Soap Bubble Nebula

(PN G75.5+1.7) a planetary nebula in Cygnus
Magnitude: 12v
Apparent Size: 260"
Distance:~ 4,000 ly
Physical size: ~5 ly.

Date acquired: Sept. 6, 2015
Camera: Starlight Xpress SXVF-H9
Guider: Starlight Xpress Exview
Scope: Astrotech AT10RC @ F8 (2000mm)
Mount: Losmandy Titan w/Gemini-II
Filters: Astronomik Ha (6nm) & Oiii (12nm)
Exposures: 10 x 7 min. Oiii, 8 x 7 min. Ha (2x2 binning)
Acquired, stacked (sum) and RGB combined in Astroart 5
F.O.V. = 15.5' x 11.6' @ 1.32 arc"/Pixel

Processing Notes:
Each channel; Sum stack with hot pixel filter.
Log stretch
color combined Ha=R, Ha+Oiii=G Oiii=B