Sunday, June 11, 2017

Messier 51 whirlpool galaxy in the constellation Canes Venatici about 30 million light years away.Discovered by Charles Messier in  13Octomber 1773.
telescope RC 6 inches f9 , mount Skywatcher HEQ5 pro, camera foto Atik 314L+ color ccd, guide camera ZWO ASI 120mm monochrome ,guide telescope Skywatcher 70/500mm, exposures 9 frames x 600 sec.

Location Santorini -GREECE 12 mai 2017.

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