IC1318 - The Butterlfy Nebula


Found at the centre of Cygnus - The Swan

The Butterfly Nebula - IC1318
STL11000 w 6nm Astronomic H-Alpha filter
AP155EDF Triplet Refractor w Robofocus
7 x 30 min self-guided on an AP900GTO mount
Acquired, Flats and Darks subtracted in CCDSoft5
Alignment and Sigma Reject combine in Maxim
Curves, Contrast Adjustment, Levels in PS CS4
No sharpening
Noise Reduction via 1 pixel Gaussian Blur in PS CS4 on the background only

Click on the image to see it at full size - 3MB - mind the bandwidth!

Flesherton, Ontario
Aug 3 2009