What is the lunar calendar in China?

The lunar calendar in China is a lunar calendar.

In the past, it was usually called the summer calendar. After 1970, the summer calendar was renamed the lunar calendar. The lunar calendar is a combination of yin and yang, and the years are divided into flat years and leap years. An average year is twelve months; A leap year is thirteen months. A month is divided into a big month and a small month, with 30 days in the big month and 29 days in the small month, and its average calendar month is equal to the full moon.

Advantages of the lunar calendar

1, the lunar calendar belongs to the lunar calendar, taking into account the relationship between the sun, the moon and the earth. Lunar calendar is a fixed calendar, which has the characteristics of astronomical calendar and can well correspond to various astronomical phenomena.

For example, its solar terms strictly correspond to the height of the sun, calendar days strictly correspond to the phase of the moon, the frequency of the non-appearance and appearance of leap months corresponds to the perihelion and apohelion of the earth, and other astronomical phenomena such as sunrise are absent. Dawn, five-star orientation, solar eclipse, tide, etc. Even calendar months roughly correspond to the height of the sun.

2. The lunar calendar only has 29 days and 30 days, and it is stipulated by the fixed date of the new moon, so the human factor is small and it is not easy to change it at will.

3. The beginning of a year has a strong astronomical significance, and it has the astronomical significance of the year of the sun and the moon.

4. The lunar calendar can best reflect the traditional culture of the Han nationality, that is, the harmony between man and nature and the birth of yin and yang.