19afdo

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← 18afdo

19afdo

20afdo →

Prime factorization	19 (prime)
Dual sharp fifth	29/19 (732.064c)
Dual flat fifth	28/19 (671.312c)

19afdo (arithmetic frequency division of the octave), or 19odo (otonal division of the octave), divides the octave into 19 parts of 1/19 each. It is a superset of 18afdo and a subset of 20afdo. As a scale it may be known as mode 19 of the harmonic series or the Over-19 scale.

Scales

Diatonic

Ionian over-19: 19:21:24:25:28:32:36:38

Dorian over-19: 19:21:23:25:28:32:34:38

Phrygian over-19: 19:20:23:25:28:30:34:38

Lydian over-19: 19:21:24:27:28:32:36:38

Mixolydian over-19: 19:21:24:25:28:32:34:38

Aeolian over-19: 19:21:23:25:28:30:34:38

Locrian over-19: 19:20:23:25:27:30:34:38

Common altered diatonics

Harmonic minor over-19: 19:21:23:25:28:30:36:38

Jazz minor over-19: 19:21:23:25:28:32:36:38