Lunar calendar 19996438+02. 12 is the date of the Gregorian calendar.

Lunar calendar1999.12.12 refers to Gregorian calendar 65438+2000 10/8.

1, Gregorian calendar

The solar calendar is also called the solar calendar, and the calendar in which the sun has the final say is based on the cycle of the earth's movement around the sun.

According to the date of the solar calendar, we can know the changes of the four seasons, but we can't show the profit and loss of the moon. Now the Gregorian calendar widely used in the world is the Gregorian calendar. It takes a tropical year as a year and then divides it into twelve months, which is the so-called solar calendar.

2. Lunar calendar

The lunar calendar is also called the lunar calendar. The calendar that the moon has the final say, and the chronology of the moon's orbit around the earth mainly refers to the calendar arranged according to the moon phase cycle in astronomy. The moon revolves around the earth, completely ignoring the annual apparent motion law of the sun, so the date of the lunar calendar can't show the changes of the four seasons.

Lunar calendar is one of the traditional calendars in China, also known as lunar calendar, ancient calendar, Han calendar, yellow calendar, summer calendar and old calendar.

How to distinguish the solar calendar from the lunar calendar;

On the calendar, Arabic numeral dates represent the solar calendar, Chinese character dates represent the lunar calendar, the solar calendar is fast and the lunar calendar is slow.

The Gregorian calendar is an international calendar, and the constellations we are talking about are spread from abroad, using the Gregorian date.