SH2-308 Dolphin Head Nebula
Photo description / processing
This target was the hardest I've ever taken
Only after adding some narrowband data, the noise level (especially in the green/blue channel) dropped to an acceptable to process value
Technical information
- Telescope/Lens
- Askar V
- Camera
- ZWO ASI 2600mc
- Mount
- ZWO AM5
- Guide Scope
- Askar 32mm f/4
- Guide Camera
- ZWO ASI120MC
- Software
- Pixinsight, Adobe Photoshop
- Location
- Adelaide, Australia
Light pollution
Yellow, Bortle 5 zone
- Date taken
Exposure
- 146 × 300″ · ISO/Gain: 0 · RGB ·
- 83 × 300″ · ISO/Gain: 100 · OIIISII ·
Total exposure: 19 h 5 m
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