Beginning of winter delivery time

The specific time of the start of the winter festival is not fixed every year, and it is different every year. There is no rule to follow. Calculate the time when the sun reaches longitude 225, which is the time when the solar terms in beginning of winter really start. In 20021year, the solar terms in beginning of winter are1October 7th 1 12: 58: 37, and in 2022, the solar terms in beginning of winter are1October 7th18: 45.

The time for the earth to make one revolution around the sun is 5: 48: 46 in 365 days. In addition, the orbit is elliptical and will be affected by eccentricity during the revolution, so the speed of the earth is not static, and the average time for each solar term to reach the ecliptic will be different.

The customs and characteristics of beginning of winter

Beginning of winter is a big festival in October during the Han and Wei Dynasties. On this day, the Emperor of Heaven will personally lead the ministers to meet the winter weather, commend and support the martyrs who died for their country and their families, ask the deceased to protect their lives, and encourage people to resist the plunder and invasion of foreign enemies or evil bandits. There are also customs of ancestor worship, feasting and divination among the people. The best seasonal products are used to worship ancestors, pray for gods and pray for a bumper harvest. As the saying goes, "beginning of winter fills the winter." At the same time, people will have a rest at the beginning of winter and kill chickens and sheep on this day to reward the hard work of the family and look forward to a bumper harvest in the coming year.

Beginning of winter is not only a time to hold a grand harvest festival and a harvest feast, but also a season of cold wind. There are customs and activities such as "October New Moon", "Qin Sui Shou", "Cold Clothes Festival" and "Harvest Festival". At this time, in the north, it is the winter months when the water freezes and the ground begins to freeze, but in the south, it is the weather of Xiaoyangchun.