Are the 24 solar terms calculated according to the solar calendar or the lunar calendar?

"Twenty-four solar terms" reflect the influence of the sun on the earth, so it belongs to the solar calendar category. The solar terms used in the world are calculated according to the solar calendar.

It is a knowledge system formed by observing the movement of the sun in a year and understanding the changing laws of the four seasons, climate and phenology in a year. It not only plays a guiding role in agricultural production, but also affects the food, clothing, housing and transportation of ancient people, and even cultural concepts.

Extended data:

Twenty-four solar terms are not only the time criterion promulgated by successive governments, but also the compass to guide agricultural production and to predict cold, warm, snow and rainy days in people's daily life.

In the field of international meteorology, the 24 solar terms are known as "the fifth invention of China".

2016165438+1October 30th, 24 solar terms was officially listed in UNESCO? List of representative works of human intangible cultural heritage.

2065438+July 2009, the "China Weather 24 Solar Terms Research Institute" jointly sponsored by Huafeng Meteorological Media Group of China Meteorological Bureau and Meteorological Publicity Science Center of China Meteorological Bureau was formally established.

Refer to Baidu Encyclopedia-24 solar terms