B9 chord on 6-String Guitar – All Fourths
in All Fourths (E-A-D-G-C-F) tuning · Also known as Perfect Fourths
B9
Dominant 9
Notes:B · D# · F# · A · C#
Piano Left hand Right hand
Fingerings (16)
B9 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| x 2 1 2 1 1 | – 2 1 3 1 1 | x B D# A C# F# | easy · barre on fret 1 | |
| x 2 x 6 3 4 | – 1 – 4 2 3 | x B x C# D# A | hard | |
| 7 x 7 6 3 x | 3 – 4 2 1 – | B x A C# D# x | hard | |
| 7 4 4 8 6 4 | 3 1 1 4 2 1 | B C# F# D# F# A | hard · barre on fret 4 | |
| 5 6 9 6 x x | 1 2 4 3 – – | A D# B C# x x | hard | |
| 7 6 7 6 6 6 | 2 1 3 1 1 1 | B D# A C# F# B | easy · barre on fret 6 | |
| 7 9 7 8 x 8 | 1 4 1 2 – 3 | B F# A D# x C# | hard · barre on fret 7 | |
| x x 9 8 9 8 | – – 2 1 3 1 | x x B D# A C# | easy · barre on fret 8 | |
| 9 9 9 11 9 10 | 1 1 1 3 1 2 | C# F# B F# A D# | medium · barre on fret 9 | |
| x 0 11 11 11 10 | – – 2 3 4 1 | x A C# F# B D# | medium | |
| 11 12 11 11 11 x | 1 2 1 1 1 – | D# A C# F# B x | easy · barre on fret 11 | |
| x 2 1 2 1 x | – 2 1 3 1 – | x B D# A C# x | easy · barre on fret 1 | |
| x 4 x 2 3 6 | – 3 – 1 2 4 | x C# x A D# B | hard | |
| 7 4 7 x 3 x | 3 2 4 – 1 – | B C# A x D# x | hard | |
| 7 4 7 8 x x | 2 1 3 4 – – | B C# A D# x x | hard | |
| 5 6 x 6 x 6 | 1 2 – 3 – 4 | A D# x C# x B | hard |
The B9 chord (Dominant 9) is built from the notes B, D#, F#, A, C#. Below are playable fingerings for 6-String Guitar – All Fourths 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 B9 chord is built
Formula: 1 · 3 · 5 · ♭7 · 9
| Degree | Semitones | Note |
|---|---|---|
| 1 | 0 | B |
| 3 | 4 | D# |
| 5 | 7 | F# |
| ♭7 | 10 | A |
| 9 | 14 | C# |
More B chords
Other roots
See B9 in another tuning
What notes make up the B9 chord?
B9 is a Dominant 9 chord built from the notes B, D#, F#, A, 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.