By Grzegorz Fital | 2023-07-21
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On 07/22/2023 05:00 am by Mohammed Abdallah| Suez, Egypt
Helix, NGC 7293, or the Eye of Sauron Nebula ( the eye is watching us)
I was amazed by the details I could get from bortle 8. This was taken over the course of 3 days from my rooftop in Suez city, Egypt.
Nikon D3500
Hoya Starscape LP Filter
Skywatcher Star Adventurer Mini
Nikkor 70-300 f4.5-6.3
Total integration time 11 hours and 20 min, but siril stacked about 7 compatible hours only.
Settings
250mm f6 iso 400
680 min 120s x 340 subs with flat, dark, bias frames
Siril, Starnet++V2 and Adobe Photoshop.
