Celestial hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  Great Orion Nebula  ·  Lower Sword  ·  M 42  ·  M 43  ·  Mairan's Nebula  ·  NGC 1973  ·  NGC 1975  ·  NGC 1976  ·  NGC 1977  ·  NGC 1980  ·  NGC 1982  ·  Orion Nebula  ·  The star 42Ori  ·  The star 45Ori  ·  The star θ1Ori  ·  The star θ2Ori  ·  The star ιOri  ·  the Running Man Nebula
M42 - Great Orion Nebula, robo9981
M42 - Great Orion Nebula
Powered byPixInsight

M42 - Great Orion Nebula

M42 - Great Orion Nebula, robo9981
M42 - Great Orion Nebula
Powered byPixInsight

M42 - Great Orion Nebula

Equipment

Loading...

Acquisition details

Loading...

Description

M42 - The Great Orion Nebula

Quick capture last night to test the new autofocuser. Came out well for just being two hours!

Processing Details

1. Preprocessing & Integration using WBPP

2. DrizzleIntegration (kernel = vark1.5 / dropshrink 0.7 / CFA)

3. DynamicCrop

4. DBE

5. BackgroundNeutralization

6. PhotometricColorCalibration

7. TGVDenoise (L*a*b mode, low contrast mask following Jon Rista's method)

8. MMTDenoise (Chroma + Lum separately, high attenuation mask, following Jon Rista's method)

9. RepairHSVSeparation to fix star cores

10. Light ArcsinhStretch

11. EZSoftStretch

12. BackgroundNeutralization

13. HDRMultiscaleTransformation on extracted L channel

14. Two rounds of LHE (128/4.0/0.1 and 256/8.0/0.05) on extracted L channel

15. LRGBCombination

16. CurvesTransformation

17. MorphologicalTransformation for star de-emphasis (Erosion, two rounds with different starmasks)

18. SCNRGreen

19. Curves

20. DarkStructureEnhance

21. ACDNR Chrominance

22. Light UnsharpMask w/ a mask of L - stars

Comments

Sky plot

Sky plot

Histogram

M42 - Great Orion Nebula, robo9981