NGC 663 - Open Cluster in Cassiopeia

NGC 663 is an open star cluster lying approximately 6800 light years away in the constellation of Cassiopeia. It is a relatively young cluster containing 400 stars. It spans 16 arcminutes in the sky, making it a good object for binocular viewing.


TS-10 f/5 Newtonian

Camera: Modified Canon 650D; raw capture; ISO 3200
Mount: iOptron CEM 60
Guiding: QHY 5L-II on 60mm guide scope

20 @ 5 min.


Images were focused using the camera's live view and a Bahtinov mask. They were converted in Camera Rawl and were aligned and combined in ImagesPlus. The final image was adjusted in Photoshop.


Taken from my backyard observatory in southeastern Minnesota on September 16-17, 2018

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