I could keep going with this but I don't think it's getting much better from inner Sydney, and I'm pretty happy with how it turned out anyway. I was going for the classic HST palette style and I've chucked in some RGB stars though they haven't worked as well as I'd have liked.
Bigger/better version here:
http://hughsblog.wordpress.com/2014/...-helix-nebula/
Any advice on improving would be most appreciated
Ha = 26 x 30 minutes
OIII = 12 x 30 minutes
RGB each 10 x 5 minutes bin 2×2 for stars
Takahashi TSA120 | EQ6 | SBIG STT8300 + FW8G + AO-8T
CCDSoft + PixInsight + Photoshop CC + Lightroom