A♯min/maj9/B♯ guitar shapes

Popular fretboard positions with fingering suggestions

Showing 8 of 16 playable shapes

About the chord

A♯ minor major 9 / B♯ (4th inversion)

The A♯ minor major 9 minor major 9 chord blends the haunting tension of the minor major 7th with the romantic ninth B♯, resulting in a complex, emotional palette. It conveys a sense of mystery and introspection, suitable for cinematic or jazz compositions. With B♯ in the bass, this voicing functions as the 4th inversion of A♯ minor major 9.

Root note: A♯
Bass note: B♯
Chord tones: 5
Playable shapes: 16

Chord tones

A♯C♯E♯G𝄪B♯

Notes & Intervals

Each note below shows how the chord is built from its root. This is the theory layer underneath the fretboard shapes.

A♯ Unison (Root) 1

The root anchors the chord and defines its tonal center.

C♯ Minor Third ♭3

This note supplies the minor color and gives the chord its darker emotional pull.

E♯ Perfect Fifth 5

The fifth reinforces stability and gives the chord its strong harmonic frame.

G𝄪 Major Seventh 7

The major seventh adds a smooth, lush tension close to the root.

B♯ Major Ninth 9

The ninth opens the chord up and adds a modern, spacious color.

Related Articles

Articles that reference this chord and explain how to use it in your playing.