Baug9

Baug9 is B, D#, G, A and C#, a augmented ninth. The shape this page opens on is written x21223, lowest string first.

Also written B9#5, B+9 or B9(#5). The same chord either way; which spelling you meet depends on who wrote the chart.

There are 7 common shapes for Baug9 on the guitar, and 20 derived voicings in 2 families.

The common shapes, written lowest string first: x21223, 545445, 76768x, 7x7889, xx7889, 11-12-11-12-12-11, x-14-13-14-14-15.

Shell. Root, third and seventh: the guide tones fix the quality, so the fifth is dropped. That is what leaves a string free, so pick a tension to put on top. Baug9 has x2122x, 7676xx, x-x-9-8-10-9, x-14-13-14-14-x, x2x243, 7x788x.

Rootless. The root left to the bass player. Frees a finger for a tension. Baug9 has x0102x, xx1223, xx5645, x6768x, xx7889, x-x-11-12-10-11, x-12-13-12-14-x, x-x-13-14-14-15.

Tensions. A shell of Baug9, root, third and seventh, leaves a string free, and the tones that belong over it are the #11 (E#).

The common shapes and the derived voicings come from different places, and both are explained in where the chords and the theory come from.