User blog comment:Paleomario66/Piccolo's Moon Busting Feat Re-Re-calc/@comment-9261410-20191127180943/@comment-31835132-20191127205231

It depends on how the moon is destroyed. Nightmare in Kirby's Adventure destroyed a portion of the moon, but it was calculated to be Planet level.

This calculation is right and this method has been used for other Dragon Ball calculations, like Planet Vegeta's destruction.