How to calculate the calendar year?

Calculation method of Buddhist calendar:

That is, if the Buddha was born in 623 BC, minus the Buddha's life span of 80 years, the number of years of Buddha's nirvana is 543 years (Buddha's nirvana was in 543 BC), plus 543 years to AD 1972, it will be 25 15 years.

However, since 1972 is the Buddha's birthday, it should be increased by one year, so the Buddhist calendar after 1972 is 25 16 years. Calculation method of Buddhist calendar, and so on.

Example: Calculate how many years the Buddha was born to 1972:

The Buddha should have been born in 623 BC, plus AD 1972, which is 2595, but 1972 celebrated the Buddha's birthday in 2596, plus one year.

Extended data

How to calculate the Buddhist calendar? The year of Sakyamuni's death is the calculation benchmark. ? 1950,? Colombo, the capital of Ceylon, held the first "? The World Buddhist Friendship Association decided that the Buddha was born in 623 BC, became a monk in 588 BC and died in 543 BC.

Three years later, 1954, when will the annual meeting be held? Held in Yangon, Myanmar. At the meeting, it was decided that Buddhist countries should adopt the "Buddhist calendar" era, with Sakyamuni's nirvana day as the benchmark and 1954 as the Buddhist calendar of 2497. ?

1950, the World Buddhist Friendship Association held its first meeting in Colombo, Ceylon, and discussed the historical facts about the birth, enlightenment and nirvana of the Buddha, as well as the era of becoming a monk, awakening and nirvana. Because there are differences between Southern Buddhism and northern Buddhism, they pretend to have the following common provisions:

1. Buddha was born on the full moon in May 623 BC; ?

2. The Buddha became a monk at the age of 29 and 35. In 588 BC, the full moon in May saw the stars enlightened day and night.

Third, the Buddha said that in forty-five years, he was nirvana at the age of eighty, that is, in 543 BC, the full moon entered in May and disappeared at midnight. ?

Fourth, the Buddhist calendar is counted from the time when the Buddha was nirvana.

References:

Baidu Encyclopedia-Buddhist Calendar