# 1/3 syntonic comma meantone

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In **1/3-comma meantone** temperament, each perfect fifth is tempered by a third of a syntonic comma from its just value of 3/2. This results in minor thirds being exactly 6/5 (and major sixths being exactly 5/3).

In other words, 1/3-comma meantone is the specific tuning of meantone temperament with an eigenmonzo of 6/5.

The fifth is 694.786 cents in size, and the major third 379.145 cents. Both are flat by 1/3 syntonic comma (*c*. 7.2 cents) than that in the JI.

1/3-comma meantone is practically identical to the closed system of 19edo (although technically there is a slight difference).

## External links

- Die mitteltönige Stimmung mit reinen kleinen Terzen (explanation of 1/3 comma meantone, German)