20 19 when is beginning of spring?
Calculation method of accurate time in beginning of spring
Calculation formula: [y * d+c]-l
Interpretation of the formula: the last two digits of the number of years are multiplied by 0.2422 plus 3.87, and the whole number is subtracted from the number of leap years. 2 1 century c value = 3.87, and in the 22nd century c value = 4. 15.
For example:
Beginning of spring date calculation steps 20 19 [19× 0.2422+3.87]-[(19-1)/4] = 8-4 = 4, then 2019 years 2.
The day before in beginning of spring, we should welcome the Spring Festival first. Spring brings life to everything. The ancients called farming spring, busy farming spring. "Book Biography" records: "Nothing happens in winter, and people get along with each other. Since spring, Ding Zhuang has succeeded. " Huang Tingjian wrote in a poem: "The countryside is just busy in spring." Spring is also the season of sowing, so when it comes to cultivated land, it should also be called spring ploughing.