The solar term of 'Chun Fen' (Vernal Equinox)

Весеннее равноденствие - одно из 24 солнечных термина The solar term of Chun Fen, when the sun reaches the celestial longitude of 0 degrees, typically falls on March 20th, 21st, or 22nd each year. ’Spring rain awakens the spring, cleansing the valley and the sky.’ Chun Fen marks the midpoint of the 90-day period of spring. As stated in the ’Gathering and Explanation of the 72 Phenological Terms’: ’In the middle of the second month, the term Fen represents half, indicating the halfway point of the 90-day period, hence it is called Fen.’