PixInsight 
Linear Image Quality Enhancements

Step 7: Enhancing the DSO (Cloud) Image

 

updated: 2025-09-28


  1. Apply a Histogram Stretch process on the image for more contrast. The result is a stretched image.
  2. Apply a Curves Transformation process on the image to enhance the colors


Step

Before the enhancement

After the enhancement

1

Histogram Transform


“*_CLOUD” into sub folder "Work"

with Autozero shadows and
Autozero highlights
“*_CLOUD_HT” into sub folder "Work"

2

Curves Transfor-mation

“*_CLOUD_HT” into sub folder "Work"


“*_CLOUD_HT_CT” into sub folder "Work"

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