The meaning of solar terms

Solar term refers to setting 24 points a year according to the position of the sun, and each point is called a solar term.

Solar term is a special festival in the trunk and branch calendar that expresses the change of natural rhythm and establishes "December construction" (monthly order). The 24 solar terms are: beginning of spring, Rain, Sting, Equinox, Qingming, Grain Rain, Changxia, Xiaoman, Mangzhong, Summer Solstice, Xiaoxia, Daxia, beginning of autumn, Early Summer, Bailu, Autumn Equinox, Cold Dew, Early Frost, beginning of winter, Light Snow, Heavy Snow, Winter Solstice, Slight Cold and Severe Cold.

The twenty-four solar terms are related to cadres and gossip and have a long history. In the historical development, the 24 solar terms have been incorporated into the lunar calendar and become an important part of the lunar calendar. "Twenty-four solar terms" is the product of ancient farming civilization and occupies an extremely important position in China's traditional farming society. Agricultural production is closely related to the rhythm of nature. Ancient ancestors followed the farming season and observed the movement of celestial bodies.

A knowledge system formed by understanding the changing laws of time, climate and phenology in a year. Scientifically reveals the law of astronomical and meteorological changes, skillfully combines astronomy, agriculture, phenology and folk customs, and derives a large number of related seasonal cultures. The 24 solar terms in 20 1 16 were selected into UNESCO's representative list of intangible cultural heritage of mankind.

Historical origin:

China's astrology culture has a long history and is profound. The ancients began to explore the mysteries of the universe very early, and thus deduced a complete and profound star-watching culture. "Twenty-four solar terms" is the product of ancient farming civilization, which has a long history and is associated with heavenly stems and earthly branches and Bagua. The age of early observation of images and timing was determined according to the changes of stars.

The Big Dipper is an important astrological sign in the Northern Hemisphere (China is located in the Northern Hemisphere). When the stars rotate, the natural rhythm of the corresponding areas in the Northern Hemisphere is gradually changing. The bucket handle cycle of the Big Dipper starts from the "Yin position" (the gossip position the day after tomorrow) due to the east and north, and then points to the twelve mornings in turn. Tianyuan begins in Yin, and bucket handle begins in the northeast (Yin position, gossip position the day after tomorrow) and rotates clockwise.

At the end of December, it refers to the ugly side, and in the first month, it returns to the yin position; "bucket handle returns to Yin" and everything is renewed, thus opening a new cycle. Dou refers to yin as beginning of spring, dou refers to benevolence as rain, dou refers to Ding as fright, and dou refers to ugliness as cold.