E7altb13 Dominant 7th
The E7altb13 chord is built from the notes E – G# – D – F – A# – C.
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Also known as
E7alt(b13)
Chord tones, one by one
ERoot
Root
The fundamental note the chord is built on — E.
G#Third
Major third
Four semitones — makes the chord major (brighter, happier).
DSeventh
Minor seventh (♭7)
Ten semitones — the dominant/minor seventh. Adds bluesy tension (7, m7).
FExtension
Flat ninth (♭9)
A ♭9 — sharp, dissonant tension typical of altered dominant chords.
A#Extension
Sharp eleventh (♯11)
A ♯11 — the bright, floating Lydian color.
CExtension
Flat thirteenth (♭13)
A ♭13 — dark altered tension over a dominant chord.
🎼 Related scales
Altered (super-Locrian)melodic minor a semitone above
🎹 Modal analysis
This chord implies the Altered (super-Locrian) scale; its characteristic note is the ♭13, a dominant's maximum tension. It is a mode of the melodic minor a semitone above.
🎸 Genres
Modern jazz · Post-bop · Fusion