The tool is used to display Mayan day numbers graphically or in the different calendar systems. Additionally, the day number is converted to a Julian date or to the date of the Gregorian or Julian calendar. For this conversion a correlation number is required, which must be defined in the settings. The correlation numbers of Thompson, Smiley and Weitzel are available as options. The default is Thompson.

### Encrypt

The input is the numerical value of the Long Count.

The output is

- the graphical representation
- the Mayan date in the Long Count, Tzolkin and Haab calendar systems
- the corresponding Julian date
- the corresponding date in the Gregorian and Julian calendars

### Decrypt

The input is a graphical representation of the Long Count.

The output is

- the numerical value of the Long Count.
- the Mayan date in the Long Count, Tzolkin and Haab calendar systems
- the corresponding Julian date
- the corresponding date in the Gregorian and Julian calendars