C13♭9 7-string guitar chord

How to play C13♭9 on 7-string guitar

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

From the low B string 1 x 1 2 2 2 0 (x: not played, 0: open)

What notes are in C13♭9?

C13♭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.