294/289: Difference between revisions
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'''294/289''', the '''nordic comma''' or the '''septendecimal supraminor third comma''', is a [[medium comma|small]] [[ | '''294/289''', the '''nordic comma''' or the '''septendecimal supraminor third comma''', is a [[medium comma|small]] [[17-limit]] (also [[2.3.7.17 subgroup|2.3.7.17-subgroup]]) [[comma]] with a value of roughly 29.7 [[cent]]s. It is significant in [[just intonation]] as the amount by which a stack of two [[17/14]] supraminor thirds fall short of [[3/2]] just perfect fifth. It is also difference between [[17/14]] and [[21/17]] submajor third. | ||
== Temperaments == | == Temperaments == | ||
Revision as of 21:38, 2 March 2026
| Interval information |
septendecimal supraminor third comma
294/289, the nordic comma or the septendecimal supraminor third comma, is a small 17-limit (also 2.3.7.17-subgroup) comma with a value of roughly 29.7 cents. It is significant in just intonation as the amount by which a stack of two 17/14 supraminor thirds fall short of 3/2 just perfect fifth. It is also difference between 17/14 and 21/17 submajor third.
Temperaments
Tempering out this comma in the full 17-limit leads to the nordic rank-6 temperament.