Caldwell 20, IC 5070.

 Posted: Nov 4th, 2025
Show astrometry on hover
NGC
IC
HD
Technical Info
Telescope/Lens: Canon EF-S 55-250mm
Camera: Canon 1100Da
Mount: Штатив
Software: Sequator, Siril 1.4 beta2, Starnet++ GUI, Adobe Lightroom.
Exposure:
120 x 5" ISO/Gain: 1600
Orange, Bortle 6 zone:
 S Rameno Syzranskiy R-N, Russia
 Nov 1st, 2025
10 m
441
Resolution: 1622x1080 px
Scale: 806 KB

So I finally upgraded my setup a bit. On the very day of delivery, I decided to test it out, and I chose the North America Nebula because it's quite bright and was still near the zenith at that time. Overall, despite the Moon being at 89%, the result turned out pretty good, especially compared to my previous work. Here are the specs: 120×5s, f5.0, ISO 1600, 100mm.

Updated
  2 Apr, 2026
  10 m
I played around with the channels on an old photo using Siril. I removed the blue channel, duplicated the red channel with hydrogen (placed it in R and G), and…
Current photo
  4 Nov, 2025
  10 m
So I finally upgraded my setup a bit. On the very day of delivery, I decided to test it out, and I chose the North America Nebula because it's quite bright and…
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