Six String Guitar · Drop C Tuning (CGCFAD)

Cø9(add11)C Half-Diminished 9th Added 11th

CRoot

D♯tone

F♯tone

A♯tone

Dtone

Ftone

Formula 1 · ♭3 · ♭5 · ♭7 · 2 · 4 · Notes C · D♯ · F♯ · A♯ · D · F

How to play it

Cø9(add11) fingering positions

Drop C Tuning (CGCFAD), 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).

C Half-Diminished 9th Added 11th guitar chord — 3rd position (0 3 6 0 6 0) fretboard diagram in Drop C Tuning (CGCFAD)

C Half-Diminished 9th Added 11th guitar chord — 3rd position (0 3 3 0 5 4) fretboard diagram in Drop C Tuning (CGCFAD)

C Half-Diminished 9th Added 11th guitar chord — 4th position (0 7 5 5 6 4) fretboard diagram in Drop C Tuning (CGCFAD)

C Half-Diminished 9th Added 11th guitar chord — 9th position (12 10 10 10 9 12) fretboard diagram in Drop C Tuning (CGCFAD)

Read it as tab

Cø9(add11) 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.

C Half-Diminished 9th Added 11th guitar tab — 3rd position (0 3 6 0 6 0) in Drop C Tuning (CGCFAD)

C Half-Diminished 9th Added 11th guitar tab — 3rd position (0 3 3 0 5 4) in Drop C Tuning (CGCFAD)

C Half-Diminished 9th Added 11th guitar tab — 4th position (0 7 5 5 6 4) in Drop C Tuning (CGCFAD)

C Half-Diminished 9th Added 11th guitar tab — 9th position (12 10 10 10 9 12) in Drop C Tuning (CGCFAD)

Sound

How Cø9(add11) sounds

Consonance

1/ 5

Brightness

DarkBright

Character

Moods & genres

Moods

murkyunresolved

Genres

jazz

Theory

Notes & relationships

NotesC · D♯ · F♯ · A♯ · D · F

Formula (scale degrees)1 · ♭3 · ♭5 · ♭7 · 2 · 4

Same notes asCø11 Cm11♭5

Explore

More ways to play C Half-Diminished 9th Added 11th

Browse the rest of the C chords in this tuning, or open Cø9(add11) in the app for every voicing.

Cø9(add11) in other tunings:

See & hear Cø9(add11) 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

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