What day was it before today, 1909 days

Regarding the calculation of date distance, you can ** a software called [Yi Li Zhishi] (Android version, can be from the mobile phone assistant or Android market**), install it on your mobile phone, and you can query and calculate. The software includes a powerful perpetual calendar (from more than 2000 BC to several thousand years AD) that allows you to see the correspondence between the Gregorian, lunar calendar, Hijri calendar, and Julian day.

The number of days between two dates can be subtracted by the Julian days corresponding to the two dates.

For example, today's Gregorian calendar February 24, 2016, corresponds to Julian Day, and Julian Day is time, and the Gregorian calendar is December 3, 2010, so the 1909 days before February 24, 2016 in the Gregorian calendar is December 3, 2010 in the Gregorian calendar.

1909 days equals (62) months (about 24 days more);

First of all, the average number of days per year is 1909 365 = 1825 365 more than 84 = 5 more than 84 days.

5 years, 12 months, year = 60 months, 84 days, at least two months, that is, 62 months, 23 days.

21 February is the Day of Struggle against Colonialism.

In 1909, a common year in the Gregorian calendar, a total of 365 days. Lunar Year (