Mesoamerica movements of celestial bodies and memorialize public officials. The 260-day cycle was also used for divination, and (like the Catholic calendar of saints) to name newborns. The names given to the days, months, and years in the Mesoamerican calendar came, for the most part, from animals, flowers, heavenly bodies, and cultural concepts that held symbolic significance in Mesoamerican culture. This calendar was used throughout the history of Mesoamerican by nearly every culture. Even today, several Maya groups in Guatemala, including the [[K'iche' people|K'iche']], [[Q'eqchi' people|Q'eqchi']], [[Kaqchikel people|Kaqchikel]], and the [[Mixe]] people of Oaxaca continue using modernized forms of the Mesoamerican
Mesoamerican calendars (year count) and "tonalpohualli" (day count) respectively. The Veintena was called "metztli" (moon), and the five unlucky days at the end of the solar year were called "nemontemi". Other calendar cycles were also recorded, such as a lunar calendar, as well as the cycles of other astronomical objects, most importantly Venus. Mesoamerican calendars Mesoamerican calendars are the calendrical systems devised and used by the pre-Columbian cultures of Mesoamerica. Besides keeping time, Mesoamerican calendars were also used in religious observances and social rituals, such as for divination. The existence of Mesoamerican calendars is known as early as ca. 500 BCE, with