NGC 129 - Open Cluster in Cassiopeia



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.


Telescope: Takahashi TOA-130NFB refractor
Camera: Modified Canon 650D (T4i); ISO 1600
Mount:  iOptron CEM60
Guiding: QHY 5L-II on 60mm guide scope
Exposures: 24 @ 5min.
Notes:  Images 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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