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Dominant family

F♯ dominant seventh flat nine chord

F♯7♭9

F♯ dominant seventh flat nine

Piano root position

  • Root
  • 3
  • 5
  • ♭7
  • ♭9

Guitar standard tuning

Barre · fret 8

Lay your index flat across strings 4 to 2 at fret 8.

E×ADGBe×89101112Barre at fret 8F♯A♯EG

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

Notation treble clef

𝄞♯♯♯

Intervals

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

About this chord

What is an F♯ dominant seventh flat nine chord?

F♯7♭9 is built from 5 notes: F♯ (the root), A♯ (the 3), C♯ (the 5), E (the ♭7), G (the ♭9). Dark tension that pulls hard towards a minor chord.

Notes
F♯ · A♯ · C♯ · E · G
Formula
1 · 3 · 5 · ♭7 · ♭9
Also written
F♯7(♭9)
Found in
Outside the major and minor keys

Neighbours

Chords close to F♯7♭9

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