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Aaug9 Guitar Chord

A rich chord extending aug7 with a ninth. Found in jazz and funk. On guitar, the perfect fifth is commonly omitted as it is replaced by the augmented fifth.

Guitar

Strings X–0–3–4–2–3

How to play the Aaug9 chord on guitar

Read the string pattern X–0–3–4–2–3 from the low E string to the high E string. Numbers in the pattern are frets; numbers in the colored dots are left-hand fingers. X means a muted string and 0 means an open string.

6th string (low E) Muted
5th string (A) Open
4th string (D) Fret 3 · middle finger
3rd string (G) Fret 4 · pinky
2nd string (B) Fret 2 · index finger
1st string (high E) Fret 3 · ring finger

Other names for the Aaug9 chord

Other names: A augmented 9th, A+9

Music theory name: augmented ninth chord

Common name: A augmented ninth chord

Notes and intervals in the Aaug9 chord

Note Interval
A Root
C# Major 3rd
E# Augmented 5th
G Minor 7th
B Major 9th

All variations

Open
X–0–3–4–2–3
Fret 3
5–4–3–0–0–5
Fret 5
X–0–5–6–6–7
Fret 11
X–12–11–12–0–13

More chords with A as the root

The same chord type in other keys