Finger Positions

Root Note G#

Name G# minor augmented over C

Intervals 1P-3m-5A

Relative Minor Fm

Notes C, G#, B, E

Aliases G#m#5, G#-#5, G#m+

How to play the G#m#5/C Chord

The G#m#5/C is a fundamental augmented 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 G# minor augmented over C is built using the 1P, 3m, 5A intervals. In the key of G# Major, this chord functions as the I chord.

Common Progressions

In music composition, the G#m#5/C chord is often used to create tension or resolution.

I-V-vi-IV

G# → D# → Fm → C#

vi-IV-I-V

Fm → C# → G# → D#

The Diatonic Family

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

Triads

G# A#m Cm C# D# Fm Gdim

7ths

G#maj7 A#m7 Cm7 C#maj7 D#7 Fm7 Gm7b5

Scale Compatibility

View All Scales

Minor Harmonic Minor Diminished Phrygian Locrian Vietnamese 1 Pelog Hirajoshi Malkos Raga Augmented Altered Locrian #2 Ultralocrian Augmented Heptatonic Balinese

* 15 scales found containing the notes C, G#, B, E.

Acoustic & Digital Analysis

Digital footprint of the G#m#5/C chord for MIDI programming and synthesizer sound design.

MIDI Numbers 60, 68, 71, 64

Frequencies (Hz)

261.6255653005986, 415.3046975799451, 493.8833012561241, 329.6275569128699