G# maj7(add13)/C#
The G# maj7(add13) chord consists of the G# (Perfect unison), C (Major third), D# (Perfect fifth), G (Major seventh) and F (Major thirteenth) notes, with C# as the bass note.
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How to play the G# maj7(add13)/C# chord
- Play C# as the lowest bass note in the left hand
- Find G# (Root) on the piano keyboard
- Add C (Major third) — 4 semitones above G#
- Add D# (Perfect fifth) — 7 semitones above G#
- Add G (Major seventh) — 11 semitones above G#
- Add F (Major thirteenth) — 21 semitones above G#
- Press all 6 notes simultaneously to sound the G# maj7(add13)/C# chord