Updated
M42 The Great Orion NebulaFeb 7th, 2026
1 h 34 m
My previous image had noise reduction artifacts that I couldn't remove, so I had to reprocess it from scratch. Processing workflow
M42 The Great Orion Nebula
Photo description / processing
The weather hasn't been great, so I practiced from the city to remember how to approach the setup.
Technical information
- Telescope/Lens
- Sky-Watcher BKP2001
- Camera
- ToupTek ATR2600C
- Mount
- Sky-Watcher EQ5 OnStep
- Guide Scope
- Angeleyes
- Guide Camera
- zwo asi120mc
- Accessories
- Meyon 2" MPC 1x
- Software
- siril
- Location
- Ростов-на-Дону, Россия
Light pollution
Orange, Bortle 6 zone
- Date taken
Exposure
- 47 × 120″ · ISO/Gain: 100 · LAIDA duo-band 7 нм ·
Total exposure: 1 h 34 m
Photo versions
Current photo
M42 The Great Orion NebulaFeb 5th, 2026
1 h 34 m
The weather hasn't been great, so I practiced from the city to remember how to approach the setup.
Show changes
NGC 1976
Nov 7th, 2025 · UTC · Moon information 95% · >15° / Astronomical night: 7.5 h
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