B♭7♭9 (also written A♯7♭9) is the Bb dominant seventh flat ninth chord. It has 5 notes: B♭ – D – F – A♭ – C♭ (1 – 3 – 5 – ♭7 – ♭9).
A seventh flat nine adds a flat ninth to a dominant seventh. It is very tense and resolves strongly, common in jazz, gospel and minor keys.
B♭7♭9 chord on Guitar
x10101
686767
x-13-12-13-12-13Shape 1, string by string (low E to high E): low E not played; A 1st fret; D open; G 1st fret; B open; high E 1st fret.
B♭7♭9 chord on Ukulele
3242
13-11-10-13Shape 1, string by string (G, C, E, A): G 3rd fret; C 2nd fret; E 4th fret; A 2nd fret.
B♭7♭9 chord on Piano
Play B♭, D, F, A♭ and C♭ together with your right hand, and B♭ (the root) in your left. To move between chords smoothly, try inversions: keep the notes shared with the next chord and move the others the shortest distance.
Songs with the B♭7♭9 chord
B♭7♭9 appears in 1 song on Yalle Media. The newest:
Related chords
Other Bb chords:
Chords in the key of B♭ major:
B♭7♭9 chord: questions
What notes are in the B♭7♭9 chord?
B♭7♭9 (Bb dominant seventh flat ninth) is made of B♭, D, F, A♭ and C♭ (1 – 3 – 5 – ♭7 – ♭9).
How do you play B♭7♭9 on guitar?
The most common shape is x10101 (from the low E string to the high E string; x = don’t play, 0 = open string).
How do you play B♭7♭9 on ukulele?
Play 3242 (strings G, C, E, A; 0 = open string).
Looking for a different chord? Feel free to use our free Chord Shape Generator.