Historical systems · separate layer

Maya Calendars

Historical calendar systems are kept separate from Dreamspell and gathered into one navigation model: the 260-day Tzolk’in, 365-day Haab, their Calendar Round and Long Count chronology.

Historical Maya calendars Smithsonian Living Maya TimeHistorical Maya calendars Wikimedia Commons · DaySign
01 · Calendar map

Systems and counts

The former navigation popover now lives on the page itself: from the 260-day Tzolk’in and 365-day Haab to the Calendar Round, Long Count and date converter.

260Historical Tzolk’in

13 numbers × 20 historical day names

 365Haab

365 days: 18 uinals and Wayeb

18 × 20 + 5 18 980Calendar Round

Tzolk’in and Haab combined across 18,980 days

 Long CountLong Count

Chronology for large spans of time

 GMTDate converter

Gregorian date ↔ Long Count

02 · Tools

Explore the calendar systems

Interactive tools let you test a date, see multiple calendar counts together and move directly from reference material to calculation.

01

Historical Tzolk’in

A separate 260-day count: 13 numbers combine with 20 named days. It is not replaced by Dreamspell Solar Seals.

Historical Maya calendars Smithsonian Living Maya TimeHistorical Maya calendars Wikimedia Commons · DaySign
Selected day 7 Lamat K’iche’ name: Q’anil
1. Imix Imox
2. Ik’ Iq’
3. Ak’bal Aq’ab’al
4. K’an K’at
5. Chikchan Kan
6. Kimi Kame
7. Manik’ Kej
8. Lamat Q’anil
9. Muluk Toj
10. Ok Tz’i’
11. Chuwen B’atz’
12. Eb’ E
13. B’en Aj
14. Ix I’x
15. Men Tz’ikin
16. Kib Ajmaq
17. Kab’an No’j
18. Etz’nab Tijax
19. Kawak Kawoq
20. Ajaw Ajpu’

Glyphs are loaded from Wikimedia Commons using open DaySign images. K’iche’ names are checked against Smithsonian Living Maya Time.

02

Calendar Round

Shows the Tzolk’in + Haab pair for a selected date and its recurrence after 18,980 days — about 52 solar years.

Historical Maya calendars Smithsonian Living Maya Time
Tzolk’in 7 Lamat 260 days
Haab 1 Ch’en 365 days
Previous recurrence1974-09-20
Full cycle18 980 days · ≈ 52 Haab
Next recurrence2078-08-25
03

Long Count reference

Core Long Count positions and larger periods. The calculator sums positions and normalizes them to the five-position notation.

Historical Maya calendars Smithsonian Living Maya TimeHistorical Maya calendars FAMSI · GMT correlationHistorical Maya calendars J. Eric S. Thompson · Mesoweb
core position k’in 1 days
core position uinal 20 days
core position tun 360 days
core position k’atun 7,200 days
core position b’ak’tun 144,000 days
extended period piktun 2,880,000 days
extended period kalabtun 57,600,000 days
extended period k’inchiltun 1,152,000,000 days
extended period alautun 23,040,000,000 days
Total days0 Normalized Long Count: 0.0.0.0.0
04

Long Count converter

Converts a Gregorian date to Long Count and back. The correlation constant is explicit and can be changed.

Historical Maya calendars Smithsonian Living Maya TimeHistorical Maya calendars FAMSI · GMT correlationHistorical Maya calendars J. Eric S. Thompson · Mesoweb
Gregorian date
Long Count
Long Count13.0.0.0.0
Gregorian date2012-12-21
Calendar Round4 Ajaw · 3 K’ank’in
05

System type and source

Each thematic section now receives a provenance label: Dreamspell, historical Maya calendars, or the project editorial layer.

Dreamspell Foundation for the Law of Time

Kin, Tones, Seals, Wavespells, Castles, 13 Moons and the Harmonic Module belong to modern Dreamspell / Law of Time.

Historical Maya calendars Smithsonian Living Maya TimeHistorical Maya calendars Wikimedia Commons · DaySign

Historical Tzolk’in, Haab, Calendar Round and Long Count are shown as a separate Mesoamerican calendrical tradition.

Project editorial layer Navigator Maya

I Ching mappings and technical alignments used by the app are marked as editorial rather than presented as historical fact.