Thread: Coma Aberration - Persist or desist?
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Old 13-10-2020, 04:25 PM
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strongmanmike (Michael)
Highest Observatory in Oz

strongmanmike is offline 		 
Join Date: May 2006
Location: Canberra
Posts: 17,177
I'm with Alex, triangular stars tends to point to astigmatism, could also be caused by how the secondary mirror is attached too..?

Mike
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