What does the traditional moon building mean?

Monthly construction generally refers to twelve branches, such as Jian Zi, Jian Chou and Yin Jian. "Sword" represents the direction of the top of the bucket handle of the Big Dipper.

In ancient astronomy, bucket handle and the Big Dipper were called "swords". Years old were divided into twelve days in the calendar, and bucket handle took turns to call them "December swords". December is a solar month based on 24 solar terms.

Tai sui is an astrology discipline founded in the era of the yellow emperor, also known as "taking pictures" At the age of 60, the running cycle is based on the branch and branch chronology of 60 Jiazi. Tai sui god corresponds to sixty jiazi, and there is one on duty every year. Tai sui, who was on duty that year, was called "Tai sui".

Extended data

The lunar floor is different from the lunar calendar (Wang Shuo, divided into the first 15 days). The lunar calendar is a combination of yin and yang, the first and fifteenth days are the lunar calendar, and the solar terms are about the relationship between the sun and the earth, belonging to the solar calendar.

The division of December orders is not based on the first day of the lunar month, but on the solar terms, namely, beginning of spring, Respect for Philosophy, Qingming, Long Summer, Mangzhong, Xiaoshu, beginning of autumn, Bailu, Hanlu, beginning of winter, Heavy Snow and Xiaohan (the solar terms in the 24 solar terms).

As the beginning of silver moon, Uzuki, Chen Yue, Mitsuki, wuyue, Yue Wei, Shen Yue, Youyue, Yuan Yue, Haiyue, Ziyue and Ugly Moon. Although the lunar calendar falls in the same month, if the festival falls in the middle of the month, then the month before the festival is last month and the month after the festival is next month. There are twenty-four solar terms in a year, which are divided into twelve sections and twelve gases.

Baidu Encyclopedia-Jian Yue

Baidu Encyclopedia-Tai Sui