NGC 129 is an open star cluster
that lies approximately 5,500 light years in the constellation of
Cassiopeia. It was discovered by William Hershel in 1788.
Canon 650D (T4i); ISO 1600
5L-II on 60mm guide scope
||24 @ 5min.
were focused using the camera's live view and a Bahtinov mask. Exposures
were captured, aligned and combined in ImagesPlus. The composite image
was adjusted in Photoshop.
Taken from my backyard observatory in southeastern Minnesota on 9/1/21.
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