Jason Ware wrote:
M27 in Narrow Band mapped color, HA, OII with synthetic
green channel..

Meade RCX400, 12"
Yankee Robotics Trifid II, 6303.
Astrodon 6nm filters
MaxIM DL, RC Astro gradient.
HA = 100 minutes
OIII = 100 minutes

http://galaxyphoto.com/jw_yankee_rcx_eline_m27.htm

Hello Jason,

That is a wonderful image, well done. First class equipment also!

I made a slightly more modest narrowband (Ha only) last night under our
bright skies in Norway
http://arnholm.org/astro/deepsky/m27...0728_70pst.jpg
C8, 0.6x Celestron reducer
Astronomik 13nm Ha
Artemis 285 camera
5x300 sec 2x2 binned

Clear skies
Carsten A. Arnholm
http://arnholm.org/
N59.776 E10.457