When did the Great Depression begin?

Countdown from "summer" until the third "Geng Day". The "Geng Day" here refers to the days prefixed with "Geng" in the ancient "Ganzhi Jiri Law".

The date of Geng Day is changeable, not fixed, so the accommodation date is different every year, but the accommodation date is always between July 1 1 and July 20. The fourth to fifth Geng Day is moderate, and the first to second Geng Day after beginning of autumn is the end.

Every Geng day is 65,438+00 days apart, and the number of mid-festival days is not fixed. There are four Geng days from summer solstice to autumn, with 65,438+00 days in the middle, five Geng days and 20 days in the middle.

Date of entry in previous years:

202 1 year

Beijing time: "three volts" in July 202 1,1,202 1, with initial volts from July 1 1 to July 20, and intermediate volts from July 2/kloc-. "Three volts" lasts for 40 days. This starts from 20 15, and the "three volts" for seven consecutive years is 40 days.

the year of 2020

At 23: 14 on July 6th, Beijing time, the "Little Summer" among the 24 solar terms will be ushered in, marking the arrival of "Plum Blossom" and making its debut in the hot summer. 16 July 6th is a "little summer", and July 6th to July 2nd1day coincides with the "head" of "three volts".

Refer to the above? Baidu encyclopedia -Fuv