The Archontean Calendar

Summary

The Archontean Imperial Calendar, also called the Ennian Calendar, is the primary timekeeping system in the eastern region of Magae. Its epoch is the signing of the Compact of Ennius.

Key Concepts

  • Epoch: The calendar dates from the Compact of Ennius. Years are denoted as sine pacti (SP, before the compact) or ab Ennii pacto (AEP, after the compact).
  • Structure: The year has 372 days, divided into 12 months of 30 days each, with two six-day intercalary periods.
  • Weeks: A week consists of 7 days.

Notes

  • The current year is 2993 AEP.
  • Official documents also reference the regnal year of the reigning emperor.
  • GM cadence note: dates are mainly used to track weather/season and weekly delve rhythm.
  • Intercalary periods:
    • Mercedonian Days follow New Year.
    • Voluptarian Days occur between the 8th and 9th months.