When did you enter the ambush?

July 2022 16 entered the volt. It means to enter the dog days, and the summer solstice is midnight. This is the basis for establishing the first crouching. According to the almanac, the summer solstice is the third boxer, which means counting down from the summer solstice to the third boxer. Gengri here refers to the days prefixed with Geng in the ancient trunk and branch calendars.

Characteristics of ambush solar terms

The summer solstice is the tenth of the twenty-four solar terms. The twenty-four solar terms were originally determined by the bucket handle direction of Beidou, and noon refers to the summer solstice. The current 24 solar terms are divided by the constant gas method, that is, each solar term corresponds to a certain position that the earth reaches every time it runs 15 degrees on the ecliptic, and the summer solstice is when the sun runs to 90 degrees on the ecliptic.

Seen from the ecliptic plane, the sun is on the background of Taurus Gemini Cancer. The summer solstice is the northernmost day of the year, the limit of the sun's northward movement, the longest day of sunshine in the northern hemisphere, and the longest day of daylight exceeding the night. However, the length of daytime decreases from north to south.