Andromeda Nebula

Posted: Aug 21st, 2026

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NGC

Technical Info

Telescope/Lens: Sky-Watcher 150/750

Camera: Canon 200 Da

Mount: Sky-Watcher HEQ5 PRO SynScan

Guide Scope: SVBONY 60/240

Guide Camera: ZWO ASI 120 Mini

Software: APT, DeepSkyStacker, FitsWork, FITStacker, StraNet2GUI, Photoshop

Accessories: Baader MPCC Mark III, iOptron iPolar, Bahtinov mask, Gemini 190 mm

Exposure:

174 x 90" ISO/Gain: 800

Red, Bortle 7 zone:

Chelyabinsk, Kremenkul', Russia

Aug 20th, 2026

4 h 21 m

Resolution: 5716x3969 px

Scale: 2475 KB

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The Andromeda Spiral Galaxy (Andromeda Nebula, Messier 31, NGC 224, PGC 2557)
Dwarf elliptical galaxy Messier 110
Dwarf elliptical galaxy Messier 32 (NGC 221)

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

Kremenkul, Chelyabinsk Oblast
Red light pollution zone. Class 7 on the Bortle scale.

Capture on 19-20.08.2026
Total 174 Light frames at 90 seconds each + 20 Dark frames + 20 Bias frames + 20 Flat frames
ISO 800

Integrated signal Σ=4h21'00"

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

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