80mm f/4.8 refractor, Losmandy G11 mount, SXVF-H9, Ha6 nm Astronomik filter
4x 600". Good transparency.
Guiding in piggy back with 500mm f/5.6 Mak Rubinar + SXVF-M7 camera.
Align and stack with AA4.0, iteratives Curves in PS CS3, enhancing contrast with Curves.
No dark, no bias, no flat.
Lorient, 03 October 2008