NGC 4725, NGC 4747
Photo description / processing
34x300s, 20x600s ISO 800
darks 27
flats 20
offsets 100
Technical information
- Telescope/Lens
- Sky-Watcher 150PDS
- Camera
- Canon EOS 600D (astro-modified)
- Mount
- Sky-Watcher HEQ5 Pro (belt-modified)
- Guide Scope
- Jupiter-11A 135mm f/4 Lens
- Guide Camera
- ZWO ASI 120 MM mini
- Accessories
- Baader 2-inch MPCC Mark III, ZWO EAF, ZWO ASIAIR Pro
- Software
- Siril, Adobe Photoshop
- Location
- Волоколамский район, Россия
Light pollution
Green, Bortle 4 zone
- Date taken
Exposure
- 34 × 300″ · ISO/Gain: 800 ·
- 16 × 600″ · ISO/Gain: 800 ·
Total exposure: 5 h 30 m
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