Calendars

Aztec calendars

The 365-day Xiuhpohualli and the 260-day Tonalpohualli of the Mexica.

Reliability

Using Alfonso Caso's correlation (fall of Tenochtitlan, 13 August 1521 Julian = 1 Coatl); other correlations exist.

Method

Reingold & Dershowitz, Calendrical Calculations; Caso (1967)

Culture

Aztec

This calendar is shown for reference. Dates cannot be entered in it.