B♭7♯9♭5 5-string bass chord

How to play B♭7♯9♭5 on 5-string bass

The most common way, the first shape above: your ring finger on the B string at the 11th fret, your middle finger on the E string at the 10th fret, your little finger on the A string at the 11th fret, your little finger on the D string at the 11th fret and your index finger on the G string at the 9th fret.

From the B string 11 10 11 11 9 (x: not played, 0: open)

What notes are in B♭7♯9♭5?

B♭7♯9♭5, B♭ dominant seventh sharp nine flat five, is B♭, D, F♭, A♭ and C♯: the root (B♭), the major third (D), the diminished fifth (F♭), the minor seventh (A♭) and the sharp ninth (C♯). Its formula is 1 3 ♭5 ♭7 ♯9.