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M 83 (Southern Pinwheel Galaxy)
Messier 83 (also known as the Southern Pinwheel Galaxy, or NGC 5236) is a barred spiral galaxy approximately 15 million light-years away in the constellation Hydra. This is one of the closest and brightest barred spiral galaxies.
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Technical Details: |
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| Optics: | ASA N 12 Astrograph at /6.8 |
| Mount: | ASA DDM 85 |
| Camera: | SBIG STL-11000M |
| Filters: | Astronomik LRGB filter set |
| Dates/Times: | 22, 26 April 2012 |
| Location: | Rozhen |
| Exposure Details: | L = 120 min, R = 40 min; G = 40 min; B = 50 min. |
| Subexposures: | 10 minutes |
| Acquisition: | CCD Soft |
| Processing: | PixInsight, Photoshop CS |