Every scale and chord, every instrument, one screen.

F#maj9 chord (F sharp major ninth) on piano

F#maj9 (F sharp major ninth) has five notes: F sharp, A sharp, C sharp, E sharp and G sharp. Its formula is 1, 3, 5, 7, 9. In major keys, F#maj9 is the Imaj9 chord in F# major and the IVmaj9 in Db major.

F#maj9 inversions and fingering

E#F#A#
Shell (left hand)
F# A# E# · LH 5-3-1
E#F#A#C#G#
Two hands
F# E# A# C# G# · RH 1-2-5 · LH 5-1

Hear it and see every shape in ScaleSpace →

F#maj9 chord facts
SymbolF#maj9
Also writtenF#M9, F#Δ9
NotesF# A# C# E# G#
Formula1 3 5 7 9
Intervalsroot, major third, perfect fifth, major seventh, major second
TypeMajor ninth chord

F#maj9 across the keyboard

C3C4C5E#7E#7C#5F#1G#9A#3C#5F#1G#9A#3

Piano, C3 to C5. Notes in this scale, low to high: C#3 (5), E#3 (7), F#3 (1), G#3 (9), A#3 (3), C#4 (5), E#4 (7), F#4 (1), G#4 (9), A#4 (3).

Swipe the chart sideways to see all of it.

Questions

What notes are in the F#maj9 chord?

F#maj9 (F sharp major ninth) has five notes: F sharp, A sharp, C sharp, E sharp and G sharp. Its formula is 1, 3, 5, 7, 9. F# is the root, A# is the major third, C# is the perfect fifth, E# is the major seventh and G# is the major second.

How do you play F#maj9 on piano?

Play F#, A#, C#, E# and G# together. Shell (left hand): F# A# E# · LH 5-3-1.

What key is F#maj9 in?

In major keys, F#maj9 is the Imaj9 chord in F# major and the IVmaj9 in Db major. It is diatonic to those keys, so it fits songs in any of them.

What is the difference between F#maj9 and F#maj7?

F#maj9 is F#maj7 (F#, A#, C# and E#) with G#, the 9th, added.