From which dynasty did China begin to use calendars?

China began to use the real calendar in the Xia Dynasty, which was mainly used to guide agricultural production.

Extended data:

China's traditional calendar, now known as Li Xia, was called Li Xia after adopting the western calendar in the revolution of 19 1 1. Some people think that the traditional calendar in China is in summer, so it is called Li Xia. In fact, the traditional calendar used now is based on

This rule was formulated according to the Han Calendar (taichu calendar) formulated by the Han Dynasty, so it should be called Han Calendar. At present, it is called lunar calendar, lunar calendar, ancient calendar and old calendar. Belonging to a kind of lunar calendar, the average calendar month is equal to a new moon, that is,

Point and lunar calendar have the same principle, so there are elements of lunar calendar; On the other hand, the leap month is set to make the average calendar year the tropic year, and 24 solar terms are set to reflect the seasonal change (the annual movement of the direct point of the sun).

Characteristics, so there is a solar calendar. Today, almost all Chinese in the world, as well as countries such as the Korean Peninsula and Vietnam, still use the summer calendar (Han calendar) to calculate traditional festivals such as Spring Festival, Mid-Autumn Festival and Dragon Boat Festival.

The summer calendar is different from the lunar calendar, the weekly calendar and the Qin calendar, mainly in which month is positive (as the beginning of the year). Twelve months a year, divided into sub-month, ugly month,,, noon month and health.

Month, Shen Yue, You Yue, Xu Yue (note: no garrison), Hai Yue. The winter solstice (mid-winter month) is the Asian month, the big cold month (winter month) is the ugly month, and the rainy month (Meng Chunzhi).

Month is a metaphor. The first month of the summer calendar is silver moon (the same as the first month of the current Han calendar (lunar calendar)), the ugly month of the lunar calendar (equivalent to the current Han calendar (lunar calendar) 65438+February) is the first month, and the sub-month of the weekly calendar (equivalent to the current Han calendar).

Calendar (lunar calendar) 165438+ October) is the first month. The first month of the Qin calendar is Haiyue (equivalent to the current Han calendar 10). For example, March in the summer calendar is April in the lunar calendar and May in the weekly calendar. From Emperor Wu of the Han Dynasty to

Today, Xia Zheng is adopted. In this way, future generations mistakenly think that the current calendar is the summer calendar, but in fact it is just Xia Zheng.

References:

Summer Calendar-Baidu Encyclopedia