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Bbb13#9 Ukulele Chord

A dramatic altered chord close to the "Hendrix chord" with an added flat thirteenth. Used in jazz and blues-rock. On guitar, the fifth is omitted.

Ukulele

Strings 1–2–2–4

How to play the Bbb13#9 chord on ukulele

Read the string pattern 1–2–2–4 from the G string to the A string. Numbers in the pattern are frets; numbers in the colored dots are left-hand fingers. 0 means an open string and X means a muted string.

4th string (G) Fret 1 · index finger
3rd string (C) Fret 2 · middle finger
2nd string (E) Fret 2 · ring finger
1st string (A) Fret 4 · pinky

Other names for the Bbb13#9 chord

Other names: Bb flat 13 sharp 9, Bb7b13#9

Music theory name: seventh flat thirteen sharp nine chord

Common name: Bb b13#9 chord

Notes and intervals in the Bbb13#9 chord

Note Interval
Bb Root
D Major 3rd
F Perfect 5th
Ab Minor 7th
C# Augmented 9th
Gb Minor 13th

All variations

Open
1–2–2–4
Fret 4
7–6–4–4
Fret 4
6–6–4–5
Fret 7
7–8–9–9