B13♯9 8-string bass chord

How to play B13♯9 on 8-string bass

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

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

What notes are in B13♯9?

B13♯9, B thirteenth sharp nine, is B, D♯, F♯, A, C♯♯ and G♯: the root (B), the major third (D♯), the perfect fifth (F♯), the minor seventh (A), the sharp ninth (C♯♯) and the thirteenth (G♯). Its formula is 1 3 5 ♭7 ♯9 13.