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What does the Mamari calendar passage record?

Asked 26 Oct 2026 by ·Part of Does rongorongo record language?·3 answers·0·0 following
Most likely: the passage is a lunar calendar with a rule for inserting one or two intercalary nights into the 28-night…Ahead on the evidence, not yet confirmed. It needs two reviews to be accepted.

Where it stands

Three answers have been proposed. The passage is a lunar calendar with a rule for inserting one or two intercalary nights into the 28-night… leads, with evidence 2 for: partly supported by its tests. Two are still possible.

Why it matters

It is the only passage with an agreed function and so the only foothold for testing readings; its structure constrains what the attached glyphs can mean⁠[1].

Answers 3

Evidence: 2 for
Most likely
None of these.
Not tested enough to call either way
Evidence: none yet
Still possible
Evidence: none yet
Still possible

History

  1. Guy puts forward: the passage is a lunar calendar with a rule for inserting one or two intercalary nights into the 28-night…
  2. Guy: guy's analysis finds 29 crescents in eight groups marked by heralding sequences, consistent with a lunar…For: The passage is a lunar calendar with a rule for inserting one or two intercalary nights into the 28-night…
  3. Berthin & Berthin: berthin and Berthin argue the following text shows where the intercalary nights belong.For: The passage is a lunar calendar with a rule for inserting one or two intercalary nights into the 28-night…
  4. Asked on this site
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