Chord · Altered Dom.
D13♯9 — D 13th ♯9
D13♯9 is the D 13th ♯9 chord. It is built on the root D with major 3rd (F♯), perfect 5th (A), minor 7th (C), augmented 9th (E♯) and major 13th (B) above it — the formula 1 3 5 ♭7 ♯9 13, sounding the notes D F♯ A C E♯ B. On the piano it sits at D (octave 4) and above in the library's voicing; the same 6 notes in any octave are still D13♯9.
- Root
- D
- Quality
- 13th ♯9
- Formula
- 1 3 5 ♭7 ♯9 13
- Notes
- D F♯ A C E♯ B
On the keyboard
The notes of D13♯9
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | D | root | D4 |
| 3 | F♯ | major 3rd | F♯4 |
| 5 | A | perfect 5th | A4 |
| ♭7 | C | minor 7th | C5 |
| ♯9 | E♯ | augmented 9th | E♯5 |
| 13 | B | major 13th | B5 |
Other altered dom. on D
13th ♯9 chords on every root
Part of the chord reference. See also the scales and the keys.