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Caug9 Piano Chord

A rich chord extending aug7 with a ninth. Found in jazz and funk.

Piano

Recommended voicing
Left hand C3 · Bb3 fingers 5–1
Right hand E4 · Ab4 · D5 fingers 1–3–5

How to play the Caug9 chord on piano

Split the recommended voicing between the hands: play C3 and Bb3 with the left hand and E4, Ab4 and D5 with the right. Suggested fingering is 5–1 on the left and 1–3–5 on the right (1 is the thumb).

Notation for Caug9 chord

Other names: C augmented 9th, C+9, C aug9

Music theory name: augmented ninth chord

Common name: C augmented ninth chord

Intervals and tones in Caug9 chord

Note Interval
C Root
E Major 3rd
Ab Augmented 5th
B Minor 7th
D Major 9th

More chords with C as the root

The same chord type in other keys