A# 7 b9 #9 chord — Open G
No shapes found · Open G
Tuning:DGDGBD
No voicings found for A# 7 b9 #9 in Open G. This chord may not have standard shapes in this tuning.
View standard tuning shapes →Chord tones
A#
R
D
+4
F
+7
G#
+10
B
+1
C#
+3
A# 7 b9 #9 in other tunings
7 b9 #9 in other keys — Open G
A# 7 b9 #9 in Open G — video lessons
About A# 7 b9 #9 in Open G
The A# 7 b9 #9 chord contains the notes A#, D, F, G#, B, C#. 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.