Finger Positions

Root Note D

Name D major thirteenth over A#

Intervals 1P-3M-5P-7M-9M-13M

Relative Minor Bm

Notes A#, D, F#, A, C#, E, B

Aliases Dmaj13, DMaj13, D^13

How to play the Dmaj13/A# Chord

The Dmaj13/A# is a fundamental major chord in guitar music. To play this chord correctly, ensure your fingers are placed precisely on the frets indicated in the diagram above.

Music Theory Analysis

From a theoretical perspective, the D major thirteenth over A# is built using the 1P, 3M, 5P, 7M, 9M, 13M intervals. In the key of D Major, this chord functions as the I chord.

Common Progressions

In music composition, the Dmaj13/A# chord is often used to create tension or resolution.

I-V-vi-IV

D → A → Bm → G

vi-IV-I-V

Bm → G → D → A

The Diatonic Family

Understanding the "family" of chords that belong to D helps with transposition and ear training.

Triads

D Em F#m G A Bm C#dim

7ths

Dmaj7 Em7 F#m7 Gmaj7 A7 Bm7 C#m7b5

Scale Compatibility

View All Scales

Major Bebop Lydian Bebop Major Ichikosucho Chromatic

* 6 scales found containing the notes A#, D, F#, A, C#, E, B.

Acoustic & Digital Analysis

Digital footprint of the Dmaj13/A# chord for MIDI programming and synthesizer sound design.

MIDI Numbers 70, 62, 66, 69, 61, 64, 71

Frequencies (Hz)

466.1637615180899, 293.6647679174076, 369.9944227116344, 440, 277.1826309768721, 329.6275569128699, 493.8833012561241