Skip to content
Dim & aug familyIII+maj7 in F♯ harmonic minor

A augmented major seventh chord

Amaj7♯5

A augmented major seventh

Piano root position

  • Root
  • 3
  • ♯5
  • 7

Guitar standard tuning

Fret 5

No barre: each note has its own finger.

EA×DGBe×56789AG♯C♯E♯

Finger: 1 index, 2 middle, 3 ring, 4 little

Notation treble clef

𝄞♯♯♯

Intervals

12 semitones
  1. A1
  2. ♭2
  3. 2
  4. ♭3
  5. C♯3
  6. 4
  7. ♭5
  8. 5
  9. E♯♯5
  10. 6
  11. ♭7
  12. G♯7
  • A Root
  • C♯ Major 3rd
  • E♯ Augmented 5th
  • G♯ Major 7th

About this chord

What is an A augmented major seventh chord?

Amaj7♯5 is built from 4 notes: A (the root), C♯ (the 3), E♯ (the ♯5), G♯ (the 7). An augmented triad with a major seventh: the bright, floating III chord of the harmonic and melodic minor.

Notes
A · C♯ · E♯ · G♯
Formula
1 · 3 · ♯5 · 7
Also written
A+maj7 · AΔ7♯5
Found in
III+maj7 in F♯ harmonic minor

Neighbours

Chords close to Amaj7♯5

Play it, and Melodio names it.

The desktop app does the same, live: plug in a MIDI keyboard and every chord you hold appears with its notes, intervals and guitar shape. Free.

Download Melodio

Windows · macOS · Linux

All 348 chords

Every chord type on every root, each with its own page.