How Many Days In A Mayan Calendar. A particular day, month, and year can be expressed as a long count date using baktun, katun, tun, uinal, and k’in units of time together with a haab and a tzolk’in calendar dates. In truth it is yet another cycle, but its great length.
Use this interactive tool to convert gregorian calendar dates. The maya merged the tzolkin and haab calendars into a superior cycle known as the calendar round.