The Elephantine Filter: Empirical Intercalation
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This technical supplement provides the empirical data, analysis script, and detailed calculations evaluating ancient lunar calendar structures against the 19 double-dated 5th-century BC Elephantine papyri. Utilizing a 57-pattern astronomical filter based on Meeus algorithms, the analysis evaluates viable historical intercalation cycles and identifies Patterns 38, 39, 40, and 41 as the unique candidates satisfying the historical corpus constraints.
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Zenodo创建时间：
2026-07-18
