How many years does the lunar calendar ring on June 30?

In the lunar year, a year with a leap month is called a leap year. The general year is 12 months, 354 or 355 days, and the leap year is 13 months, 383 or 384 days. As a kind of lunar calendar, the number of days per month depends on the monthly loss, and the time of one year is based on 12 months.

In order to close the earth's orbit around the sun, that is, the tropic year, one month is added every two to four years, and the added month is a leap month, so the lunar leap year is 13 months. ?

Lunar leap year leap month calculation, three-year leap, five-year leap, 19 leap; The lunar calendar basically takes 19 as a cycle, corresponding to the same time in the Gregorian calendar. For example, in the Gregorian calendar, May 27th, 200 1, May 27th 1982 and May 27th 1963 are the fifth day of leap April.

Extended data:

Year policy and leap setting rules: winter solstice must be in the second month (1 1 month). If there is1month from the previous winter to the sun and moon (1month) to the next winter to the sun and moon, there will be no leap; If there is 13 months, there is a leap. The first neutral month after the last winter to the sun and the moon is leap month, and the next few months are called leap months.

For example, there is 12 months between the winter solstice in the year of Renzi (2032) and the winter solstice in the year of Guichou (2033), so there is no leap. If there is 13 months from the winter solstice in the ugly year (2033) to the winter solstice in the Jiayin year (2034), a leap must be set;

The first neutral month after the winter solstice (1 1 month) in the year of guichou (2033) is the next month of that month, so it is designated as leap month, just after 1 1 month, so it is called leap1/kloc-.