A#m7♭5 chord on 6-String Guitar – Open G
in Open G (D-G-D-G-B-D) tuning · Also known as Spanish, Taro Patch, Slack Key G
A#m7♭5
Half-Diminished
Notes:A# · C# · E · G#
Piano Left hand Right hand
Fingerings (16)
A#m7♭5 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| x 3 2 1 2 x | – 4 2 1 3 – | x A# E G# C# x | medium | |
| x 3 2 3 2 6 | – 2 1 3 1 4 | x A# E A# C# G# | hard · barre on fret 2 | |
| x 3 6 6 5 x | – 1 3 4 2 – | x A# G# C# E x | medium | |
| x x 8 6 5 6 | – – 4 2 1 3 | x x A# C# E G# | medium | |
| 8 6 6 9 9 6 | 2 1 1 3 4 1 | A# C# G# E G# G# | medium · barre on fret 6 | |
| x x 8 9 9 11 | – – 1 2 3 4 | x x A# E G# C# | medium | |
| x 3 x 1 2 2 | – 4 – 1 2 3 | x A# x G# C# E | hard | |
| x 3 2 6 2 6 | – 2 1 3 1 4 | x A# E C# C# G# | hard · barre on fret 2 | |
| x 3 x 6 5 6 | – 1 – 3 2 4 | x A# x C# E G# | hard | |
| 8 x 6 6 5 x | 4 – 2 3 1 – | A# x G# C# E x | hard | |
| 8 9 6 6 9 6 | 2 3 1 1 4 1 | A# E G# C# G# G# | medium · barre on fret 6 | |
| 8 9 8 x 9 11 | 1 2 1 – 3 4 | A# E A# x G# C# | hard · barre on fret 8 | |
| x 1 2 3 2 x | – 1 2 4 3 – | x G# E A# C# x | medium | |
| x 3 2 x 2 6 | – 3 1 – 2 4 | x A# E x C# G# | hard | |
| x 6 6 3 5 x | – 3 4 1 2 – | x C# G# A# E x | medium | |
| 8 6 6 x 5 x | 4 2 3 – 1 – | A# C# G# x E x | hard |
The A#m7♭5 chord (Half-Diminished) is built from the notes A#, C#, E, G#. Below are playable fingerings for 6-String Guitar – Open G generated for your selected tuning, ordered from open-position shapes up the neck. Tap a diagram to hear it, or switch to the piano view to see the same harmony on keys.
How the A#m7♭5 chord is built
Formula: 1 · ♭3 · ♭5 · ♭7
| Degree | Semitones | Note |
|---|---|---|
| 1 | 0 | A# |
| ♭3 | 3 | C# |
| ♭5 | 6 | E |
| ♭7 | 10 | G# |
More A# chords
Other roots
See A#m7♭5 in another tuning
What notes make up the A#m7♭5 chord?
A#m7♭5 is a Half-Diminished chord built from the notes A#, C#, E, G#.
How do I read the diagram?
Strings run left to right from the lowest to the first string; the numbers show which finger presses each fret. An ○ marks an open string, an ✕ marks a muted one.