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M51_58x180s_150%_SDG

M51 galaxy, Explore Scientific152mm F/4.8 Maksutov Newton ("Comet Hunter"), Nikon D5500, 174 minutes exposure @ ISO100 (58x3 minutes subframes). Shot from my backyard observatory "Heaven's Gate" in Čakovec, Croatia.

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Uploaded on March 21, 2020
Taken on March 22, 2020