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Major family

A six-nine chord

A6/9

A six-nine

Piano root position

  • Root
  • 3
  • 5
  • 6
  • 9

Guitar standard tuning

Barre · fret 11

Lay your index flat across strings 4 to 3 at fret 11.

E×ADGBe1112131415Barre at fret 11AC♯F♯BE

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

Notation treble clef

𝄞♯♯

Intervals

12 semitones
  1. A1
  2. ♭2
  3. B9
  4. ♭3
  5. C♯3
  6. 4
  7. ♭5
  8. E5
  9. ♯5
  10. F♯6
  11. ♭7
  12. 7
  • A Root
  • C♯ Major 3rd
  • E Perfect 5th
  • F♯ Major 6th
  • B Major 9th

About this chord

What is an A six-nine chord?

A6/9 is built from 5 notes: A (the root), C♯ (the 3), E (the 5), F♯ (the 6), B (the 9). Warm and floating, a favourite final chord in jazz and bossa nova.

Notes
A · C♯ · E · F♯ · B
Formula
1 · 3 · 5 · 6 · 9
Also written
A69
Found in
Outside the major and minor keys

Scales that contain A6/9

Neighbours

Chords close to A6/9

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All 348 chords

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

C

D♭

D

E♭

E

F

G♭

G

A♭

A

B♭

B