G#13b9 chord on piano

G Sharp Dominant Thirteenth Flat Nine, also written Ab13b9. Notes: G#, C, D#, F#, A and F.

G#13b9 piano chord, root positionCAC5FG#D#F#
Root position. Tap any key to hear it.

How to play G#13b9

  1. Find G# just below middle C. That is the root.
  2. Add C, D#, F#, A and F above it, skipping the keys in between.
  3. Right hand fingering: 1-2-3-4-5, or split the chord between both hands. Left hand: play the root and fifth, and leave the upper notes to the right hand.

Notes

G#root
C3 · major third
D#5 · perfect fifth
F#b7 · minor seventh
Ab9 · flat ninth
F13 · thirteenth

Notes and theory

G#root
C3 · major third
D#5 · perfect fifth
F#b7 · minor seventh
Ab9 · flat ninth
F13 · thirteenth

The 13b9 combines a thirteenth with a flat ninth, a dense jazz dominant chord. The formula is 1 3 5 b7 b9 13. Strictly by music theory the notes are spelled G#, B#, D#, F#, A and E#; B# is the same key as C and E# is the same key as F.

More G# chords

All G# piano chords

dominant thirteenth flat nine chords in every key

Questions

What notes are in the G#13b9 chord?

G#13b9 (G sharp dominant thirteenth flat nine) is made of six notes: G# (root), C (major third), D# (perfect fifth), F# (minor seventh), A (flat ninth) and F (thirteenth).

How do you play G#13b9 on piano?

Play G#, C, D#, F#, A and F together. With the right hand use fingers 1-2-3-4-5, or split the chord between both hands; with the left hand use play the root and fifth, and leave the upper notes to the right hand.

What does a dominant thirteenth flat nine chord sound like?

The 13b9 combines a thirteenth with a flat ninth, a dense jazz dominant chord.