C9 chord on 6-String Guitar – Open D
in Open D (D-A-D-F#-A-D) tuning · Also known as Vestapol, Sebastopol, DADF#AD
C9
Dominant 9
Notes:C · E · G · A# · D
Piano Left hand Right hand
Fingerings (16)
C9 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| x 3 0 1 1 2 | – 4 – 1 2 3 | x C D G A# E | medium | |
| x 3 2 4 5 2 | – 2 1 3 4 1 | x C E A# D E | medium · barre on fret 2 | |
| 5 5 5 6 7 8 | 1 1 1 2 3 4 | G D G C E A# | medium · barre on fret 5 | |
| 10 x 0 6 7 8 | 4 – – 1 2 3 | C x D C E A# | hard | |
| 10 7 8 8 7 0 | 4 1 2 3 1 – | C E A# D E D | medium · barre on fret 7 | |
| 10 x 0 10 10 8 | 2 – – 3 4 1 | C x D E G A# | hard | |
| x 3 2 1 1 0 | – 4 3 1 2 – | x C E G A# D | medium | |
| x 3 2 4 5 x | – 2 1 3 4 – | x C E A# D x | medium | |
| 5 5 8 6 7 5 | 1 1 4 2 3 1 | G D A# C E G | medium · barre on fret 5 | |
| 10 x 8 6 7 0 | 4 – 3 1 2 – | C x A# C E D | hard | |
| 10 7 8 10 7 0 | 3 1 2 4 1 – | C E A# E E D | medium · barre on fret 7 | |
| 10 x 8 10 10 0 | 2 – 1 3 4 – | C x A# E G D | hard | |
| x 3 0 4 3 2 | – 2 – 4 3 1 | x C D A# C E | medium | |
| x 3 x 4 5 2 | – 2 – 3 4 1 | x C x A# D E | hard | |
| 5 7 5 6 5 8 | 1 3 1 2 1 4 | G E G C D A# | medium · barre on fret 5 | |
| 10 7 0 6 x 8 | 4 2 – 1 – 3 | C E D C x A# | hard |
The C9 chord (Dominant 9) is built from the notes C, E, G, A#, D. Below are playable fingerings for 6-String Guitar – Open D generated for your selected tuning, ordered from open-position shapes up the neck. Tap a diagram to hear it, or switch to the piano view to see the same harmony on keys.
How the C9 chord is built
Formula: 1 · 3 · 5 · ♭7 · 9
| Degree | Semitones | Note |
|---|---|---|
| 1 | 0 | C |
| 3 | 4 | E |
| 5 | 7 | G |
| ♭7 | 10 | A# |
| 9 | 14 | D |
More C chords
Other roots
See C9 in another tuning
What notes make up the C9 chord?
C9 is a Dominant 9 chord built from the notes C, E, G, A#, D.
How do I read the diagram?
Strings run left to right from the lowest to the first string; the numbers show which finger presses each fret. An ○ marks an open string, an ✕ marks a muted one.