F#7-9 (F#7b9) altered chord

Altered F# chord for piano presented by keyboard diagrams.
Explanation: The F#7-9 alter the F#9 by the change of one note. The chord name can also be written as F#7b9 or F#7(b9).
Theory: The F#7-9 are identical with the F#9 except that the major ninth is flattenedThe tone is one half step lower.

F#7-9

F#7-9 chord diagram
Notes: F# - A# - C# - E - G

F7-9 chord ‹ Previous • Next › G7-9 chord

See also F#7+9 chord ›

F# chord categories

F# F#m F#7 F#m7 F#maj7 F#mM7 F#6 F#m6 F#6/9 F#5 F#9 F#m9 F#maj9 F#11 F#m11 F#maj11 F#13 F#m13 F#maj13 F#add F#7-5 F#7+5 F#sus F#dim F#dim7 F#m7b5 F#aug F#aug7