Five String Banjo · Open G (gDGBD) · Capo 1

C+7♭9C Augmented 7th Flat 9th

CRoot

Etone

G♯tone

A♯tone

C♯tone

Formula 1 · 3 · ♭6 · ♭7 · ♭2 · Notes C · E · G♯ · A♯ · C♯

How to play it

C+7♭9 fingering positions

Open G (gDGBD) · Capo 1, 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 Augmented 7th Flat 9th guitar chord — 7th position (9 8 8 7 10) fretboard diagram in Open G (gDGBD) · Capo 1

C Augmented 7th Flat 9th guitar chord — 7th position (9 8 8 10 7) fretboard diagram in Open G (gDGBD) · Capo 1

Read it as tab

C+7♭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.

C Augmented 7th Flat 9th guitar tab — 7th position (9 8 8 7 10) in Open G (gDGBD) · Capo 1

C Augmented 7th Flat 9th guitar tab — 7th position (9 8 8 10 7) in Open G (gDGBD) · Capo 1

Sound

How C+7♭9 sounds

Consonance

1/ 5

Brightness

DarkBright

Character

Moods & genres

Moods

volatilejarring

Genres

jazz

Theory

Notes & relationships

NotesC · E · G♯ · A♯ · C♯

Formula (scale degrees)1 · 3 · ♭6 · ♭7 · ♭2

Explore

More ways to play C Augmented 7th Flat 9th

Browse the rest of the C chords in this tuning, or open C+7♭9 in the app for every voicing.

C+7♭9 in other tunings:

See & hear C+7♭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.

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