Celestial hemisphere:  Northern  ·  Constellation: Orion (Ori)
Ced 51 in Orion, robo9981
Ced 51 in Orion
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Ced 51 in Orion, robo9981
Ced 51 in Orion
Powered byPixInsight

Equipment

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Acquisition details

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Description

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
  1. Preprocessing & Integration using WBPP
  2. Drizzle Integration on all channels


Luminance
  1. DBE
  2. IntegerResample to downsample to original resolution
  3. EZDenoise
  4. HistogramTransformation to stretch one copy
  5. MaskedStretch to stretch another copy
  6. Blended two stretched images at 60% HT and 40% MS
  7. LHE on starless copy
  8. Enhance large scale structures on starless
  9. Merge starless with stars, and then merge with original at 50% each


RGB
  1. DynamicCrop
  2. DBE
  3. PhotometricColorCalibration
  4. SCNR Green
  5. IntegerResample to downsample to original resolution
  6. EZDenoise (TGV + MMT)
  7. One additional round of DBE to clear up some lingering gradients
  8. ArcsinhStretch x2
  9. HistogramTransformation for final stretch
  10. LRGBCombination
  11. Various Curves
  12. EZStarReduction
  13. NoiseGeneration on extracted L to clear up halos from star reduction
  14. Slight unsharp mask to recover sharpness.  Blended with original.
  15. DarkStructureEnhance at 0.1 scale

Comments

Sky plot

Sky plot

Histogram

Ced 51 in Orion, robo9981