M81, M82
Photo description / processing
Old photo, new processing.
Technical information
- Telescope/Lens
- Sky-Watcher 200/800
- Camera
- ZWO ASI294MM Pro
- Mount
- Sky-Watcher HEQ5 Pro
- Location
- Barnaul, Russia
Light pollution
Gray, Bortle 2 zone
- Date taken
Exposure
- 20 × 180″ · ISO/Gain: 120 · Optolong R ·
- 20 × 180″ · ISO/Gain: 120 · Optolong G ·
- 20 × 180″ · ISO/Gain: 120 · Optolong B ·
- 10 × 300″ · ISO/Gain: 120 · Optolong Ha ·
Total exposure: 3 h 50 m
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