Autumn equinox English

In addition, the word "Autumn" in "autumnal equinox" is easy to understand, which means "autumn", and the corresponding English word is "autumn", so the combined autumnal equinox is called "autumnal equinox". September 23rd is the solar term of this year's lunar vernal equinox. The arrival of the equinox marks that most parts of China have officially entered a cool autumn, which is a traditional lunar calendar.

The autumnal equinox is the15th solar term in a year. It starts when the sun reaches longitude 180 and ends when the sun reaches longitude 195. More often, it refers to the day when the sun is at 180, usually around September 23 of the Gregorian calendar.