Bb · Chord

Bb 7b13

Bb 7b13 · Displayed in: Bb · Dominant seventh with flat thirteenth · Tones: Bb, D, F, Ab, Gb · Aliases: 7b13

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Bb 7b13 · Displayed in: Bb · Dominant seventh with flat thirteenth · Tones: Bb, D, F, Ab, Gb · Aliases: 7b13

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  1. Chord and Scale
  2. Tones: 5
  3. Relations

Example

Bb 7b13: Bb, D, F, Ab, Gb

Bb 7b13 · Chord · Bb · 5 Tones

Network of this chord or scale with contain / contained-in relations.

Type key + scale (e.g. C Major, F Dorian)

Bb 7b13 Public
Chord • 1,2,2,4,3 • 5 tones
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Chord and Scale
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Description / Aliases
Dominant seventh with flat thirteenth
Aliases
7b13
Graphical Harmony
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Tones
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Note: Bb Interval: 1 Degree: 1 MIDI: 58 Hz: 783.99
Relations
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Note: D Interval: 3 Degree: 2 MIDI: 62 Hz: 466.16
Relations
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Note: F Interval: 5 Degree: 3 MIDI: 65 Hz: 554.37
Relations
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Note: Ab Interval: b7 Degree: 4 MIDI: 68 Hz: 698.46
Relations
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Note: Gb Interval: b13 Degree: 5 MIDI: 78 Hz: 622.25
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Network of this chord or scale with contain / contained-in relations.
Consonance heuristic Mixed
Set: 0, 1, 3, 5, 9 Vector: [1, 2, 2, 3, 1, 1] Score: 0.00 balanced

This set has 5 pitch classes, 2 close/tritone pressure points and 6 consonant-support intervals; average heuristic score: 0.00.

Interval Count Weight Contribution
m2 / M7 1 -5 -5
M2 / m7 2 -2 -4
m3 / M6 2 +2 +4
M3 / m6 3 +2 +6
P4 / P5 1 +3 +3
Tritone 1 -4 -4
Consonance graph
Bridge candidates 2362 candidates
Target Shared tones Pivot Voice-leading Δ consonance Bridge score
Eb mMaj11 Chord
Smooth pivot
 2, 5, 6, Gb, Ab 2, 5, 6, Gb 0.08 0.07 4.46
Ab m9b5 Chord
Smooth pivot
 2, 6, Gb, Ab 2, 6, Gb, Ab 0.20 0.00 4.37
Bb 7b9#5 Chord
Smooth pivot
 2, 6, Gb, Ab 2, 6, Gb, Ab 0.20 0.00 4.37
Bb 7b9b13 Chord
Smooth pivot
 2, 5, 6, Gb, Ab 2, 5, 6, Gb 0.08 0.13 4.37
D 7alt Chord
Smooth pivot
 2, 5, 6, Gb, Ab 2, 5, 6, Gb 0.17 0.20 4.24
Ab 13b5 Chord
Smooth pivot
 2, 5, 6, Gb, Ab 2, 5, 6, Gb 0.17 0.20 4.24
Ab Prometheus Scale
Smooth pivot
 2, 5, 6, Gb, Ab 2, 5, 6, Gb 0.17 0.20 4.24
Bb 9b13 Chord
Smooth pivot
 2, 5, 6, Gb, Ab 2, 5, 6, Gb 0.17 0.20 4.24
D Anchihoye Traditional Scale
Smooth pivot
 2, 6, Gb, Ab 2, 6, Gb, Ab 0.20 0.10 4.23
D Bati Lydian Scale
Smooth pivot
 2, 6, Gb, Ab 2, 6, Gb, Ab 0.20 0.10 4.23
Gb Quintal Scale
Smooth pivot
 2, 6, Gb, Ab 2, 6, Gb, Ab 0.20 0.10 4.23
G m7b9 Chord
Smooth pivot
 2, 5, Gb, Ab 2, 5, Gb, Ab 0.20 0.10 4.23
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