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NGC 2158


NGC 2158

Acquisition:

Bortle 7 skies
Nikon D7000 camera
Orion Apex 102mm telescope, 1300mm focal length
Orion AstroView EQ3 with single-axis drive
30s x 40 frames
f/12.7
ISO 800

Processing:

Siril:

Background extraction
Photometric color calibration
Asinh transformation
Manual histogram adjustment

RawTherapee:

Chroma and luminance denoising
Color curve adjustment
Black point and brightness adjustments






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