What time is Gengzi?

In ancient China, the time (year, month and day) was recorded by heavenly stems and earthly branches. There are 10 stems and 12 branches, which are combined in pairs, and one round is 60, which is called a flower.

When a person reaches the age of 60, it is called "flower armor". Gengzi Day ranks 37th among 60 heavenly stems and earthly branches, the former is self-love, and the latter is hatred and ugliness. Gengzi Day is held every 60 days. For example, in 2009, 65438+1October 22nd (the fifth day of the ninth lunar month) was a boxer day, and 65438+February 20th (the sixth day of the eleventh lunar month) was also a boxer day.

The extended data heavenly stems and earthly branches, referred to as the main branch for short, originated from the observation of astronomical phenomena in ancient China. Ten dry words: encounter, enlightenment, gentleness, firmness, harmony, Tu Youyou, shangzhang, heavy light, mystery and sunshine. Twelve branches said: sleepy, red heart, taking photos, single-handedly, Xu Bao, Yeluo, Dunyi, Qitan, Dayuanxian.

Simplified heavenly stems and earthly branches: "A, B, C, D, E, Ji, G, Xin, Ren, Gui" is called ten heavenly stems, and "Zi, Ugly, Yin, Mao, Chen, Si, Wu, Wei, Shen, You, Xu, Hai" is called twelve earthly branches.

Ten heavenly stems and twelve earthly branches are matched in turn to form sixty basic units, and they cooperate with each other in a fixed order to form the chronology of the stems and branches. Heavenly stems and earthly branches's invention had a far-reaching impact, and heavenly stems and earthly branches still uses it today, which is used in calendar, art, calculation, naming and so on.

Baidu Encyclopedia-Gengzi Day

Baidu Encyclopedia-heavenly stems and earthly branches