The Helix Nebula
Astro-Physics RHA 305mm F3.8 Honders Astrograph, Bisque PME
SBIG STT8300 AO-8T FW8-G
34Hours of Ha, 5 Hours OIII +40: 30:30:30 mins L RGB
AstroDon 3nm Ha, OIII, Gen 2 RGB
Capture with CCDops, post-processing in MaxImCCD 6 and Photoshop 6
Data capture from Barden Ridge, southern Sydney.
Annotated overlay image
NASA, ESA, C.R. O'Dell (Vanderbilt University), and M. Meixner, P. McCullough, and G. Bacon (Space Telescope Science Institute)
Base Image copyright Peter J Ward 2014