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A 7#5#9 · Displayed in: A · Dominant seventh with sharp fifth and ninth · Tones: A, C#, E#, G, B# · Aliases: 7#5#9
A · Chord
A 7#5#9
A 7#5#9 · Displayed in: A · Dominant seventh with sharp fifth and ninth · Tones: A, C#, E#, G, B# · Aliases: 7#5#9
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Chord and Scale
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How to use this page
- Chord and Scale
- Tones: 5
- Relations
Example
A 7#5#9: A, C#, E#, G, B#
A 7#5#9 · Chord · A · 5 Tones
Network of this chord or scale with contain / contained-in relations.
Type key + scale (e.g. C Major, F Dorian)
A 7#5#9
Public
Chord
• 1,4,2,2,3 • 5 tones
Chord and Scale
Matches
Description / Aliases
Dominant seventh with sharp fifth and ninth
Aliases
7#5#9
Generic fingering match
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Tones
Selected relation
Current
Select a relation to inspect its playback controls and tone metadata.
Note: A
Interval: 1
Degree: 1
MIDI: 57
Hz: 698.46
Relations
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Note: C#
Interval: 3
Degree: 2
MIDI: 61
Hz: 415.31
Relations
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Note: E#
Interval: #5
Degree: 3
MIDI: 65
Hz: 523.25
Relations
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Note: G
Interval: b7
Degree: 4
MIDI: 67
Hz: 622.25
Relations
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Note: B#
Interval: #9
Degree: 5
MIDI: 72
Hz: 783.99
Relations
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Network of this chord or scale with contain / contained-in relations.
Consonance heuristic
Mixed
Set: 0, 1, 4, 6, 8
Vector: [1, 2, 1, 3, 2, 1]
Score: 0.10
open / fifth-supported
This set has 5 pitch classes, 2 close/tritone pressure points and 6 consonant-support intervals; average heuristic score: 0.10.
| Interval | Count | Weight | Contribution |
|---|---|---|---|
| m2 / M7 | 1 | -5 | -5 |
| M2 / m7 | 2 | -2 | -4 |
| m3 / M6 | 1 | +2 | +2 |
| M3 / m6 | 3 | +2 | +6 |
| P4 / P5 | 2 | +3 | +6 |
| Tritone | 1 | -4 | -4 |
Consonance graph
Bridge candidates
2360 candidates
| Target | Shared tones | Pivot | Voice-leading | Δ consonance | Bridge score |
|---|---|---|---|---|---|
|
C 13sus4b9
Chord
Smooth pivot
|
A, 1, 5, 7, 9 | A, 1, 5, 7 | 0.08 | 0.03 | 4.50 |
|
G m11b5
Chord
Smooth pivot
|
A, 1, 5, 7, 9 | A, 1, 5, 7 | 0.08 | 0.03 | 4.50 |
|
C 7sus4b9
Chord
Smooth pivot
|
A, 1, 5, 7 | A, 1, 5, 7 | 0.20 | 0.10 | 4.23 |
|
C In-Sen
Scale
Smooth pivot
|
A, 1, 5, 7 | A, 1, 5, 7 | 0.20 | 0.10 | 4.23 |
|
C sus4b9
Chord
Smooth pivot
|
A, 1, 5, 7 | A, 1, 5, 7 | 0.20 | 0.10 | 4.23 |
|
C Tizita Dorian b2
Scale
Smooth pivot
|
A, 1, 5, 9 | A, 1, 5, 9 | 0.20 | 0.10 | 4.23 |
|
F Maj9#5
Chord
Smooth pivot
|
1, 5, 7, 9 | 1, 5, 7, 9 | 0.20 | 0.10 | 4.23 |
|
G m9b5
Chord
Smooth pivot
|
1, 5, 7, 9 | 1, 5, 7, 9 | 0.20 | 0.10 | 4.23 |
|
A 7#9b13
Chord
Smooth pivot
|
A, 1, 5, 7, 9 | A, 1, 5, 7 | 0.08 | 0.23 | 4.23 |
|
A 7b13
Chord
Smooth pivot
|
1, 5, 7, 9 | 1, 5, 7, 9 | 0.20 | 0.10 | 4.23 |
|
A 7b9#5
Chord
Smooth pivot
|
1, 5, 7, 9 | 1, 5, 7, 9 | 0.20 | 0.10 | 4.23 |
|
Bb Kumoi Pentatonic
Scale
Smooth pivot
|
A, 1, 5, 7 | A, 1, 5, 7 | 0.20 | 0.10 | 4.23 |