The Propeller nebula (DWB111, Simeis 57) is an HII emission nebula located in Cygnus. It's part of the giant molecular cloud known as Cygnus X.
Distance and dimensions are unknown.... |
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| Optic |
SW Quattro 8S 200mm f/4 with Baader MPCC Mark III corrector |
| Camera |
EOS 600D Baader and QSI 683 WS |
| Filters |
Astrodon 5nm Ha |
| Mount |
NEQ6 with EQASCOM
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Guide
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SW 70/500 with AlCCD5
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Frame center
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RA 20:16:03 DEC 43:38:48 J2000
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Date
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5th and 15th July 2014
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Site
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Backyard, Busto G. Milan, Italy
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| Exposures
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RGB - 20x600s ISO800 - 9 dark, 11 flat, 11 bias
Ha - 16x900s bin 1x1 @ -20°C
Integration time - 7h 20m
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Notes
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First image in collaboration with Davide Coverta.
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