SH2-308: The Dolphin-Head Nebula
Technical information
- Telescope/Lens
- William Optics ZenithStar 81 / ZS81
- Camera
- ZWO ASI533MM Pro
- Mount
- Sky-Watcher HEQ5 Pro
- Guide Scope
- SVBony SV165 30mm Mini Guide Scope
- Guide Camera
- ZWO ASI 290MM mini
- Accessories
- William Optics 0.8x Flattener/Reducer APO
- Software
- PixInsight
- Location
- Станица Динская, Россия
Light pollution
Orange, Bortle 6 zone
- Date taken
Exposure
- 25 × 120″ · ISO/Gain: 100 · Antlia 3nm Narrowband H-alpha 1.25" ·
- 4 × 600″ · ISO/Gain: 0 · Antlia 3nm Narrowband Oxygen III 1.25" ·
- 22 × 300″ · ISO/Gain: 100 · Antlia 3nm Narrowband Oxygen III 1.25" ·
Total exposure: 3 h 20 m
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