M101 Pinwheel Galaxy
By jl694
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Date: 7 September 2013
Equipment: Skywatcher Explorer 150P, EQ3-2 with dual-axis motor drive, Canon EOS 1100D
Exposure: 48 X 45s @ ISO800, 34 dark frames, 30 bias frames ,18 flat frames
Processing: Raw files (cr2) stacked with Deep Sky Stacker Beta, curves adjusted and background removed with GIMP, (using heavily Gaussian-blurred layer subtraction), mild Gaussian blur applied in Fitswork to reduce noise
Location: London, England
Copyright
© James Luis
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