How to write eight characters

Eight characters: it is the year, month, day and hour of the stem and branch timing.

Stem and branch are primitive counting tools in ancient China, which have a wide range of uses. It is composed of ten stems and twelve branches, (the least common multiple is 10, and the least common multiple with 12 is 60)60 cycles, so it is called sixty flowers.

Ten days of work: A, B, C, D, E, Ji, G, Xin, people, ghosts.

Twelve earthly branches: Zi, Ugly, Yin, Mao, Chen, Si, Wu, Wei, Shen, You, Xu and Hai.

For example: 20 16- 12-24-09: 00.

Time: Bingshen Gengzi Chen Geng Xinsi

These eight words make up 201619: 00 February 24th. It's called horoscope.