Ab13 chord
Ab13 chord for guitar with diagrams, fingerings and notes.
All chords More Ab chordsDescription and theory
Ab13 is equivalent to G sharp 13th. Ab13 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
Ab13 is an abbreviation for A flat dominant thirteen. A less common abbreviation is Abdom13.
Notes
The notes that the Ab13 chord consists of are Ab, C, Eb, Gb, Bb, Db and F.
Chord progressions
Ebm7 - Ab13 - Dbmaj7
Inversions
1st inversion: Ab13/C (means that C is the bass note).
2nd inversion: Ab13/Eb (means that Eb is the bass note).
3rd inversion: Ab13/Gb (means that Gb is the bass note).
4th inversion: Ab13/Bb (means that Bb is the bass note).
5th inversion: Ab13/Db (means that Db is the bass note).
6th inversion: Ab13/F (means that F is the bass note).
Omissions
Ab13(no3) is an Ab 13th with no third (C#).
Ab13(no5) is an Ab 13th with no fifth (E).
Ab13(no9) is an Ab 13th with no ninth (B).