Gb13 chord
Gb13 chord for guitar with diagrams, fingerings and notes.
All chords More Gb chordsDescription and theory
Gb13 is equivalent to F sharp 13th. Gb13 is usually played as one of two movable shapes depending on the most suitable position on the fretboard, or played in open positions.
Chord structure
The chord consists of seven notes but is played with one or more notes omitted. The notes represent the root, major third, perfect fifth, minor seventh, major ninth, perfect eleventh and major thirteen intervals.
Chord name
Gb13 is an abbreviation for G flat dominant thirteen. A less common abbreviation is Gbdom13.
Notes
The notes that the Gb13 chord consists of are Gb, Bb, Db, E, Ab, B and Eb.
Chord progressions
Abm7 - Gb13 - Bmaj7
Inversions
1st inversion: Gb13/Bb (means that Bb is the bass note).
2nd inversion: Gb13/Db (means that Db is the bass note).
3rd inversion: Gb13/E (means that E is the bass note).
4th inversion: Gb13/Ab (means that Ab is the bass note).
5th inversion: Gb13/B (means that B is the bass note).
6th inversion: Gb13/Eb (means that Eb is the bass note).
Omissions
Gb13(no3) is a Gb 13th with no third (Bb).
Gb13(no5) is a Gb 13th with no fifth (Db).
Gb13(no9) is a Gb 13th with no ninth (Ab).