M27 - The Dumbbell Nebula
Description: M27, the Dumbbell Nebula, is in the constellation of Vulpecula. This image was taken on August 10, 2007 from the Oregon Star Party.
Equipment: The image was taken with a Celestron C8 telescope on a CGE mount. The camera was an SBIG ST10XME with an Astro-Physics .67 Telecompressor and Astrodon filters. The guide scope and camera were an Orion ST-80 refractor with an SBIG remote guide head attached to the ST10. Focusing was done manually.
Exposures: 18x180 seconds red, 13x180 seconds green and 14x180 seconds blue exposures.
Processing: Bias, dark & flat calibration, image registration & color registration were done in Maxim/DL. Curves, levels, LRGB combination, zone sharpening & noise reduction were done in Photoshop CS2.
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