B13 Guitar Chord | Play, Hear and Practice Interactively
B13, the B dominant thirteenth chord, is made of B, D#, F#, A, C#, E and G#. Stacked in thirds, that is the root, third, fifth, flat seventh, ninth, eleventh and thirteenth.
Eight voicings are listed and six use a barre. The lowest begins at the 1st fret, and none has an open string. The reasoning behind stacking thirds this high is laid out in how chords are built. Everything fits the B Mixolydian scale.
The player labels each note, so the G# and the root are easy to find.
B dominant 13th guitar chord is also written as B13, Bdom13 or B7(13).
B13 Chord Notes and Formula
B 13 chord Notes:
Chord formula for the Dominant Thirteen chord:
Formula: 1 3 5 b7 9 11 13
B13 Chord Interactive Fretboard
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B13 Guitar Chord Diagrams
Position 1 Barre Movable
B Dominant Thirteenth Finger Positions
- Mute the low E string
- Place your index finger (1) on the fret 1 of the D string
- Place your middle finger (2) on the fret 2 of the A string
- Place your ring finger (3) on the fret 2 of the G and B strings at the same time
- Place your pinky finger (4) on the fret 4 of the high E string
Position 2 Barre Movable
B Dominant Thirteenth Finger Positions
- Mute the A string
- Place your index finger (1) on the fret 4 of the B and high E strings at the same time
- Place your middle finger (2) on the fret 6 of the G string
- Place your ring finger (3) on the fret 7 of the D string
- Place your pinky finger (4) on the fret 7 of the low E string
Position 3 Barre Movable
B Dominant Thirteenth Finger Positions
- Mute the A string
- Place your index finger (1) on the fret 7 of the low E and D strings at the same time
- Place your middle finger (2) on the fret 8 of the G string
- Place your ring finger (3) on the fret 9 of the B string
- Place your pinky finger (4) on the fret 9 of the high E string
Position 4 Barre Movable
B Dominant Thirteenth Finger Positions
- Place your index finger (1) on the fret 7 of the low E, D and high E strings at the same time
- Place your middle finger (2) on the fret 8 of the G string
- Place your ring finger (3) on the fret 9 of the A string
- Place your pinky finger (4) on the fret 9 of the B string
Position 5 Movable
B Dominant Thirteenth Finger Positions
- Mute the A string
- Mute the high E string
- Place your index finger (1) on the fret 7 of the low E string
- Place your middle finger (2) on the fret 7 of the D string
- Place your ring finger (3) on the fret 8 of the G string
- Place your pinky finger (4) on the fret 9 of the B string
Position 6 Movable Slash Chord
B/D# Dominant Thirteenth Finger Positions
- Mute the low E string
- Mute the high E string
- Place your index finger (1) on the fret 6 of the A string
- Place your middle finger (2) on the fret 6 of the G string
- Place your ring finger (3) on the fret 7 of the D string
- Place your pinky finger (4) on the fret 7 of the B string
The lowest note is D#, not the root, so this voicing is the slash chord B13/D#.
Position 7 Barre Movable Slash Chord
B/A Dominant Thirteenth Finger Positions
- Mute the low E string
- Mute the A string
- Place your index finger (1) on the fret 7 of the D and high E strings at the same time
- Place your middle finger (2) on the fret 8 of the G string
- Place your ring finger (3) on the fret 9 of the B string
The lowest note is A, not the root, so this voicing is the slash chord B13/A.
Position 8 Barre Movable
B Dominant Thirteenth Finger Positions
- Place your index finger (1) on the fret 7 of the low E, D, B and high E strings at the same time
- Place your middle finger (2) on the fret 8 of the G string
- Place your pinky finger (4) on the fret 11 of the A string
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Chords That Go With B13
One key where B13 fits is E major, where it works as the V chord. These are the main chords of that key, the ones you will often hear around it:
See every key in the guitar keys chart, or build a progression with these chords in the chord progression generator.
More B Chords
Want to know how this chord is built? Read dominant chords explained, or browse all B guitar chords.
FAQ
Which notes make up B13?
B13 is B, D#, F#, A, C#, E and G#. The G# is the thirteenth, a major sixth over the root.
How many voicings does B dominant thirteenth have?
There are 8 voicings, from fret 1 to fret 11. Six of them are barre voicings and none uses an open string.
Which scale suits B13?
B Mixolydian is B, C#, D#, E, F#, G# and A. All seven chord notes are in it.
How does B13 build on B7?
B7 is B, D#, F# and A. B13 stacks three more thirds on top, adding C#, E and G#.
Where is the minor seventh in B13?
It is A, a whole step under the upper B. In the stack of thirds it sits between the fifth F# and the ninth C#.