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Alpha Persei Moving Cluster (Mel 20)
Size:185' Mag:1.2 Dist:601 ly
Camera: Canon EOS 300D Digital Rebel
Lens: Sigma 70-300mm APO @ 150mm, f/5
Exposure: 7x4s=28s @ ISO1600
Mount: Tripod
Processing: Dark, flat and bias calibration, alignment, stacking and digital development in IP 2.0.
Levels, curves, skyglow and noise removal in Photoshop CS with Neat Image.
© 2004-2006 Rich Maruzzi
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