G# Aug 9 chord — Open G
1 voicing · Open G
Tuning:DGDGBD
Open position
1 / 1
Chord tones
G#
R
C
+4
E
+8
F#
+10
A#
+2
G# Aug 9 in other tunings
Aug 9 in other keys — Open G
G# Aug 9 in Open G — video lessons
About G# Aug 9 in Open G
The G# Aug 9 chord contains the notes G#, C, E, F#, A#. In Open G tuning (strings: D–G–D–G–B–D), the chord shapes differ from standard tuning because the open string pitches change. Open G tuning lets you play a G major chord across all open strings — widely used in blues and slide guitar. Diagrams above show all playable shapes in this tuning.