Bø11♯9B Half-Diminished 11th Sharp 9th
A♯Root
C♯tone
Etone
G♯tone
C♯tone
D♯tone
Formula 7 · 2 · 4 · 6 · 2 · 3 · Notes A♯ · C♯ · E · G♯ · C♯ · D♯
How to play it
Bø11♯9 fingering positions
Open G (gDGBD) · Capo 2, low E on the left. Each dot is colour-coded by note — the ringed dot is the root. Numbers below show the fret per string (x = muted).
Read it as tab
Bø11♯9 guitar tab
The same voicings in tablature — high e on top, low E on the bottom. Each fret number is colour-coded by note; the ringed number is the root, × means don’t play that string.
Sound
How Bø11♯9 sounds
Consonance
1/ 5
Brightness
DarkBright
Character
Moods & genres
Moods
thickmurky
Genres
jazz
Theory
Notes & relationships
NotesA♯ · C♯ · E · G♯ · C♯ · D♯
Formula (scale degrees)7 · 2 · 4 · 6 · 2 · 3
Explore
More ways to play B Half-Diminished 11th Sharp 9th
Browse the rest of the B chords in this tuning, or open Bø11♯9 in the app for every voicing.
See & hear Bø11♯9 in Chordology
The app shows every voicing across guitar, piano, bass, banjo and ukulele — in any tuning, with a capo, and you can play every chord back. All offline.
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