A#maj13/C# Guitar Chord

The A# major thirteenth over C# is a major chord. Explore fingerings, progressions, and theory analysis below.

Finger Positions

Major
A#maj13/C# diagram
Root Note A#
Name A# major thirteenth over C#
Intervals 1P-3M-5P-7M-9M-13M
Relative Minor Gm
Notes C#, A#, D, F, A, C, G
Aliases A#maj13, A#Maj13, A#^13

Common Progressions Popular patterns using A#

I-V-vi-IV

A# → F → Gm → D#

vi-IV-I-V

Gm → D# → A# → F

Diatonic Family (Triads)

A# Cm Dm D# F Gm Adim

Diatonic Family (7ths)

A#maj7 Cm7 Dm7 D#maj7 F7 Gm7 Am7b5

Scale Compatibility

View All Scales
Major Bebop Lydian Bebop Major Ichikosucho Chromatic

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

Audio & MIDI Analysis

MIDI Numbers 61, 70, 62, 65, 69, 60, 67
Frequencies (Hz)

277.1826309768721, 466.1637615180899, 293.6647679174076, 349.2282314330039, 440, 261.6255653005986, 391.99543598174927