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M 42 (Great Orion Nebula) and NGC 1977 (Running Man Nebula)
The Great Orion Nebula (also known as Messier 42 or NGC 1976) is a diffuse nebula in the constellation of Orion. It is one of the brightest nebulae and is visible to the naked eye. Located at a distance of about 1,350 light years,it is the closest region of massive star formation.
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Technical Details: |
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| Optics: | 12" ASA Astrograph at F/3.6, Canon 300 mm lens at 2.8 |
| Mount: | ASA DDM 85 |
| Camera: | SBIG STL-11000M |
| Filters: | Astrodon RGB filters |
| Dates/Times: | November 2010 |
| Location: | Rozhen National Observatory |
| Exposure Details: | ASA - R = 120 min.,G = 120 min., B = 150 min. |
| Canon - L = 120 min,R = 90 min.,G = 100 min., B = 100 min. | |
| Subexposures: | 10 minutes |
| Acquisition: | CCD Soft |
| Processing: | PixInsight, Photoshop CS |
