A processing example with original Messier 101 raw data acquired by Hellas Sky (Part 1)
www.hellassky.com

00:34 Data presentation
01:09 Synthetic luminance
04:37 RGB composition
06:47 Applying GradientCorrection to the luminance image
08:38 Applying GradientCorrection to the RGB image
11:01 Correcting the line pattern in the Halpha image
12:32 Applying GradientCorrection to the Halpha image