Bubble Nebula

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Image Details

Optics: Astro-Physics 155 EDFS f/6 (achieved with 0.75x Photo Visual Telecompressor 27TVPH).
Mount: Software Bisque Paramount ME.
Camera: SBIG ST10 XME with CFW8A.
Filters: Custom Scientific 4.5nm SII, H-alpha, OIII. 
Date: September 2013
Location: Fountain Hills, Arizona.
Exposure: SII:Ha:OIII = 240:240:240 minutes binned 1x1.  HDR composition with 20, 1 minute exposures for each channel to remove blooms.
Acquisition: CCDSoft 5, TheSky6, CCDAutoPilot5. 
Processing: Pixinsight 1.8, Photoshop CC