Pure hydrogen in Orion, without stars or color.
Technical information
- Telescope/Lens
- William Optics RedCat 51
- Camera
- ZWO ASI 2600MM Pro
- Mount
- SkyWatcher AZ-GTe
- Guide Scope
- ZWO Mini 30/120
- Guide Camera
- ZWO ASI120MM
- Software
- Pixinsight
- Location
- Равда, Болгария
Light pollution
Red, Bortle 7 zone
- Date taken
Exposure
- 40 × 300″ · ISO/Gain: 0 · Baader Ha ·
Total exposure: 3 h 20 m
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