Bbaug chord
The B-flat augmented chord (abbreviated "Bbaug chord") is a triad consisting of the notes B♭, D, and F♯. The chord is formed by raising the fifth of a B-flat major chord a half step.
Name
B-flat augmented chord
Synonym
B-flat augmented triad
Notes
B♭ D F♯
Intervals
1 3 ♯5
Chord symbol
B♭+
Alternative symbols
B♭aug B♭(#5)
Type
Triad (three-note chord)