Hi Guys
Taken on my RCOS 10" RC Scope at f9, SBIG STXL6303E Camera and PME mount at itelescopes Siding Spring Observatory.
Processed with CCDstack, Star Tools and Photoshop. 74 hrs Total exposure time.
Ha,OIII. Mapped as Red and Blue (bicolour).
Ha 41hrs, 60min subs bin1. OIII 33 hrs, 60min subs bin1..
Unusually, this Nebula has far more Oxygen than Hydrogen gas.
Stretched a bit so a bit noisy in parts.
Big version
here
Thanks for looking!