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F#aug chord (F sharp augmented) on piano

F#aug (F sharp augmented) has three notes: F sharp, A sharp and C double sharp. Its formula is 1, 3, #5.

F#aug inversions and fingering

C##F#A#
Root position
F# A# C## · RH 1-3-5 · LH 5-3-1
C##A#F#
First inversion
A# C## F# · RH 1-3-5 · LH 5-3-1
C##F#A#
Second inversion
C## F# A# · RH 1-3-5 · LH 5-3-1

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F#aug chord facts
SymbolF#aug
Also writtenF#+, F#(#5)
NotesF# A# C##
Formula1 3 #5
Intervalsroot, major third, minor sixth
TypeAugmented chord

F#aug across the keyboard

C3C4C5C###5C###5F#1A#3F#1A#3

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

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Questions

What notes are in the F#aug chord?

F#aug (F sharp augmented) has three notes: F sharp, A sharp and C double sharp. Its formula is 1, 3, #5. F# is the root, A# is the major third and C## is the minor sixth.

How do you play F#aug on piano?

Play F#, A# and C## together. Root position: F# A# C## · RH 1-3-5 · LH 5-3-1.

What is the difference between F#aug and F#?

F#aug and F# share F# and A#. F#aug has C##, the sharp 5th, where F# has C#, the 5th.