A flat dominant sharp ninth piano chord - Ab7#9

The A flat dominant sharp ninth chord is a 5-note chord consisting of the notes Ab, C, Eb, Gb and B.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Ab7#9.

Interactive piano diagram for the A flat dominant sharp ninth chord

Piano keyboard displaying the A flat dominant sharp ninth chord with the notes G# Ab B# C Cb B D# Eb F# Gb

Reduced chords

Chords that are a subset of Ab7#9. These contain less notes but all of them are included in Ab7#9.

A flat dominant sharp 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 Ab7#9 chord. Feel free to save or share the image as needed.

Piano chord chart for the A flat dominant sharp ninth chord (Ab7#9). The notes Ab, C, Eb, Gb and B are highlighted.