At night 10: 45, when was it born?

At night, 10.45 was born when it belonged to Hai. 2 1 to 23: 00. This is a quiet night, so it is also a decision; Shi Hai is also known as Wang Shifu's The West Chamber: "Whoever drives you into the house at night is not a traitor."

Twelve o'clock was originally created by the ancients according to the natural laws such as the appearance and appearance of the sun, the change of the sky and their daily production activities and living habits. The twelve o'clock clock is unique and has a long history. It is an outstanding contribution of the Chinese nation to the astronomical calendar of mankind and one of China's splendid cultural treasures.

Extended data:

Other timing methods:

1, 24-hour system: After the Song Dynasty, every hour of twelve hours was divided into two parts, namely, the beginning of the child, the beginning of the child, the beginning of the ugly, and the beginning of the ugly ..... In turn, it is exactly 24 hours, which is consistent with the current 24 hours.

2. Ten-hour system: appeared in the pre-Qin period. Five minutes during the day and five minutes at night. According to annals, a day is morning, evening, noon and noon. Night is a, b, c, d and e (later represented by five tables). In other words, it is more important-in ancient times, it was regarded as night watch, sea watch, childhood watch, childhood watch, ugly watch and Yin Shi watch. There are five classes at night, and drums are played according to the class, with five points for each class.

3. Fifteen-hour system: it is named as Chen Ming, Yao Ming, Danming, Flea (breakfast), Banquet (evening), Jiao, Zhong, Shao Hui, Shop, Da Hui, Gao Hui, Low Hui, County (suspension) East, Dusk and Ding Faint. See Huai Nan Zi. Astronomical training.

4. Birthday system: that is, divide day and night into a balanced hundred minutes. Its production is related to the use of missing prints. May have originated in Shang Dynasty. In the Han Dynasty, it was changed to 120, and in the Southern Dynasty, it was changed to 96, 108. After many twists and turns, it was not until the introduction of European astronomical knowledge in the late Ming Dynasty that the reform of 96 engraving books was put forward and made it a formal system in the early Qing Dynasty.

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