A# 9(b5)

The A# 9(b5) chord consists of the A# (Perfect unison), D (Major third), E (Diminished fifth), G# (Minor seventh) and C (Major ninth) notes.

Piano keyboard showing the notes for a A# 9(b5) chord

How to play the A# 9(b5) chord

  1. Find A# (Root) on the piano keyboard
  2. Add D (Major third) — 4 semitones above A#
  3. Add E (Diminished fifth) — 6 semitones above A#
  4. Add G# (Minor seventh) — 10 semitones above A#
  5. Add C (Major ninth) — 14 semitones above A#
  6. Press all 5 notes simultaneously to sound the A# 9(b5) chord

Related chords with different root

Related slash chords