Chord · 9ths

F♯maj9♭5 — F♯ Major 9th ♭5

F♯maj9♭5 is the F♯ major 9th ♭5 chord. It is built on the root F♯ with major 3rd (A♯), diminished 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♭5.

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

On the keyboard

F♯maj9♭5 on the piano keyboard: F♯ A♯ C E♯ G♯F♯A♯CE♯G♯

The notes of F♯maj9♭5

DegreeNoteInterval from the rootPitch
1F♯rootF♯4
3A♯major 3rdA♯4
♭5Cdiminished 5thC5
7E♯major 7thE♯5
9G♯major 9thG♯5

Other 9ths on F♯

Major 9th ♭5 chords on every root

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