M27 Dumbbell Nebula. (Narrow Bands to CMYK)
Photo description / processing
My own method for converting Ha, OIII, SII, and LUM into a CMYK image.
Technical information
- Telescope/Lens
- Meade 8-inch LX200 EMC
- Camera
- QHY163M
- Mount
- EQ6R-PRO
- Guide Scope
- Custom MEADE Infinity 80 f/10
- Guide Camera
- MEADE LPI-G Advanced Monochrome
- Accessories
- 2" ATIK 7 nm Narrow Bands & LPRO Filters
- Software
- SharpCap, DeepSkyStacker, Photoshop, OSXPhotos
- Location
- Frisco, United States
Light pollution
Red, Bortle 7 zone
Exposure
- 100 × 45″ · ISO/Gain: 200 · Offset: 16, LPRO
- 49 × 60″ · ISO/Gain: 250 · Offset: 32, Ha 656/7 nm
- 60 × 60″ · ISO/Gain: 200 · Offset: 32, OIII 500/7 nm
- 64 × 90″ · ISO/Gain: 220 · Offset: 16, SII 672/7 nm
Total exposure: 4 h 40 m
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