Celestron Fastar 8 at f/1.95, PixCel 237. This 25 minute exposure consists of a 600 second (five by 120 seconds Track and Accumulate) luminance file, and three 300 second 2x2 binned RGB files. Unguided at -19.78 degrees Celsius. Sub pixel registration and post processing done with CCDOPS v4.10, and combined in Adobe Photoshop v5.5. The luminance and RGB set files were log scaled and sharpened in CCDOPS before being combined in Photoshop. Slight Gaussian blur added to RGB layer.
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