Six String Guitar · Open D Tuning (DADF♯AD)

Ao♭9A Diminished minor ninth

F♯Root
Atone
Ctone
Etone
Gtone

Formula 6 · 1 · ♭3 · 5 · ♭7  ·  Notes F♯ · A · C · E · G

How to play it

Ao♭9 fingering positions

Open D Tuning (DADF♯AD), 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).

A Diminished minor ninth guitar chord — 5th position (7 x 5 6 6 8) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar chord — 5th position (7 x 8 6 6 5) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar chord — 5th position (7 6 8 6 x 5) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar chord — 5th position (7 6 8 6 6 5) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar chord — 7th position (7 x 8 9 10 10) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar chord — 7th position (7 10 10 9 x 8) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar chord — 10th position (x 12 10 13 13 13) fretboard diagram in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar chord — 10th position (x 12 13 13 13 10) fretboard diagram in Open D Tuning (DADF♯AD)
Read it as tab

Ao♭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.

A Diminished minor ninth guitar tab — 5th position (7 x 5 6 6 8) in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar tab — 5th position (7 x 8 6 6 5) in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar tab — 5th position (7 6 8 6 x 5) in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar tab — 5th position (7 6 8 6 6 5) in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar tab — 7th position (7 x 8 9 10 10) in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar tab — 7th position (7 10 10 9 x 8) in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar tab — 10th position (x 12 10 13 13 13) in Open D Tuning (DADF♯AD)
A Diminished minor ninth guitar tab — 10th position (x 12 13 13 13 10) in Open D Tuning (DADF♯AD)
Sound

How Ao♭9 sounds

Consonance
1/ 5
Brightness
DarkBright
Character

Moods & genres

Moods
bleakdissonant
Genres
jazzclassical
Theory

Notes & relationships

NotesF♯ · A · C · E · G
Formula (scale degrees)6 · 1 · ♭3 · 5 · ♭7
Same notes asAø♭9Aø7♭9
Explore

More ways to play A Diminished minor ninth

Browse the rest of the A chords in this tuning, or open Ao♭9 in the app for every voicing.

Ao♭9 in other tunings:

StandardDrop DDrop COpen AOpen EOpen GOpen CDADGADHalf-Step Down

See & hear Ao♭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
Download on theApp Store