Equipment
- GSO 6" f/4 Newtonian w/ Skywatcher Quattro CC
- iOptron CEM40
- ZWO ASI1600-MM Pro
- ZWO L/R/G/B filters
Integration Time
-
L: 645x90s
-
R: 213x90s
-
G: 213x90s
-
B: 213x90s
-
Total: 32.1 hours
Processing Details
Preprocessing & Integration
- Preprocessing & Integration using WBPP
- Drizzle Integration on all channels
Luminance
- DBE
- IntegerResample to downsample to original resolution
- EZDenoise
- HistogramTransformation to stretch one copy
- MaskedStretch to stretch another copy
- Blended two stretched images at 60% HT and 40% MS
- LHE on starless copy
- Enhance large scale structures on starless
- Merge starless with stars, and then merge with original at 50% each
RGB
- DynamicCrop
- DBE
- PhotometricColorCalibration
- SCNR Green
- IntegerResample to downsample to original resolution
- EZDenoise (TGV + MMT)
- One additional round of DBE to clear up some lingering gradients
- ArcsinhStretch x2
- HistogramTransformation for final stretch
- LRGBCombination
- Various Curves
- EZStarReduction
- NoiseGeneration on extracted L to clear up halos from star reduction
- Slight unsharp mask to recover sharpness. Blended with original.
- DarkStructureEnhance at 0.1 scale
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