The A♯ Half-Whole Diminished scale contains eight notes: A♯, B, C♯, C♯♯, E, E♯, F♯♯, and G♯. It follows the whole-step / half-step pattern H-W-H-W-H-W-H-W.
A♯ Half-Whole Diminished Scale Notes
| Degree | Name | Note | Interval |
|---|---|---|---|
| 1 | Root | A♯ | P1 |
| ♭2 | Minor 2nd | B | m2 |
| ♭3 | Minor 3rd | C♯ | m3 |
| 3 | Major 3rd | C♯♯ | M3 |
| ♭5 | Diminished 5th | E | d5 |
| 5 | Perfect 5th | E♯ | P5 |
| 6 | Major 6th | F♯♯ | M6 |
| ♭7 | Minor 7th | G♯ | m7 |
| 8 | Octave | A♯ | P8 |
Key Signature
The A♯ Half-Whole Diminished Scale doesn’t line up with a single major or minor key, so it has no standard key signature. Its notes are written with accidentals as needed.
Accidentals