A#9 chord on 6-String Guitar – Open F
in Open F (C-F-C-F-A-F) tuning
A#9
Dominant 9
Notes:A# · D · F · G# · C
Piano Left hand Right hand
Fingerings (16)
A#9 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| x 5 0 3 5 3 | – 2 – 1 3 1 | x A# C G# D G# | medium · barre on fret 3 | |
| x 5 2 3 3 x | – 4 1 2 3 – | x A# D G# C x | medium | |
| x 5 x 3 5 7 | – 2 – 1 3 4 | x A# x G# D C | hard | |
| x 5 8 5 5 7 | – 1 3 1 1 2 | x A# G# A# D C | medium · barre on fret 5 | |
| 10 9 0 7 11 7 | 3 2 – 1 4 1 | A# D C C G# C | hard · barre on fret 7 | |
| 10 9 12 9 11 9 | 2 1 4 1 3 1 | A# D C D G# D | medium · barre on fret 9 | |
| x 5 0 0 5 3 | – 2 – – 3 1 | x A# C F D G# | medium | |
| x 5 2 x 3 3 | – 4 1 – 2 3 | x A# D x C G# | hard | |
| x 5 x 7 5 3 | – 2 – 4 3 1 | x A# x C D G# | hard | |
| x 5 8 7 5 5 | – 1 3 2 1 1 | x A# G# C D A# | medium · barre on fret 5 | |
| 10 7 8 9 x x | 4 1 2 3 – – | A# C G# D x x | medium | |
| 10 9 12 9 11 0 | 2 1 4 1 3 – | A# D C D G# F | medium · barre on fret 9 | |
| x 5 0 3 5 0 | – 2 – 1 3 – | x A# C G# D F | medium | |
| 2 3 2 5 3 x | 1 2 1 4 3 – | D G# D A# C x | medium · barre on fret 2 | |
| x 3 x 5 5 7 | – 1 – 2 3 4 | x G# x A# D C | hard | |
| x 5 8 7 5 7 | – 1 4 2 1 3 | x A# G# C D C | medium · barre on fret 5 |
The A#9 chord (Dominant 9) is built from the notes A#, D, F, G#, C. Below are playable fingerings for 6-String Guitar – Open F 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 A#9 chord is built
Formula: 1 · 3 · 5 · ♭7 · 9
| Degree | Semitones | Note |
|---|---|---|
| 1 | 0 | A# |
| 3 | 4 | D |
| 5 | 7 | F |
| ♭7 | 10 | G# |
| 9 | 14 | C |
More A# chords
Other roots
See A#9 in another tuning
What notes make up the A#9 chord?
A#9 is a Dominant 9 chord built from the notes A#, D, F, G#, C.
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.