Bm6/9(b11) Minor
The Bm6/9(b11) chord is built from the notes B – D – F# – G# – C# – D#.
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Chord tones, one by one
BRoot
Root
The fundamental note the chord is built on — B.
DThird
Minor third
Three semitones — makes the chord minor (darker, sadder).
F#Fifth
Perfect fifth
Seven semitones — the most stable interval, reinforces the root.
G#Extension
Thirteenth (13)
A 13th — full, rich top extension.
C#Extension
Ninth (9)
A 9th — colorful extension a whole step above the octave.
D#Extension
Extension (16 st)
An upper extension 16 semitones above the root.
🎼 Related scales
🎹 Modal analysis
This chord implies the Bebop dorian scale; its characteristic note is the passing major 3rd (bebop).
🎸 Genres
Bebop jazz · Straight-ahead jazz