Chord · 9ths
G9♭5 — G Dominant 9th ♭5
G9♭5 is the G dominant 9th ♭5 chord. It is built on the root G with major 3rd (B), diminished 5th (D♭), minor 7th (F) and major 9th (A) above it — the formula 1 3 ♭5 ♭7 9, sounding the notes G B D♭ F A. On the piano it sits at G (octave 4) and above in the library's voicing; the same 5 notes in any octave are still G9♭5.
- Root
- G
- Quality
- Dominant 9th ♭5
- Formula
- 1 3 ♭5 ♭7 9
- Notes
- G B D♭ F A
On the keyboard
The notes of G9♭5
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | G | root | G4 |
| 3 | B | major 3rd | B4 |
| ♭5 | D♭ | diminished 5th | D♭5 |
| ♭7 | F | minor 7th | F5 |
| 9 | A | major 9th | A5 |
Other 9ths on G
Dominant 9th ♭5 chords on every root
Part of the chord reference. See also the scales and the keys.