A 9th Guitar Chord Chart

Notes: A - C# - E - G - B

Formula: 1 - 3 - 5 - ♭7 - 9

Intervals: Root, Major 3rd, Perfect 5th, Minor 7th, Major 9th

Quick answer

The A9 guitar chord is played as x-0-2-4-2-3 from low E to high E and uses the notes A, C#, E, G, B.

Fret pattern
x-0-2-4-2-3
Chord notes
A, C#, E, G, B
Formula
1 - 3 - 5 - ♭7 - 9

A9

×
Standard

How to Play A9

  1. 1Mute the low E string
  2. 2Place your index finger on fret 2 of the D and B strings
  3. 3Place your middle finger on fret 3 of the high E string
  4. 4Place your ring finger on fret 4 of the G string
  5. 5Play the A string open

About 9th Chords

A dominant 7th chord with an added 9th. 9th chords sound rich and funky, essential in funk, R&B, jazz, and blues. They add more color than a basic 7th chord.

A 9th Guitar Chord FAQ

What notes are in the A 9th guitar chord?

The A 9th guitar chord uses the notes A, C#, E, G, B.

How do you play A9 on guitar?

Play the A9 guitar chord with the x-0-2-4-2-3 fret pattern from low E to high E. Mute the low E string Place your index finger on fret 2 of the D and B strings Place your middle finger on fret 3 of the high E string Place your ring finger on fret 4 of the G string Play the A string open

What is the formula for A 9th?

The A 9th formula is 1 - 3 - 5 - ♭7 - 9: Root, Major 3rd, Perfect 5th, Minor 7th, Major 9th.

A 9th on Other Instruments

Other 9th Chords