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M83 - Southern Pinwheel Galaxy
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M83 - Southern Pinwheel Galaxy
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M83 - Southern Pinwheel Galaxy

M83 - Southern Pinwheel Galaxy

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M83 - Southern Pinwheel Galaxy
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Details
Date Taken: 05/15/2010
Photographer: Steven M
Location: Mt Martha, Victoria, Australia
Telescope: GSO 10 inch RC F8
Mount: G11 with Gemini L4
Camera: QHY9
Processing: CCD Stack: darks and bias subtracted (no flats), image normalised, defects subtracted, luninance images summed, RGB images mean stacked, all files registered and algined, and Photoshop CS3: FITS liberator RGB combined, and luminance layered in for detail and brightness. Used High pass filter for emphasizing dark lane detail.
Exposure: LRGB, L binned 2x2 10min subs x 8, RGB binned 3x3 5min subs x 6 per channel, total 170 minutes, or 2.83 hours, @ -20c.
Other Equipment Used: Orion SteadyStar Adaptive Optics Guider
Notes: CCD Stack: darks and bias subtracted (no flats), image normalised, defects subtracted, luninance images summed, RGB images mean stacked, all files registered and algined, and Photoshop CS3: FITS liberator RGB combined, and luminance layered in for detail

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