- Description: The Pleiades, Seven Sisters, Messier 45 or Subaru - a bright open cluster embedded in
reflection nebula in Taurus. An easy naked eye cluster in the winter sky but observing the nebulosity
takes a good eye and dark skies. This was shot from my club's site, the Wilson Coulee Observatory where
there is a growing amount of light pollution. It took a while to remove the gradients from that and this is
about as deep as I can go from that site in visible RGB light.
- Camera: SBIG STF-8300M at -15C
- Filters: Baader 7nm H-alpha filter and Baader RGB
- Scope: Takahashi FSQ106 refractor
- Exposure: 8 x 10 minutes for red, blue and green
- Location: Wilson Coulee Observatory, Alberta
- Date: October 8th, 2021
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