In which year did Mid-Autumn Festival and National Day fall on the same day?

1982, 200 1 and 20 12, Mid-Autumn Festival and National Day appear on the same day, followed by 2020 and 2077, as follows:

1, Mid-Autumn Festival, National Day staged "Welcome". Astronomical experts say that this situation is mainly the result of leap month.

Mid-Autumn Festival is a normal calendar phenomenon.

3. According to the Chinese lunar calendar, the big moon has 30 days, the small moon has 29 days, and a year has 12 months ***354 or 355 days, which is about 1 1 day less than a tropical year. Four years later, 1 month was missing. Over time, there will be a strange phenomenon of time sequence and time disorder.

4. "If you add the boudoir before August of the lunar calendar, it will probably cause the Mid-Autumn National Day to' welcome'."