Are the Beginning of Autumn and the Autumnal Equinox the same? What is the difference between the Beginning of Autumn and the Autumnal Equinox?

Are the Beginning of Autumn and the Autumnal Equinox the same? What is the difference between the Beginning of Autumn and the Autumnal Equinox?
There are many names that look similar among the 24 solar terms, such as Beginning of Summer, Summer Solstice, Beginning of Autumn, Autumnal Equinox, Beginning of Winter, Winter Solstice. So are the Beginning of Autumn and the Autumnal Equinox the same? Is there any difference? Autumn is divided into early autumn, mid-autumn and late autumn according to the time period. The seventh month of the lunar calendar is early autumn, and the Beginning of Autumn and End of Heat in the 24 solar terms are in the seventh month of the lunar calendar. You can also learn more about the seventh lunar month of 2019 on Shuimoxiansheng.com! Come and pay attention!

Are Beginning of Autumn and Autumnal Equinox the same?

Beginning of Autumn : It is the 13th solar term among the 24 solar terms, and it is the end of the Wei month in the Ganzhi calendar and the beginning of the Shen month; it is around the first day of the seventh month in the lunar calendar every year (between August 7-9 in the Gregorian calendar ). When the Beginning of Autumn comes, the paulownia trees start to shed their leaves, hence the idiom “falling leaves indicate the coming of autumn”. From a literary perspective, the word "autumn" is composed of the characters "禾" and "火", which means the maturity of crops. Autumn is a transitional season when the weather changes from hot to cool, and then from cool to cold. The Beginning of Autumn is the first solar term in autumn.
During the Song Dynasty, on the day of the Beginning of Autumn, the phoenix trees planted in pots would be moved into the palace. When the time of "Beginning of Autumn" arrived, the historian would announce in a loud voice: "Autumn is coming." After the announcement, the phoenix trees would drop one or two leaves in response, to herald the arrival of autumn. The Beginning of Autumn is particularly important to farmers. There is an agricultural proverb that says: "Thunder in autumn means half of the winter harvest" and "If there is a sunny day at the beginning of autumn, the farmer doesn't have to work hard." This refers to the Beginning of Autumn.
Autumnal Equinox: It is the sixteenth solar term in the twenty-four solar terms, and usually falls on September 22-24 of the Gregorian calendar every year. On the day of the autumnal equinox, the sun reaches 180° of ecliptic longitude (the autumnal equinox point), almost directly shining on the Earth's equator, and the day and night are equal in length everywhere in the world (not considering the refraction of sunlight by the atmosphere and the twilight shadows). There is an ancient saying that "in spring, people worship the sun, and in autumn, people worship the moon". The Autumnal Equinox was once a traditional "Moon Worship Festival". The current Mid-Autumn Festival originated from the traditional "Moon Festival".
The Beginning of Autumn and the Autumnal Equinox are different.

What is the difference between the Beginning of Autumn and the Autumnal Equinox?

Differences in climate
Although the heat is hard to dissipate after the beginning of autumn and the "autumn tiger" still has its power, the general trend is that the weather is gradually getting cooler. The daily temperature difference becomes increasingly obvious, with the daytime being very hot and the nights being relatively cool. In addition, the meaning of autumn also means that crops are about to mature. In fact, according to the climatological standards for dividing seasons, autumn begins when the average daily temperature in the second half of the year drops steadily to below 22°C. Except for areas with winter all year round and spring and autumn connected without summer, there are very few areas in China that enter autumn at the "Beginning of Autumn".
Characteristics of the Autumnal Equinox The Autumnal Equinox is a special solar term among the 24 solar terms. The climate of the Autumnal Equinox During the Autumnal Equinox, most parts of my country have entered the cool autumn. The cold air moving south meets the gradually decaying warm and humid air, resulting in repeated precipitation and repeated drops in temperature. As people often say, it is the time when "one autumn rain brings one cold day", but the daily precipitation after the autumnal equinox will not be large.
Differences in solar terms customs
Beginning of Autumn: Sunning autumn leaves, autumn gathering, mutual aid for autumn harvest, autumn entertainment, posting autumn trolleys, eating autumn leaves, autumn society. Autumnal Equinox: Moon worship, eating autumn vegetables, sending autumn cattle, sticking sparrow beaks, flying kites, standing eggs upright.

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