Why is there a leap in February this year?
The leap month will be arranged in the month when the lunar calendar is not neutral. The ancients divided the 24 solar terms into 12 solar terms and 12 solar terms, which were arranged alternately. The lunar calendar takes 12 zhongqi as the symbol of twelve months, that is, every new moon has a zhongqi. If a month does not contain neutral gas, it is considered that last month was a leap month, not a leap.
The leap February in the year of Guimao Rabbit is the leap month of last month, which is February. Leap in February, only the solar terms are clear, Grain Rain, the gas is on the first day of the third lunar month. This leap in February begins on March 22nd and ends on April19th in Gregorian calendar, with a miscarriage of 29 days.
It is rare to cross February. The last time was in 2004 (Shen Jianian) and the next time was in 2042 (Ren Xunian).
Related information:
Lunar calendar is a traditional calendar in China, which is a combination of yin and yang. The lunar calendar is based on the change of the moon's profit and loss, that is, the north moon. The length of the northern moon is 29.53 days, and the solar calendar (also called Gregorian calendar) is based on the tropical year when the earth revolves around the sun, and the length of a tropical year is 365.2422 days.
The lunar calendar is based on the lunar calendar and takes into account the tropical year. Its date can not only show the change of the moon's profit and loss, but also keep pace with the four seasons in the Gregorian calendar.
According to the change of the moon's profit and loss, the lunar calendar determines the month, with an average of one year 12 months, 30 days for the big month, 29 days for the small month, 354 days or 355 days for the year. The year of Guimao Rabbit, which starts on February 20th in the lunar calendar and ends on March 20th in 2 1 year, is a big month of 30 days.
The average year of the lunar calendar is less than the return 1 1 day. For this reason, the ancients in China adopted the method of adding leap month to make the average length of lunar year close to the tropic year. 19 lunar year adds seven leap months, and a year with leap months is 13 months, which is called leap year. The added month is called leap month, and the leap year is 384 days or 385 days. The days in 19 lunar year and 19 Gregorian year are almost equal.