Minor sixth

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Revision as of 13:15, 22 November 2025 by MisterShafXen (talk | contribs) (Created page with "{{Infobox interval region|Cents lower=750|Cents upper=825|JI intervals=8/5 128/81}} The minor sixth is an interval region reasonably classified as intervals of 750 to 825 ¢. It is found in the diatonic scale as the minor 6-diastep, or as the sixth degree of the Aeolian mode. == Just intervals == === 3-limit === The 3-limit minor 6th, or the Pythagorean minor 6th, has a ratio of 128/81. There is another 3-limit ratio in the range of the minor 6th: the Pythagorean...")
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←  Minor sixth  →
Name Minor sixth
Lower bound 750¢
Upper bound 825¢
Example JI intervals
Intervals 8/5 (813.7¢)
128/81 (792.2¢)
Related regions


The minor sixth is an interval region reasonably classified as intervals of 750 to 825 ¢. It is found in the diatonic scale as the minor 6-diastep, or as the sixth degree of the Aeolian mode.

Just intervals

3-limit

The 3-limit minor 6th, or the Pythagorean minor 6th, has a ratio of 128/81. There is another 3-limit ratio in the range of the minor 6th: the Pythagorean augmented 5th, at about 816¢.

5-limit

5-limit minor 6ths include:

8/5, 25/16

7-limit

7-limit minor 6ths include:

54/35, 14/9

11-limit and higher

11-limit-plus minor 6ths include:

11/7, 31/20, 17/11, 36/23, 37/24, 39/25, 41/26, 43/27, 45/29, 47/30, 48/31, 53/34, 58/37, 59/38, 61/39, 64/41, 65/42, 67/43, 71/46, 73/47, 76/49, 79/50

In EDOs

EDOs with minor 6ths include:

3n, 8n, 11n, 14n, 17n, 19n, 20n, 23n, 25n, 26n