20 15 10 1 Gregorian calendar

The moon in Gregorian calendar 20 14 is1August, and the ugly moon in Gregorian calendar 20 15 is1August. The full moon corresponds to 10 month in the solar year, and the ugly month corresponds to 10 month in the solar year. The full moon and the ugly moon are both expressions in the Yellow Calendar, a traditional calendar in China.

January cloudy, February hairy, March? Chen, April? At noon in April and May, at the end of June and July, there are lunar records in August, September, October, November and December.

The month and date of the Gregorian calendar are very consistent with the position of the sun on the ecliptic. According to the date of the Gregorian calendar, we can clearly see the changes of cold and warm seasons in a year. There are 365 days in a normal year, 366 days in a leap year, a leap in four years and a leap in a hundred years. The average length of the Gregorian calendar is only 26 seconds away from the tropic year, which needs 3300 years of accumulation.

Extended data:

Advantages of the lunar calendar

1, the lunar calendar is a fixed calendar with the characteristics of astronomical calendar, which can well correspond to various astronomical phenomena, such as its solar terms strictly correspond to the height of the sun, calendar days strictly correspond to the moon phase, the non-occurrence and frequency of leap months correspond to the perihelion and farhelion of the earth, and other astronomical phenomena, such as sunrise and sunset. Dawn, five-star orientation, solar eclipse, tide, etc. Even calendar months roughly correspond to the height of the sun.

2. The lunar calendar has only 29 days and 30 days, and it is stipulated by the date of the lunar calendar. There are very few human factors 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.

5. The chronology of the main branches and the chronology of the zodiac are recycled; Because it contains solar terms, it is very beneficial to the division of the four seasons, and because it contains the moon phase, it also reflects the influence of tides, eclipses and other celestial phenomena and the moon on the climate.

References:

Baidu encyclopedia-lunar calendar

References:

Baidu encyclopedia-solar calendar