Veil Nebula - Supernova Remnant (with labels)

This image is annotated with a few labels marking the brighter areas of the Veil Nebula.

5nm Narrowband Hydrogen-alpha filter: 10 images x 600-second sub frames, binned 1x1, Total= 1-hour. AstroTech AT66, 66mm, f/5 ED Refractor using an AstroTech flat field corrector, SBIG STL-6303E monochrome CCD camera, Losmandy Gemini G-11 EQ mount. Image acquisition by CCD Soft V5. Processing by CCD Stack and Adobe Photoshop. ATMoB Clubhouse, Westford, MA, 16 July 2015.