Acquiring the Cygnus mosaic

Most of the summer and fall of 2019 was spent imaging the Cygnus region in Hydrogen Alpha. I ended up doing a 30 tiles mosaic, with one hour of integration per tile. Each tile is made of 60 subs of 1 minute each, stacked together. The image covers a very wide field of 22×19 degrees,Continue reading “Acquiring the Cygnus mosaic”