F# Dim 9 chord — Open D
1 voicing · Open D
Tuning:DADF#AD
Fret 4 position
1 / 1
Chord tones
F#
R
A
+3
C
+6
D#
+9
G#
+2
F# Dim 9 in other tunings
Dim 9 in other keys — Open D
F# Dim 9 in Open D — video lessons
About F# Dim 9 in Open D
The F# Dim 9 chord contains the notes F#, A, C, D#, G#. In Open D tuning (strings: D–A–D–F#–A–D), the chord shapes differ from standard tuning because the open string pitches change. Open D tuning gives an open D major chord across all strings — ideal for slide guitar and Joni Mitchell-style playing. Diagrams above show all playable shapes in this tuning.