Found at the centre of Cygnus - The Swan
The Butterfly Nebula - IC1318
ST-10XME and CFW8a, Astrodon 6nm H-Alpha filter
AP155EDF Triplet Refractor w Robofocus
4 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
Noise Reduction via Reduce Noise in PS CS2 on the background only
Click on the image to see it at 2x this size.
Flesherton, Ontario
Oct 26 2007