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Scale 2909

Scale 2909, Ian Ring Music Theory

i = imperfections

Tones8 (octatonic)
Pitch Class Set{0,2,3,4,6,8,9,11}
Forte Number8-27
Rotational Symmetrynone
Hemitonia4 (multihemitonic)
Cohemitonia1 (uncohemitonic)
prime: 1463
enantiomorph: 1883
Deep Scaleno
Interval Vector456553
Interval Spectrump5m5n6s5d4t3
Distribution Spectra<1> = {1,2}
<2> = {2,3,4}
<3> = {4,5}
<4> = {5,6,7}
<5> = {7,8}
<6> = {8,9,10}
<7> = {10,11}
Spectra Variation1.25
Myhill Propertyno


Modes are the rotational transformation of this scale. Scale 2909 can be rotated to make 7 other scales. The 1st mode is itself.

2nd mode:
Scale 1751
Scale 1751, Ian Ring Music Theory
3rd mode:
Scale 2923
Scale 2923, Ian Ring Music Theory
4th mode:
Scale 3509
Scale 3509, Ian Ring Music Theory
5th mode:
Scale 1901
Scale 1901, Ian Ring Music Theory
6th mode:
Scale 1499
Scale 1499: Bebop Locrian, Ian Ring Music TheoryBebop Locrian
7th mode:
Scale 2797
Scale 2797, Ian Ring Music Theory
8th mode:
Scale 1723
Scale 1723: JG Octatonic, Ian Ring Music TheoryJG Octatonic


The prime form of this scale is Scale 1463

Scale 1463Scale 1463, Ian Ring Music Theory


The octatonic modal family [2909, 1751, 2923, 3509, 1901, 1499, 2797, 1723] is the negative of the tetratonic modal family [293, 593, 649, 1097]


The inverse of a scale is a reflection using the root as its axis. The inverse of 2909 is 1883

Scale 1883Scale 1883, Ian Ring Music Theory


Only scales that are chiral will have an enantiomorph. Scale 2909 is chiral, and its enantiomorph is scale 1883

Scale 1883Scale 1883, Ian Ring Music Theory

Nearby Scales:

These are other scales that are similar to this one, created by adding a tone, removing a tone, or moving one note up or down a semitone.

Scale 2911Scale 2911, Ian Ring Music Theory
Scale 2905Scale 2905: Aeolian flat 1, Ian Ring Music TheoryAeolian flat 1
Scale 2907Scale 2907: Magen Abot, Ian Ring Music TheoryMagen Abot
Scale 2901Scale 2901: Lydian Augmented, Ian Ring Music TheoryLydian Augmented
Scale 2893Scale 2893, Ian Ring Music Theory
Scale 2925Scale 2925: Diminished, Ian Ring Music TheoryDiminished
Scale 2941Scale 2941, Ian Ring Music Theory
Scale 2845Scale 2845, Ian Ring Music Theory
Scale 2877Scale 2877, Ian Ring Music Theory
Scale 2973Scale 2973, Ian Ring Music Theory
Scale 3037Scale 3037: nine tone scale, Ian Ring Music Theorynine tone scale
Scale 2653Scale 2653, Ian Ring Music Theory
Scale 2781Scale 2781, Ian Ring Music Theory
Scale 2397Scale 2397, Ian Ring Music Theory
Scale 3421Scale 3421, Ian Ring Music Theory
Scale 3933Scale 3933, Ian Ring Music Theory
Scale 861Scale 861, Ian Ring Music Theory
Scale 1885Scale 1885, Ian Ring Music Theory

This scale analysis was created by Ian Ring, Canadian Composer of works for Piano, and total music theory nerd. The software used to generate this analysis is an open source project at GitHub. Scale notation generated by VexFlow, and MIDI playback by MIDI.js