G# Altered

Nathaniel School of Music, 2026

Key

G#

Form

one octave up and down

Level

6

Every tension altered: b9, #9, #11, b13 (7th mode of melodic minor). For V7alt resolving to minor or major. The 3rd and b7 keep their own letters; each tension takes whichever letter reads more easily in this key (the #9 as a minor 3rd or raised 2nd, the #11 as b5 or #4, the b13 as b6 or #5).

Chords: G#7alt