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Rich Maruzzi | all galleries >> Astrophotography >> Diffuse Nebula > NGC7000_214mm
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July-21-05: 00:58 EDT

NGC7000_214mm

North American Nebula (NGC 7000)
Size:120'x100' Dist:1,600 ly

Camera: Canon EOS 300D Digital Rebel
Lens: Sigma 70-300mm APO @ 214mm, f/5.6
Exposure: 23x25s=9.6 min @ ISO1600
Mount: ETX-90EC polar aligned
Processing: Dark, flat and bias calibration, alignment, stacking and digital development in IP 2.5.
Levels, curves, skyglow & noise removal and shapening in Photoshop CS with Neat Image & Gradient Exterminator.


other sizes: small medium large original auto
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