D13(#9) chord - D Dominant Thirteen Sharp Ninth - guitar chord chart
D13(#9) (D thirteenth sharp nine) follows the formula 1, 3, 5, b7, #9, 11, 13, so on D it reads D, F#, A, C, E#, G and B.
The raised ninth E# is the same pitch as F natural, a minor third above the root D, sitting beside the major third F#. The D Half-Whole scale, built from alternating half and whole steps, has every chord tone except the eleventh G.
Think of it as the dominant seventh D7 with a sharp ninth, an eleventh and a thirteenth B added on top.
D 13th with sharp 9th guitar chord is also written as D13(#9), D13#9 or D13+9.
Notes that compose the D 13(#9) chord:
Chord formula for the Dominant Thirteen Sharp Ninth chord:
Formula: 1 3 5 b7 #9 11 13
D 13(#9) Chord Interactive Fretboard
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Created by
Giancarlo is a musician (teaching guitar since 2000), software engineer, AI consultant and published researcher
FAQ
Which notes spell D13(#9)?
D13(#9) is D, F#, A, C, E#, G and B. That is the root, major third, perfect fifth, minor seventh, sharp ninth, eleventh and thirteenth.
Which scale goes with D13(#9)?
The D half-whole scale contains every chord tone except the eleventh, G. It includes E#, the sharp ninth, and B, the thirteenth.
Why is D13(#9) spelled with E# instead of F?
The ninth is named by counting letters from D, which lands on E. The major ninth is E, so the sharp ninth is E#, even though it sounds like F.
How is D13(#9) different from D13?
D13 has the natural ninth, E. D13(#9) raises it to E#, adding a tense note that sits next to the major third, F#.
