Gb 13th chord

Gb13 chord for piano presented by keyboard diagrams.
Explanation: The G flat thirteenth is a seven-note chord. Due to practical circumstances, some notes (as a suggestion fifth, ninth, and eleventh) are omitted and the chord is played inverted. The chord is sometimes played with both hands. The chord is often abbreviated as Gb13.
Omissions: Gb13(no3): Gb - Db - E - Ab - B - Eb; Gb13(no5): Gb - Bb - E - Ab - B - Eb.
Theory: The Gb thirteenth chord is constructed by adding a third to an eleventh chord.


Gb13 chord diagram
Notes: Gb - Bb - Db - E - Ab - B - Eb / Gb - Bb - Db - E - Ab - Cb - Fbb

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Gb13 inverted

Gb13 chord diagram
One of many possible inversions (with the 5th and the 11th omitted)

Gb chord categories

Gb Gbm Gb7 Gbm7 Gbmaj7 GbmM7 Gb6 Gbm6 Gb6/9 Gb5 Gb9 Gbm9 Gbmaj9 Gb11 Gbm11 Gb13 Gbm13 Gbmaj13 Gbadd Gb7-5 Gb7+5 Gbsus Gbdim Gbdim7 Gbm7b5 Gbaug Gbaug7