Messier 45: The (Many More Than) Seven Sisters

Dr Alan Potts
Location of photo
Newport, South Wales, United Kingdom
Date/Time of photo
26th November, 2017
Sky-Watcher 90mm achromatic refractor (f/10) on EQ2 mount. Nikon D3300 (at 6400 ISO)
A negative image of the Pleiades. A 43m 28s total exposure (of 4s subframes; that is a lot of subs and took most of a day to stack). Problems with amplifier glow caused the change to a negative image version.
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