When is the specific time in beginning of autumn in 2022? What is the phenology of solar terms in beginning of autumn?

The autumn of 2022 began.

Lunar calendar: July 2022 10; Gregorian calendar: August 7, 2022, Sunday at 20:28:57.

Beginning of autumn, the thirteenth of the twenty-four solar terms, and the first solar term in autumn; The bucket refers to the southwest, and the sun reaches the yellow meridian 135? August 7-8 in Gregorian calendar.

calculate

Formula: 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=7.5, and 20th century =8.35.

For example: 2088 beginning of autumn Date =[88? 0.2422+7.5]-[88/4]=28-22=6, August 6th is beginning of autumn.

Exception: The calculation result in 2002 is 1 day.

What is the phenology of solar terms in beginning of autumn?

The three solar terms in beginning of autumn are: cool breeze; Second, wait for the Millennium to fall; Three are waiting for cicadas to sing.

Meaning: After beginning of autumn, people will feel cool when it is windy, and the wind at this time is different from the hot air in summer; Then, there will be fog on the ground in the morning, and cicadas will begin to sing in autumn when they feel gloomy.

In fact, in most parts of our country, it is still very muggy from beginning of autumn to summer, and there is no such phenomenon as cool breeze, dew and chilling sound. According to the ranking of the 24 solar terms, there is a solar term for summer after beginning of autumn, which means summer, but it hasn't happened in beginning of autumn.

Wait-cool breeze:

Five days after beginning of autumn, a cool wind blew, which was different from the hot air in summer.

The second stage-white dew drops:

In five days, there will be fog on the earth in the morning, which is a sign that the temperature will drop sooner or later.

Three waits-chilling:

In five days, autumn will feel gloomy and cicadas will start singing, telling people that autumn is coming.