Traditional Culture Encyclopedia - Almanac inquiry - 1945 leap month
1945 leap month
1965438+ leap in February 2007,1965438+July 2009, 65438+May 1992, April 1995 and February 1998.
June leap 1930, May leap 1933, March leap 1936, July leap 1938, June leap 194 1.
April leap 1944, February leap 1947, July leap 1949, May leap 1952 and March leap 1955.
1957 leap August, 1960 leap June, 1963 leap April, 1966 leap March, 1968 leap July.
May 197 1 leap, April 1974 leap, August 1976 leap, June 1979 leap, April 1982 leap.
Extended data:
"Leap year", which we usually say is 365 days a year, is actually a rough figure, and the exact figure should be 365.2422 days. Then there are 365 days in a year, which is 0.2422 days different from the actual year, so four years later, it is nearly one day less than the actual year. In order to make up for this difference, the calendar stipulates that four years is a leap year, that is, a year divisible by four is a leap year. In addition, it is stipulated that every century year (the year with two zeros at the end) must be divisible by 400 to be a leap year, and other hundred years are not leap years, that is, "there is no leap in a hundred years". For example, 1996 is a leap year, and 2000 is also a leap year, but 1700 is not.
The leap year in the solar calendar has 29 days in February, the leap day is February 29 and the leap year in the solar calendar has 366 days. That is to say, February of leap year in the solar calendar is not called leap February, and leap month is unique to the lunar calendar.
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