A major 9th chord

Amaj9 chord for piano with keyboard diagram.
Explanation: The A major ninth is a five-note chord and can be regarded as an Amaj7 with an added ninth. It is often abbreviated as Amaj9 (not to be confused with A9).
Omissions: Amaj9(no3): A - E - G# - B; Amaj9(no5): A - C# - G# - B.
Theory: The Amaj9 chord is constructed with a root, a major third, a perfect fifth, a major seventh and a major ninth.


Amaj9 chord diagram
Notes: A - C# - E - G# - B

Abmaj9 chord ‹ Previous • Next › A#maj9 chord

+  Show inversions and voicings -  Hide inversions

Amaj9 inversions and voicings

Amaj9 chord diagram
Notes:A - E (left hand) G# - B - C# (right hand)
Two-hand voicing

Amaj9 chord diagram
Notes: A - C# (left hand) G# - B (right hand)
Two-hand voicing (the 5th is omitted)

A chord categories

A Am A7 Am7 Amaj7 AmM7 A6 Am6 A6/9 A5 A9 Am9 Amaj9 A11 Am11 A13 Am13 Amaj13 Aadd A7-5 A7+5 Asus Adim Adim7 Am7b5 Aaug Aaug7