IC 434/B33 The Horsehead Nebula
Date Taken: 10/20/2017, 10/26/2017, 10/27/2017, 11/16/2017
Scope: Planewave CDK 12.5 f/8, 2541mm
Camera: SBIG STL-11000 with Astrodon Tru-Balance E-Series Gen2 filters
Temp: -15C
Mount: Losmandy Titan
Guiding: On-axis via ONAG-XM and SX UltraStar at 2541mm; FocusLock real-time focus software.
Exposure: LRGB 185:110:105:95 All subs 5 min. Luminance unbinned, RGB binned 2x2.
Calibrated and Stacked with CCDStack2; RGB combine and DDP with MaximDL. Processed with CS4.
This image was a real rescue project. I had lots of subs, but the glare from Alnitak (just off the center-top of the frame) overwhelmed the top portion of the image. I tried to tone it down as best I could. I know the red is over-saturated in this image, but I like it anyway.