Leo Triplet (M66 Group)

Leo Triplet Galaxy Group (M66 Group)
Bottom - Spiral galaxy Messier 65 (NGC 3623)
Top - Spiral galaxy Messier 66 (NGC 3627)
Right, edge-on - Spiral galaxy NGC 3628

Equipment:
Camera Canon EOS 200 Da.
Telescope Synta SkyWatcher 150/750, F/5
Mount HEQ-5 Pro
Bahtinov mask
Polar finder camera iOptron iPolar
Coma corrector Baader MPCC Mark III
Guidescope SVBONY 60/240, F/4
Guide camera ZWO ASI 120 Mini
Flat panel Gemini 190 mm

Capture software:
Astrophotography Tool
SharpCap (polar alignment)
EQ-Mode
ASCOM
Cartes Du Ciel
PHD2

Imaging on 15-16.04.2026, Chelyabinsk suburb, Kremenkul area
Red light pollution zone. Class 7 on the Bortle scale.
Total 147 Light frames at 90 seconds each + 20 Dark frames + 20 Bias frames + 20 Flat frames
ISO 400

Total integration time Σ=3h40'30";

Post-processing software:
DeepSkyStacker
FitsWork
FITStacker
Lightroom
StraNet2GUI
Photoshop
Topaz Denoise AI