The next time Cimi rolls around, 20 days later, it will be 10 Cimi instead of 3 Cimi.The next 3 Cimi will not occur until 260 (or 13 x 20) days have passed. This use of a 0th day of the month in a civil calendar is unique to the Maya system; it is believed that the Mayas discovered the number zero, and the uses to which it could be put, centuries before it was discovered in Europe or Asia.At right is the ancient Mayan Pyramid Chichen Itza, Yucatan, Mexico.The Pyramid of Kukulkan at Chichén Itzá, constructed circa 1050 was built during the late Mayan period, when Toltecs from Tula became politically powerful.The date 184.108.40.206.0 may have been the Mayas’ idea of the date of the creation of the world.
To identify days over periods longer than this, Mesoamericans used the Long Count calendar. The Aztec calendar was an adaptation of the Mayan calendar.It consisted of a 365-day agricultural calendar, as well as a 260-day sacred calendar. Color added for visibility.) Among their other accomplishments, the ancient Mayas invented a calendar of remarkable accuracy and complexity.Of these, only the Haab has a direct relationship to the length of the year.A typical Mayan date looks like this: .2.6, 3 Cimi 4 Zotz.) In ancient times, the Mayans had a tradition of a 360-day year. In one of them, they divided a 365-day year into eighteen 20-day months followed by a five-day period that was part of no month.