Thanks guys :rollseyes:
Lester, conditions were only average, but Jupiter was high in the sky. Some nights my blue channel is much worse than the others.
WOY and WOZ mean White Oval Y and White Oval Z. They've been approaching each other for the past month or two and were set to merge last week, but they stalled on their approach. It seems that they've finally started merging now.
You can see them on the NEB (the bottom brown belt) as the 1-2 white spots on the CM (right in the middle).