Abell 21
Technical information
- Telescope/Lens
- Sky-Watcher 130/650
- Camera
- ZWO ASI585MC
- Mount
- EQ5
- Guide Scope
- Guide Scope 52/200
- Guide Camera
- GPCMOS2000KMA
- Software
- Siril, Adobe Photoshop
- Location
- п. Красный Богатырь, Тульская обл., Россия
Light pollution
Yellow, Bortle 5 zone
Exposure
- 60 × 180″ · ISO/Gain: 252 · SVBONY UV/IR CUT
- 60 × 180″ · ISO/Gain: 252 · Optolong L-Pro
- 112 × 180″ · ISO/Gain: 252 · zwo duo band
Total exposure: 11 h 36 m









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