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 the adoption of the western calendar in the revolution of 19 1 1. Some people think that China's traditional calendar 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 the Han Calendar. Currently called lunar calendar, lunar calendar, ancient calendar and old calendar. Belongs to a yin-yang calendar, with an average of one new moon per calendar month, in which

The principle of dot and lunar calendar is the same, so there are elements of lunar calendar; On the other hand, the setting of leap month makes the average calendar year a tropical year, and the setting of 24 solar terms reflects the seasonal change (the annual movement of the direct point of the sun).

Characteristics, so there is a solar calendar. Up to now, almost all China people in the world, as well as countries such as the Korean Peninsula and Viet Nam, still use the summer calendar (Chinese 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 based on which month is positive (as the beginning of the year). Twelve months of the year are divided into sub-month, ugly month,,,, noon month and Wei.

Month, Shen Yue, You Yue, Xu Yue (note: unguarded), Hai Yue. The winter solstice (mid-winter month) is the sub-month, the big cold month (winter month) is the ugly month, and the rainy month (Meng Chun month).

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

Gregorian calendar (lunar calendar) 165438+ October) is the first month. The first month of the Qin calendar is the sea moon (equivalent to 10 month in the current Han calendar). 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 was 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