A°9 Guitar Chord — Chart and Tabs in 6-string Van Halen Tuning

Short answer: A°9 is a A Diminished 9 chord with the notes A, C, E♭, G♭, B. In 6-string Van Halen tuning, there are 7 voicings. See the fingering diagrams below.

Also known as: A dim9

Looking for A°9 (Standard Tuning)?

How to Play A°9 on Guitar

A°9, Adim9

Notes: A, C, E♭, G♭, B

8,7,8,7,11,7 (213141)
x,7,8,10,11,7 (x12341)
x,7,8,7,11,10 (x12143)
8,7,8,7,11,x (21314x)
8,7,8,x,11,7 (213x41)
11,7,x,10,11,7 (31x241)
11,7,x,7,11,10 (31x142)

Quick Summary

  • The A°9 chord contains the notes: A, C, E♭, G♭, B
  • In 6-string Van Halen tuning, there are 7 voicings available
  • Also written as: A dim9
  • Each diagram shows finger positions on the Guitar fretboard

Frequently Asked Questions

What is the A°9 chord on Guitar?

A°9 is a A Diminished 9 chord. It contains the notes A, C, E♭, G♭, B. On Guitar in 6-string Van Halen tuning, there are 7 ways to play this chord.

How do you play A°9 on Guitar?

To play A°9 on in 6-string Van Halen tuning, use one of the 7 voicings shown above. Each diagram shows finger positions on the fretboard, with numbers indicating which fingers to use.

What notes are in the A°9 chord?

The A°9 chord contains the notes: A, C, E♭, G♭, B.

How many ways can you play A°9 on Guitar?

In 6-string Van Halen tuning, there are 7 voicings for the A°9 chord. Each voicing uses a different position on the fretboard while playing the same notes: A, C, E♭, G♭, B.

What are other names for A°9?

A°9 is also known as A dim9. These are different notations for the same chord with the same notes: A, C, E♭, G♭, B.