When the ISS flew over Cologne, Germany on 15 May 2020, 02:17 – 02:24 CEST, the path went straight through M106 which I was imaging at that time.
Given the recent Starlink upheaval, I was a bit angry that one of my subexposures had been ruined by a bright satellite. But on second thought I realized that this was a special event. The path of the ISS flyover can be seen here on heavens-above.com.
Single image, exposure time 10 min, not stacked. See below for technical details.Continue reading