| NGC 6520 is a young open star cluster in the star rich constellation Sagittarius. The above image shows besides this bright open star cluster also the dark nebula Barnard 86. NGC 6520 was born inside this molecular cloud. |
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| Mount | Astro-Physics AP1600GTO |
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| Telescope | TEC RC 20" f/9 with corrector (f=4492mm) |
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| Camera |
FLI PL16803 |
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| Filter |
Astrodon LRGB |
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| Exposure |
Lum 23 x 2min
RGB á 6 x 2min |
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| Total |
1h 22min | |
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| Date |
Mar 2014 |
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| Location |
Hacienda los Andes / Chile |
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Image acquisition by CEDIC team (Bernhard Hubl, Christoph Kaltseis,Wolfgang Leitner und Herbert Walter) Image processing by Bernhard Hubl