A sharp minor/major ninth piano chord - A#mM9

The A sharp minor/major ninth chord is a 5-note chord consisting of the notes A#, C#, E#, G## and B#.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as A#mM9.

Interactive piano diagram for the A sharp minor/major ninth chord

Piano keyboard displaying the A sharp minor/major ninth chord with the notes A#BbE#FAC#DbB#C

Reduced chords

Chords that are a subset of A#mM9. These contain less notes but all of them are included in A#mM9.

Scales with A#mM9

Below you find all scales that include A#mM9:

  • minor hexatonic
  • harmonic minor
  • melodic minor
  • lydian diminished
  • hungarian minor
  • minor bebop
  • minor six diminished
  • messiaen's mode #3
  • messiaen's mode #7
  • chromatic

A sharp minor/major ninth piano chord chart image

In case you prefer a non-interactive variant of the chord chart, we've embedded a PNG image below that shows the notes for the the A#mM9 chord. Feel free to save or share the image as needed.

Piano chord chart for the A sharp minor/major ninth chord (A#mM9). The notes A#, C#, E#, G## and B# are highlighted.