Construction
A♯ Dominant 13th = Root + Major 2nd + Major 3rd + Perfect 5th + Minor 7th + Perfect 4th + Major 6th = A♯, B♯, C♯♯, E♯, G♯, D♯, F♯♯
| Note | Interval | Degree |
|---|---|---|
| A♯ | Root | 1 |
| B♯ | Major 2nd | 9 |
| C♯♯ | Major 3rd | 3 |
| E♯ | Perfect 5th | 5 |
| G♯ | Minor 7th | ♭7 |
| D♯ | Perfect 4th | 11 |
| F♯♯ | Major 6th | 13 |
Same Notes, Other Names
The notes A♯ – C♯♯ – E♯ – G♯ – B♯ – D♯ – F♯♯ aren’t exclusive to this chord. Depending on which note is the bass and how the chord functions, the same pitches also spell the following:
A♯ Dominant 13th : Frequently Asked Questions
What is the A♯ Dominant 13th chord on piano?
The A♯ Dominant 13th chord contains the notes A♯ – C♯♯ – E♯ – G♯ – B♯ – D♯ – F♯♯. On piano, play these notes together to sound the chord.
What notes are in the A# Dominant 13th chord?
The A# Dominant 13th chord (A#13) contains 7 notes: A#, D, F, G#, C, D#, G. Formula: R-M3-P5-m7-M9-P11-M13.
How is A#13 used in music?
A#13 is used in jazz, fusion, and contemporary music to add harmonic color. It appears as a dominant or tonic chord depending on context.
What is the scale degree formula for A#13?
A#13 uses scale degrees 1-3-5-b7-9-11-13, giving it its distinctive sound.