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Sadr Region in Cygnus


Sadr Region in Cygnus

Acquisition:

Bortle 7 skies
Nikon D7000 camera
18-140mm zoom lens at 140mm
Orion AstroView EQ3 with single-axis drive
30s x 110 frames
f/5.6
ISO 800

Processing:

Siril:

Background extraction
Photometric color calibration
Asinh transformation
Manual histogram adjustment to increase contrast

RawTherapee:

Chroma and luminance denoising
Luminance curve, black point, and saturation adjustments to taste






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