How many classes were there a night in ancient times? According to the present time, what time is it? What time is it now? What time is it now? How can we calculate this night? There is still time.

In China's traditional culture, a day and night is divided into twelve hours, and each hour is equivalent to two hours now. Twelve hours are named after twelve earthly branches;

Namely; Zi, Ugly, Yin, Mao, Chen, Si, Wu, Wei, Shen, You, Xu, Hai.

Each hour is divided into three parts;

The first time/timing/and the last time;

Every morning 1 1 till midnight 1, and so on.

Son: 23 o'clock-1 o'clock

Ugly: 1-3.

Yin: From 3 o'clock to 5 o'clock.

Mao: 5 o'clock to 7 o'clock.

Chen: From seven to nine.

Si: 9 o'clock-1 1 point

Afternoon: 1 1- 13.

No: 13 to-15.

Shen: 15- 17.

Unitary: 17 points-19 points.

X: 19 -2 1 min

H: 2 1-23。

The twelve earthly branches represent the change of twelve o'clock in a day and night.

See the attached table for the corresponding relationship among paleo-age, geological age and present ordinal age.

At midnight, the rooster crows at midnight. At sunrise, it's time to eat. During the day, it is time for people to decide when it is dusk.

During the imperial period, my son was ugly and didn't apply in the afternoon.

The modern era is 23-1-3,3-5,5-7,7-9,9-1,1-13,65438+.

In ancient China, the night was divided into five periods, and the time was based on drumming, which was called "Five Watches, Five Drums or Five Nights".

Five nights at night, five drums and five nights. Modern.

At dusk, it is 19-2 1 point.

They set up two more drums at 2 1-23 o'clock for two nights.

Three drums and three nights at midnight 23- 1 point.

Cock crow, four more and four drums, 1-3 o'clock.

Pingwu Dangengwu Guye Dance 3-5 points