B+11♭9B Augmented 11th Flat 9th
A♯Root
Dtone
F♯tone
G♯tone
Btone
D♯tone
Formula 7 · ♭3 · 5 · 6 · 1 · 3 · Notes A♯ · D · F♯ · G♯ · B · D♯
How to play it
B+11♭9 fingering positions
Open E Tuning (EBEG♯BE), 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
B+11♭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 B+11♭9 sounds
Consonance
1/ 5
Brightness
DarkBright
Character
Moods & genres
Moods
volatiledense
Genres
experimental
Theory
Notes & relationships
NotesA♯ · D · F♯ · G♯ · B · D♯
Formula (scale degrees)7 · ♭3 · 5 · 6 · 1 · 3
Explore
More ways to play B Augmented 11th Flat 9th
Browse the rest of the B chords in this tuning, or open B+11♭9 in the app for every voicing.
B+11♭9 in other tunings:
See & hear B+11♭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.
Hear every chordMore voicingsEvery tuning & capoWorks offline