202 1 when is the winter solstice? 202 1 brief introduction of winter solstice time.
2. The winter solstice with both natural and humanistic connotations is not only an important solar term among the 24 solar terms, but also a traditional folk festival of ancestor worship in China. The solstice in winter is one of the eight festivals in four seasons, and it is considered as a big holiday in winter. In ancient times, there was a saying that the winter solstice was as big as a year. The custom of winter solstice varies in content or details due to different regions. In southern China, there are customs of offering sacrifices to ancestors and enjoying the winter solstice. In northern China, it is a custom to eat jiaozi from winter to Sunday every year.
The winter solstice is the southernmost point of direct sunlight. On the day of winter solstice, the sun shines directly on the tropic of Capricorn. The sun is most inclined to the northern hemisphere, and its altitude angle is the smallest. In all parts of the northern hemisphere, the days are the shortest and the nights are the longest. The solstice in winter is also the turning point of direct sunlight returning to the north. After this day, it went back, and the direct sunlight began to move northward from the Tropic of Capricorn (23 26' s), and the sunlight in the northern hemisphere (China is located in the northern hemisphere) increased day by day.