A#7b13

General info

Common name

A# 7b13

Root note

A#

Bass

A#

Quality

7b13

Chord notes

Chord notes

1A#root

3Dmajor 3rd

5E#perfect 5th

b7G#minor 7th

b6F#b6

Functions & resolutions

Stability / tension

Stable — can serve as major tonic

Most common resolutions

D#Eb MajorFF MajorGmG Minor

Unstable degrees

b7G#→ D#resolves down to the resolution tonic

Resolves to

A#7b13source

FF Major

Major chord A# is a stable tonic. As tonic it doesn't require resolution, but in a progression context typically moves to IV or V.

A#7b13source

Deceptive resolution

GmG Minor

As the V degree, a major chord can defy expectations by moving to vi instead of I (deceptive cadence).

A#7b13source

Modal resolution

G#Ab Major

In modal context, a major chord can freely move to bVII, bIII, or bVI — characteristic of Mixolydian mode.

A#7b13source

Jazz reharmonization

A#maj7Bb Major 7

In jazz, a major chord is enriched to maj7, 6/9, or add9 and can smoothly transition into a ii-V of another key (modulation).

A#7b13source

Functional resolution

FF Major

As the IV degree (subdominant), a major chord can resolve to V or directly to I (plagal cadence).

Features

Chord voicing & structure