All about the Ab Diminished h-w scale

What notes are in the Ab Diminished h-w scale?

There are 8 notes in the Ab Diminished h-w scale.

IIIIIIIVVVIVIIVIII
AbBbbBCDEbFGb

What are the alterations in the Ab Diminished h-w scale?

The Ab Diminished h-w scale contains the following alterations:
  • 3 Flat
  • 1 Double Flat