calendar and lunar calendar are commonly known as ancient calendar, Han calendar, summer calendar and old calendar, there are still differences between lunar calendar and lunar calendar (Han calendar). The traditional summer calendar (Han calendar) is actually a kind of yin-yang calendar.

The lunar calendar corresponds to the solar calendar in astronomy, which refers to the calendar mainly arranged according to the moon phase cycle; Not according to the earth's orbit around the sun. It has 12 moons a year, about 354 or 355 days. Mainly according to the fact that the moon revolves around the earth for one month, it is called Shuowangyue, which lasts about 29.588 days and is divided into big month 30 and small month 29.