A funny thing happened last night while imaging the planets. I had a satellite transit Saturn. I have this happen all the time in DSO work, but this is the first time for a planet. Probably not the last the way they're going. Captured at 160 fps but slowed for the video clip at Astrobin.
12" F5 Newtonian, ZWO ASI 183mm Pro.
Video --->
https://astrob.in/vk18l4/0/