Did you know? A once-in-a-lifetime date 12-12-12

A once-in-a-lifetime date 12/12/12

Today will be the last such triple date until January 1, 2101.

The Gregorian calendar came into use in Europe on February 24, 1582 when Pope Gregory XIII signed decree signed the papal bull.

Many places around the world do not use only the Gregorian calendar. Japan adopted the Gregorian calendar January 1, 1873 to replace the lunisolar calendar it had used.

Islamic calendar
The Islamic calendar is used in many Muslim countries concurrently with the Gregorian calendar. 2012 in the Islamic calendar is 1434 AH/H.

Chinese calendar
The Chinese calendar is the year 2012 is the Year of the Dragon. The Chinese do use the Gregorian calendar.

Akan calendar (Adaduanan)
The Akan calendar (Adaduanan), of the Ashanti/Asante and Fante ethnic groups of Ghana, comprise of a 42 day month, 4 seasons, and 12 months with 6-day week in a 378 day year. The modern Adaduanan calendars has months that align with the Gregorian calendars 12 months even though the traditional calander did not have January.

The next Akwasidae will be December 23, 2012. Akwasidae is held every 6 weeks, honoring the ancestors and commemorating the date that the Ashanti Golden Stool was brought down from heaven. It also honors the Ashanti king/Asantehene.

Ghana does use the Gregorian calendar.

Buddhist calendar
The Buddhist calendar Tibetan Year: 2139 | Buddha Era: 2556 B.E. | Kalachakra Year: 2069

Tibetan month of December 12, 2012 is 10-29 and the Kalachakra 8-28

Hebrew calendar
The current year of the Jewish calendar year is 5773 that last from September 16, 2012 to September 4, 2013.

Israel uses both the Gregorian calendar and Hebrew calendar.

Yoruba calendar (Kojoda)
The traditional Yoruba calendar of the Yoruba ethnic group of Nigeria has the current calendar year of 10054 and goes from June 3, 2012 to June 2, 2013 the following year. The traditional Kojoda has a 4 day week and 91 weeks in a year.  There are 13 days in a month and 364 days a year.

Nigeria does use the Gregorian calendar.

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Video: Pope Gregory XIII and why he changed the calendar

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Video: History of Gregorian Calendar

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Video: Traditional Yoruba Calendar

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Video: Blowing the Shofar in New York for Year 5773 of the Jewish Calendar

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