About the B augmented seven sharp nine chord
B augmented seven sharp nine sits outside the plain diatonic set, so it is borrowed to add color and tension. Think of it as a B augmented seventh sharp nine chord.
Its notes are B, D♯, G, A, and D. The intervals are a major third, an augmented fifth, a minor seventh, and an augmented ninth.
Inversions
B augmented seven sharp nine (root position)
Notes and intervals
| 1 | B | Root |
|---|---|---|
| 2 | D sharp | Major 3rd |
| 3 | G | Augmented 5th |
| 4 | A | Minor 7th |
| 5 | D | Augmented 9th |
Shapes
Chromatic
Circle of Fifths
Other B chords
Simpler triads
Suspended
B suspended two chordB suspended four chordB seven suspended four chordB nine suspended four chordB thirteen suspended four chord
Sixths and sevenths
B six chordB minor six chordB minor flat six chordB seven chordB major seven chordB minor seven chordB minor seven flat five chordB diminished seven chordB minor major seven chordB major seven flat five chordB major seven sharp five chordB minor major seven flat five chord
Extensions
B nine chordB add nine chordB major nine chordB minor nine chordB eleven chordB thirteen chordB six nine chordB minor add nine chordB major eleven chordB major thirteen chordB minor eleven chordB minor thirteen chordB minor six nine chordB minor major nine chordB minor major eleven chord
Altered
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