2026–2027 · 13 moons of 28 days each · 364 days of pure pattern
Day Out of Time: March 19 · Natural Year begins March 20
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Calculate & Save Your Chart →A practical implementation of the 13-month, 28-day calendar system, including the placement of Ophiuchus and alignment with natural lunar phases. Digital download — $3.13 (secure checkout via Stripe).
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