Emission Nebula in Cygnus - NGC6888
ST-10XME and CFW8a, Astrodon 6nm H-Alpha filter
AP155EDF Triplet Refractor w Robofocus
10 x 30 min self-guided on an AP900GTO mount
Acquired, Flats and Darks subtracted in CCDSoft5
Alignment and Sigma Reject combine in Maxim
Levels in PS CS2
Minor sharpening via USM Filter CS2
Noise Reduction via Reduce Noise in PS CS2 (Strength 7; Preserve Details 50%; Sharpen Details 50%) on the background only