How is the solar term in the long summer calculated? Precautions for farming in the long summer solar terms!

How is the solar term in the long summer calculated?

The calculation method of long summer is recommended as follows.

[Y*D+C]-L

Interpretation of the formula: Y= two digits after the number of years, D=0.2422, L= leap year, 2 1 century C=5.52, and 20th century =6.3 18.

For example, the date of summer in 2088 =[88? 0.2422+5.52]-[88/4]=26-22=4, and the May 4th Movement was a long summer.

Exception: calculation result of 19 1 1 year plus 1 day.

Precautions for farming in the long summer solar terms!