Messier 57 - NGC 6720
Taken by Giuseppe Donatiello on January 25, 2015 @
Oria (Brindisi) - Italy
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Camera Used: Unavailable Unavailable
Exposure Time: Unavailable
Aperture: Unavailable
ISO: Unavailable
Date Taken: Unavailable
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Details:
Image credits: Domenico Argentiero, Giuseppe Donatiello, Terenzio Fusco, Federico Lavarino, Colin McGill, Alessandro Elio Milani.
Processed by Giuseppe Donatiello
Telescopes: Ian King Ikharos 8 "RC - SW BKP 250 DS f/4.8 - Celestron C9.25 XLT - (DIY) ED doublet 127 f/9 v.13 - Celestron C8 CPC 800 XLT - A-P EDT 130 f/9
Total exposure: 62 hours.
Photographer's website:
http://www.astrobin.com/users/Giuseppe_Donatiello/
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