Hi folks,
I love the Helix Nebula, such a huge PN. So I can try to capture it also with my small 80/480 APO. But it is very close to horizon.
https://fbcdn-sphotos-b-a.akamaihd.n...55796783_n.jpg
I did it from my balcony, some nights. So I captured 23x600s Ha, 15x600s L and 5x600s for every channel in RGB.
My colour result:
http://www.prokyon.startime.at/NGC7293.htm
and only Halpha:
http://www.prokyon.startime.at/Bilder/NGC7293Halpha.jpg
Regards
Werner