Aø7♯9A Half-Diminished 7th Sharp 9th
F♯Root
Atone
Ctone
Etone
Atone
Formula 6 · 1 · ♭3 · 5 · 1 · Notes F♯ · A · C · E · A
How to play it
Aø7♯9 fingering positions
Baritone (DGBE), low E on the left. Each dot is colour-coded by note — the ringed dot is the root. Numbers below show the fret per string (x = muted).

Read it as tab
Aø7♯9 guitar tab
The same voicings in tablature — high e on top, low E on the bottom. Each fret number is colour-coded by note; the ringed number is the root, × means don’t play that string.

Sound
How Aø7♯9 sounds
Consonance
1/ 5
Brightness
DarkBright
Character
Moods & genres
Moods
thickdark
Genres
jazz
Theory
Notes & relationships
NotesF♯ · A · C · E · A
Formula (scale degrees)6 · 1 · ♭3 · 5 · 1
Explore
More ways to play A Half-Diminished 7th Sharp 9th
Browse the rest of the A chords in this tuning, or open Aø7♯9 in the app for every voicing.
Aø7♯9 in other tunings:
See & hear Aø7♯9 in Chordology
The app shows every voicing across guitar, piano, bass, banjo and ukulele — in any tuning, with a capo, and you can play every chord back. All offline.
Hear every chordMore voicingsEvery tuning & capoWorks offline