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Gb mMaj7b9 · Displayed in: Gb · Minor major seventh with flat 9 · Tones: Gb, Bbb, Db, F, Abb · Aliases: mMaj7b9, mM7b9, minMaj7b9
Gb · Chord
Gb mMaj7b9
Gb mMaj7b9 · Displayed in: Gb · Minor major seventh with flat 9 · Tones: Gb, Bbb, Db, F, Abb · Aliases: mMaj7b9, mM7b9, minMaj7b9
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Chord and Scale
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How to use this page
- Chord and Scale
- Tones: 5
- Relations
Example
Gb mMaj7b9: Gb, Bbb, Db, F, Abb
Gb mMaj7b9 · Chord · Gb · 5 Tones
Network of this chord or scale with contain / contained-in relations.
Type key + scale (e.g. C Major, F Dorian)
Gb mMaj7b9
Public
Chord
• 1,1,2,4,4 • 5 tones
Chord and Scale
Matches
Description / Aliases
Minor major seventh with flat 9
Aliases
mMaj7b9
mM7b9
minMaj7b9
mΔ7b9
Generic fingering match
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Tones
Selected relation
Current
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Note: Gb
Interval: 1
Degree: 1
MIDI: 54
Hz: 622.25
Relations
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Note: Bbb
Interval: b3
Degree: 2
MIDI: 57
Hz: 783.99
Relations
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Note: Db
Interval: 5
Degree: 3
MIDI: 61
Hz: 466.16
Relations
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Note: F
Interval: 7
Degree: 4
MIDI: 65
Hz: 554.37
Relations
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Note: Abb
Interval: b9
Degree: 5
MIDI: 67
Hz: 698.46
Relations
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Network of this chord or scale with contain / contained-in relations.
Consonance heuristic
Mixed
Set: 0, 1, 2, 4, 8
Vector: [2, 2, 1, 3, 1, 1]
Score: -0.70
balanced
This set has 5 pitch classes, 3 close/tritone pressure points and 5 consonant-support intervals; average heuristic score: -0.70.
| Interval | Count | Weight | Contribution |
|---|---|---|---|
| m2 / M7 | 2 | -5 | -10 |
| M2 / m7 | 2 | -2 | -4 |
| m3 / M6 | 1 | +2 | +2 |
| M3 / m6 | 3 | +2 | +6 |
| P4 / P5 | 1 | +3 | +3 |
| Tritone | 1 | -4 | -4 |
Consonance graph
Bridge candidates
2363 candidates
| Target | Shared tones | Pivot | Voice-leading | Δ consonance | Bridge score |
|---|---|---|---|---|---|
|
Eb 7#9b5
Chord
Smooth pivot
|
Abb, 6, Db, 9 | Abb, 6, Db, 9 | 0.30 | 0.10 | 4.19 |
|
Eb 9b5
Chord
Smooth pivot
|
Abb, 5, Db, 9 | Abb, 5, Db, 9 | 0.30 | 0.10 | 4.19 |
|
G 9b5
Chord
Smooth pivot
|
Abb, 5, Db, 9 | Abb, 5, Db, 9 | 0.30 | 0.10 | 4.19 |
|
A 7#5
Chord
Smooth pivot
|
Abb, 5, Db, 9 | Abb, 5, Db, 9 | 0.10 | 0.37 | 3.91 |
|
G Maj9b5
Chord
Smooth pivot
|
Abb, 6, Db, 9 | Abb, 6, Db, 9 | 0.30 | 0.40 | 3.78 |
|
Gb Maj7b9
Chord
Smooth pivot
|
Abb, 5, 6, Db | Abb, 5, 6, Db | 0.20 | 0.50 | 3.69 |
|
Db Whole Tone
Scale
Smooth pivot
|
Abb, 5, Db, 9 | Abb, 5, Db, 9 | 0.43 | 0.10 | 3.60 |
|
Eb Whole Tone
Scale
Smooth pivot
|
Abb, 5, Db, 9 | Abb, 5, Db, 9 | 0.43 | 0.10 | 3.60 |
|
F Whole Tone
Scale
Smooth pivot
|
Abb, 5, Db, 9 | Abb, 5, Db, 9 | 0.43 | 0.10 | 3.60 |
|
G Whole Tone
Scale
Smooth pivot
|
Abb, 5, Db, 9 | Abb, 5, Db, 9 | 0.43 | 0.10 | 3.60 |
|
A Whole Tone
Scale
Smooth pivot
|
Abb, 5, Db, 9 | Abb, 5, Db, 9 | 0.43 | 0.10 | 3.60 |
|
Cb Whole Tone
Scale
Smooth pivot
|
Abb, 5, Db, 9 | Abb, 5, Db, 9 | 0.43 | 0.10 | 3.60 |