Many thanks to all for your kind words and for nice comments.
I'm glad.
@madbadgalaxymam : thanks for explanation and link to BFAstro, i think to have a great gap to his work, in terms of setup/sky/experience ... Frank's work at absolute at the top.
@greg: the star coming only from my RC-like

... I using a AO unit from StarlightExpress and i'm so happy about, i found a difference in terms of signal quantity and details. If you want, you can read the weekend's story and see the single sub in luminance about galaxy from 2 setup, it's automatically translate from italian:
http://translate.google.it/translate...n&hl=&ie=UTF-8
Thanks again.
All the best,
Leo