Tun (Maya calendar)
Encyclopedia
A Tun is a part of the ancient Maya Long Count Calendar system which corresponds to 18 winal
cycles or 360 days
.
Winal
A winal is a unit of time in the Maya Long Count calendar equal to 20 days . It is the 4th digit on the Maya Long Count date.For example, in the Maya Long Count date 12.19.13.15.12 , the number 15 is the winal....
cycles or 360 days
Day
A day is a unit of time, commonly defined as an interval equal to 24 hours. It also can mean that portion of the full day during which a location is illuminated by the light of the sun...
.