Backyard astrophotography in light-polluted Cologne-Dellbrück (19.5 mag/”2)
Skywatcher Esprit 100/550 ED, Skywatcher Flattener, Astronomik L2, ASI 294MC Pro
OAG with Lodestar X2
Mount AZ EQ6 GT
Image acquisition: CdC, APT, PHD2, dithering
10 x 100s, gain 120, -10C, 30 flats, 60 darkflats, 25 darks
Data calibration/integration: PixInsight
Image processing: PixInsight, Photoshop, Lightroom