C♯13♭9 8-string guitar chord

How to play C♯13♭9 on 8-string guitar

The most common way, the first shape above: your little finger on the low B string at the 2nd fret, your index finger on the low E string at the 1st fret, your middle finger on the A string at the 1st fret and your ring finger on the G string at the 1st fret. Let the D and high B strings ring open. Don’t play the F♯ and high E strings.

From the F♯ string x 2 1 1 0 1 0 x (x: not played, 0: open)

What notes are in C♯13♭9?

C♯13♭9, C♯ thirteenth flat nine, is C♯, E♯, G♯, B, D and A♯: the root (C♯), the major third (E♯), the perfect fifth (G♯), the minor seventh (B), the flat ninth (D) and the thirteenth (A♯). Its formula is 1 3 5 ♭7 ♭9 13.