NGC6888 - Emission Nebula in Cygnus


Emission Nebula in Cygnus - NGC6888
ST-10XME and CFW8a, Astrodon 6nm H-Alpha filter
Takahashi FSQ F/5 Fluorite Refractor w Robofocus
15 x 10 min self-guided on an AP900QMD mount
Acquired, Flats and Darks subtracted in CCDSoft5
Alignment and Sigma Reject combine in Maxim
Levels and curves in PS CS2
Minor sharpening via High Pass Filter CS2
Min filter (1 pixel) run on the stars
Noise Reduction via Reduce Noise in PS CS2 (Strength 9; Preserve Details 25%; Sharpen Details 25%)

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Flesherton, Ontario
August 13 2006