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C add9 · Displayed in: C · Triad with added ninth · Tones: C, E, G, D · Aliases: add9, add2, add 9
C · Chord
C add9
C add9 · Displayed in: C · Triad with added ninth · Tones: C, E, G, D · Aliases: add9, add2, add 9
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Chord and Scale
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Type key + scale (e.g. C Major, F Dorian)
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How to use this page
- Chord and Scale
- Tones: 4
- Relations
Example
C add9: C, E, G, D
C add9 · Chord · C · 4 Tones
Network of this chord or scale with contain / contained-in relations.
Type key + scale (e.g. C Major, F Dorian)
C add9
Public
Chord
• 2,2,3,5 • 4 tones
Chord and Scale
Matches
Description / Aliases
Triad with added ninth
Aliases
add9
add2
add 9
Generic fingering match
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Tones
Selected relation
Current
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Note: C
Interval: 1
Degree: 1
MIDI: 48
Hz: 415.31
Relations
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Note: E
Interval: 3
Degree: 2
MIDI: 52
Hz: 523.25
Relations
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Note: G
Interval: 5
Degree: 3
MIDI: 55
Hz: 622.25
Relations
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Note: D
Interval: 9
Degree: 4
MIDI: 62
Hz: 466.16
Relations
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Relations
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Network of this chord or scale with contain / contained-in relations.
Consonance heuristic
Consonant
Set: 0, 2, 4, 7
Vector: [0, 2, 1, 1, 2, 0]
Score: 1.00
open / fifth-supported
This set has 4 pitch classes, 0 close/tritone pressure points and 4 consonant-support intervals; average heuristic score: 1.00.
| Interval | Count | Weight | Contribution |
|---|---|---|---|
| m2 / M7 | 0 | -5 | 0 |
| M2 / m7 | 2 | -2 | -4 |
| m3 / M6 | 1 | +2 | +2 |
| M3 / m6 | 1 | +2 | +2 |
| P4 / P5 | 2 | +3 | +6 |
| Tritone | 0 | -4 | 0 |
Consonance graph
Bridge candidates
2360 candidates
| Target | Shared tones | Pivot | Voice-leading | Δ consonance | Bridge score |
|---|---|---|---|---|---|
|
C Maj9
Chord
Smooth pivot
|
C, D, E, G | C, D, E, G | 0.10 | 0.20 | 4.14 |
|
C 6/9
Chord
Smooth pivot
|
C, D, E, G | C, D, E, G | 0.20 | 0.20 | 4.10 |
|
C Ambassel Minor
Scale
Smooth pivot
|
C, D, E, G | C, D, E, G | 0.20 | 0.20 | 4.10 |
|
C Major Pentatonic
Scale
Smooth pivot
|
C, D, E, G | C, D, E, G | 0.20 | 0.20 | 4.10 |
|
C Tizita Major
Scale
Smooth pivot
|
C, D, E, G | C, D, E, G | 0.20 | 0.20 | 4.10 |
|
D 7sus4add9
Chord
Smooth pivot
|
C, D, E, G | C, D, E, G | 0.20 | 0.20 | 4.10 |
|
D 9sus4
Chord
Smooth pivot
|
C, D, E, G | C, D, E, G | 0.20 | 0.20 | 4.10 |
|
D Egyptian Pentatonic
Scale
Smooth pivot
|
C, D, E, G | C, D, E, G | 0.20 | 0.20 | 4.10 |
|
D Pentatonic Neutral
Scale
Smooth pivot
|
C, D, E, G | C, D, E, G | 0.20 | 0.20 | 4.10 |
|
D Wef Lydian
Scale
Smooth pivot
|
C, D, E, G | C, D, E, G | 0.20 | 0.20 | 4.10 |
|
E Bati Harmonic
Scale
Smooth pivot
|
C, D, E, G | C, D, E, G | 0.20 | 0.20 | 4.10 |
|
G Man Gong (Chinese)
Scale
Smooth pivot
|
C, D, E, G | C, D, E, G | 0.20 | 0.20 | 4.10 |