2012 phenomenon galaxy, or Earth's collision with a mythical planet called Nibiru. Scholars from various disciplines quickly dismissed predictions of concomitant cataclysmic events as they arose. Professional Mayanist scholars stated that no extant classic Maya accounts forecast impending doom, and that the idea that the Long Count calendar ends in 2012 misrepresented Maya history and culture, while astronomers rejected the various proposed doomsday scenarios as pseudoscience, easily refuted by elementary astronomical observations. December 2012 marked the conclusion of a "b'ak'tun"—a time period in the Mesoamerican Long Count calendar, used in Central America prior to the arrival of Europeans. Although the Long Count
Mesoamerican Long Count calendar 206, which corresponds to the year 600 AD. Next, divide this number by 365 days (vague year). The remainder is 44.86849 years, which is 44 years and 317 days. The full year date is 644 AD. Now calculate the month and day number, taking into account leap days over the 44 years. In the Gregorian Calendar, every fourth year is a leap year with the exception of centuries not evenly divisible by 400 (e.g. 100, 200, 300). When the year is divisible by 400 (e.g. 400, 800, etc.), do not add an extra day. Our calculated year is 644 AD.