Cygnus Loop
Photo description / processing
I struggled a lot with the background—I couldn't figure out if it was not properly flattened or if hydrogen was showing up there...
Technical information
- Telescope/Lens
- Askar FRA600
- Camera
- QHY600L
- Mount
- Sky-Watcher AZ-EQ6 Pro
- Guide Scope
- QHYOAG-M
- Guide Camera
- asi274mm mini
- Accessories
- 0.7x Reducer
- Software
- PixInsight, N.I.N.A.
- Location
- Moscow, Russia
Light pollution
Orange, Bortle 6 zone
- Date taken
Exposure
- 20 × 600″ · ISO/Gain: 25 · Ha ·
- 20 × 600″ · ISO/Gain: 25 · OIII ·
- 40 × 60″ · ISO/Gain: 25 · R ·
- 40 × 60″ · ISO/Gain: 25 · G ·
- 40 × 60″ · ISO/Gain: 25 · B ·
Total exposure: 8 h 40 m
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