Chord · 11ths

Fmaj9♯11 — F Major 9th ♯11

Fmaj9♯11 is the F major 9th ♯11 chord. It is built on the root F with major 3rd (A), perfect 5th (C), major 7th (E), major 9th (G) and augmented 11th (B) above it — the formula 1 3 5 7 9 ♯11, sounding the notes F A C E G B. On the piano it sits at F (octave 4) and above in the library's voicing; the same 6 notes in any octave are still Fmaj9♯11.

Root
F
Quality
Major 9th ♯11
Formula
1 3 5 7 9 ♯11
Notes
F A C E G B

On the keyboard

Fmaj9♯11 on the piano keyboard: F A C E G BFACEGB

The notes of Fmaj9♯11

DegreeNoteInterval from the rootPitch
1FrootF4
3Amajor 3rdA4
5Cperfect 5thC5
7Emajor 7thE5
9Gmajor 9thG5
♯11Baugmented 11thB5

Other 11ths on F

Major 9th ♯11 chords on every root

Part of the chord reference. See also the scales and the keys.