Chord · 9ths

F♯maj9 — F♯ Major 9th

F♯maj9 is the F♯ major 9th chord. It is built on the root F♯ with major 3rd (A♯), perfect 5th (C♯), major 7th (E♯) and major 9th (G♯) above it — the formula 1 3 5 7 9, sounding the notes F♯ A♯ C♯ E♯ G♯. On the piano it sits at F# (octave 4) and above in the library's voicing; the same 5 notes in any octave are still F♯maj9.

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

On the keyboard

F♯maj9 on the piano keyboard: F♯ A♯ C♯ E♯ G♯F♯A♯C♯E♯G♯

The notes of F♯maj9

DegreeNoteInterval from the rootPitch
1F♯rootF♯4
3A♯major 3rdA♯4
5C♯perfect 5thC♯5
7E♯major 7thE♯5
9G♯major 9thG♯5

Other 9ths on F♯

Major 9th chords on every root

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