A♭7♯9 8-string guitar chord

How to play A♭7♯9 on 8-string guitar

The most common way, the first shape above: your middle finger on the low E string at the 4th fret, your index finger on the A string at the 3rd fret, your ring finger on the D string at the 4th fret, your ring finger on the G string at the 4th fret, your ring finger on the high B string at the 4th fret and your ring finger on the high E string at the 4th fret. Don’t play the F♯ and low B strings.

From the F♯ string x x 4 3 4 4 4 4 (x: not played, 0: open)

What notes are in A♭7♯9?

A♭7♯9, A♭ dominant seventh sharp nine, is A♭, C, E♭, G♭ and B: the root (A♭), the major third (C), the perfect fifth (E♭), the minor seventh (G♭) and the sharp ninth (B). Its formula is 1 3 5 ♭7 ♯9.