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Scale 2991

Scale 2991, Ian Ring Music Theory

i = imperfections

Tones9 (nonatonic)
Pitch Class Set{0,1,2,3,5,7,8,9,11}
Forte Number9-8
Rotational Symmetrynone
Palindromicno
Hemitonia6 (multihemitonic)
Cohemitonia4 (multicohemitonic)
Imperfections3
Modes8
Prime?no
prime: 1503
Chiralityyes
enantiomorph: 3771
Deep Scaleno
Interval Vector676764
Interval Spectrump6m7n6s7d6t4
Distribution Spectra<1> = {1,2}
<2> = {2,3,4}
<3> = {3,4,5}
<4> = {4,5,6}
<5> = {6,7,8}
<6> = {7,8,9}
<7> = {8,9,10}
<8> = {10,11}
Spectra Variation1.556
Myhill Propertyno
Balancedno
Coherenceno
Heliotonicno

Modes

Modes are the rotational transformation of this scale. Scale 2991 can be rotated to make 8 other scales. The 1st mode is itself.

2nd mode:
Scale 3543
Scale 3543, Ian Ring Music Theory
3rd mode:
Scale 3819
Scale 3819, Ian Ring Music Theory
4th mode:
Scale 3957
Scale 3957, Ian Ring Music Theory
5th mode:
Scale 2013
Scale 2013, Ian Ring Music Theory
6th mode:
Scale 1527
Scale 1527, Ian Ring Music Theory
7th mode:
Scale 2811
Scale 2811, Ian Ring Music Theory
8th mode:
Scale 3453
Scale 3453, Ian Ring Music Theory
9th mode:
Scale 1887
Scale 1887, Ian Ring Music Theory

Prime

The prime form of this scale is Scale 1503

Scale 1503Scale 1503, Ian Ring Music Theory

Negative

The nonatonic modal family [2991, 3543, 3819, 3957, 2013, 1527, 2811, 3453, 1887] is the negative of the tritonic modal family [69, 321, 1041]

Inverse

The inverse of a scale is a reflection using the root as its axis. The inverse of 2991 is 3771

Scale 3771Scale 3771, Ian Ring Music Theory

Enantiomorph

Only scales that are chiral will have an enantiomorph. Scale 2991 is chiral, and its enantiomorph is scale 3771

Scale 3771Scale 3771, 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 2989Scale 2989: Bebop Minor, Ian Ring Music TheoryBebop Minor
Scale 2987Scale 2987, Ian Ring Music Theory
Scale 2983Scale 2983, Ian Ring Music Theory
Scale 2999Scale 2999, Ian Ring Music Theory
Scale 3007Scale 3007, Ian Ring Music Theory
Scale 2959Scale 2959, Ian Ring Music Theory
Scale 2975Scale 2975, Ian Ring Music Theory
Scale 3023Scale 3023, Ian Ring Music Theory
Scale 3055Scale 3055: Messiaen mode 7, Ian Ring Music TheoryMessiaen mode 7
Scale 2863Scale 2863, Ian Ring Music Theory
Scale 2927Scale 2927, Ian Ring Music Theory
Scale 2735Scale 2735, Ian Ring Music Theory
Scale 2479Scale 2479, Ian Ring Music Theory
Scale 3503Scale 3503, Ian Ring Music Theory
Scale 4015Scale 4015, Ian Ring Music Theory
Scale 943Scale 943, Ian Ring Music Theory
Scale 1967Scale 1967: Diatonic Dorian mixed, Ian Ring Music TheoryDiatonic Dorian mixed

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