In ancient times, there were only twelve hours in a day. In ancient times, one hour was equivalent to two hours now. Shi Mao is an ancient method of timing. In modern times, Shi Mao is almost equivalent to the morning when the sun just rises, that is, between five and seven o'clock.

The ancient time is equivalent to our present fifteen minutes, the first time in Shi Mao is equivalent to five o'clock in the morning, the first time in Shi Mao is equivalent to five o'clock in the morning 15, and the second time in Shi Mao is equivalent to five thirty in the morning.

Other times are as follows:

1, child time: (23: 00 to 0 1: 00).

2. Ugly time: (0 1: 00 to 03: 00).

3. Yin Shi: (03: 00 to 05: 00).

4. Shi Mao: (05: 00 to 07: 00).

5. Time of day: (07: 00 to 09: 00).

6. Sixi: (09: 00 to 1 1: 00).

7. At noon: (from 1 1 to 13).

8. Out of date: (from 13 to 15).

9. Application time: (15 to 17).

10, unitary time: (from 17 to 19).

1 1, when: (from 19 to 2 1).

12, Shihai: (2 1 point to 23: 00).