Chords

Gb maj9#5

Gb · Bb · D · F · Ab

Gb maj9#5 (Gbmaj9#5) is a augmented chord of 5 notes: Gb · Bb · D · F · Ab.

Also written GbMaj9#5

Gb maj9#5

Gb · Bb · D · F · Ab

Play it on your instrument
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Voicings on the piano
VoicingNotesPlay it on your instrument
Closed, root positionGb3 · Bb3 · D4 · F4 · Ab4
Open (drop 2)F3 · Gb3 · Bb3 · D4 · Ab4
ShellGb3 · Bb3 · F4
RootlessBb3 · F4 · Ab4

Tap a key or a fret to hear it.

Anatomy

Gb maj9#5 (Gbmaj9#5) contains the notes Gb · Bb · D · F · Ab, each with a role measured as an interval from the root.

Read on: how triads are built · seventh chords · extensions

Inversions

An inversion of Gb maj9#5 puts a chord tone other than Gb in the bass; the name after the slash is that bass note.

Where it lives

The keys and the scales Gb maj9#5 belongs to.

In which keys

Gb maj9#5 is diatonic to 1 key; the numeral is its degree and the label its harmonic function.

Extensions beyond the seventh count when every note sits in the key.

Scales that contain it

Gb maj9#5 fits inside these scales, each built on Gb.

Understanding the Gb maj9#5 chord

Names and symbols

Gbmaj9#5 is the chord symbol for Gb maj9#5; it is also written GbMaj9#5.

maj7♯5 and +Δ7 both mean this chord. It is not the aug7 of most charts, which carries a minor seventh; the Δ is what marks the major seventh here.

Common questions

What notes are in the Gb maj9#5 chord?
The Gb maj9#5 chord contains the notes Gb · Bb · D · F · Ab: the root Gb with the intervals 1P, 3M, 5A, 7M, 9M stacked above it. Play them together for the chord or one after another for an arpeggio. The lowest note is normally Gb, but any chord tone can take the bass in an inversion.
What intervals make up the Gb maj9#5 chord?
Measured from Gb, the Gb maj9#5 chord stacks the intervals 1P, 3M, 5A, 7M, 9M. The quality of the third and of the seventh, if there is one, is what gives the chord its character; the rest of the notes colour it. Every interval in the formula links to its own page, with its sound.
How do I play the Gb maj9#5 chord?
On guitar the most common Gb maj9#5 shape is 213131, read from the lowest string to the highest; the instrument panel above shows several more with their fingerings. On piano play Gb3 · Bb3 · D4 · F4 · Ab4 with the right hand, or move the root down into the left hand and keep the rest above it. Every shape on this page plays when you press it.

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