Please help!

I have two of the iOptron mounts: Skyguider Pro and CEM40.

Still can’t properly guide despite precise polar alignment. My SGP mount, guiding in RA, seems to over correct, is that right? I keep getting the “Delta RMS threshold exceeded” error message.

How do you set to wide field guiding? I am using Orion mini scope on qhy 5-II-m for guiding my main scope Radian Raptor with focal length of 274 mm on Canon 60Da DSLR.

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