Lunar October leap.

As a kind of China lunar calendar, the number of days in a month depends on the monthly deficit. A year is based on 65,438+02 months, and the normal year is about 65,438+065,438+0 days less than the return year. 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. The month of adding leap month is inferred by the rules of the lunar calendar, which is mainly determined according to the coincidence degree with the 24 solar terms of the lunar calendar. The year with leap month is 13 months, and the calendar year is 384 or 385 days. This year is also called leap year. For example, in the lunar calendar 1984, there are two October, which are usually called the first October and the last October (that is, leap month). 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.

Gregorian calendar 1982 to 2042 and lunar leap year leap month comparison table:

65438+May 23rd 0982, leap April, small non-year.

1984165438+1October 23rd is the leap year of October.

1July 26th, 987, leap in June, Xiao Dingmao year.

1June 23, 990, leap in May, Xiao Gengwu year

1April 22, 993, leap into the year of Little Gui You in March.

1September 25, 995, leap in August, the year of Little Yihai.

1June 24, 998, leap in May, small Wuyin year

On May 23rd, 2006, 5438+0 leap Xiao Xin Sinian in April.

March 2, 20041,leap in February, the year of Xiaojiashen.

August 24th, 2006, the leap year is July.

June 23, 2009, leap may, the year of the clown.

20 12 may 2 1 leap April, the year of Xiao renchen.

1October 24, leap in September, Xiao Wu's good year.

2065438+July 23, 2007, leap June, Dading Younian.

May 23, 2020, jumped into April, the year of the little boxer.

March 22, 2023, February of leap year.

July 25, 2025, leap June, the next year.

June 23, 2028, leap in May, Xiaowushen year after year.

203 1 leap March, April 22, 1911

August 25, 2033, leap July, the year of small shame and ugliness.

July 23, 2036, leap June, big birthday.

June 22, 2039, leap in May, I am not old.

March 22, 2042, leap February, little year.