Hy

I know and was happy to reach the 50" total error, but guiding, later on, was giving me 3-4 degrees of error. This didn't happen the time before (it was flawless)

I have a question that could e basic ut worth checking, as I use OAG, in both PHD & Internal guider, I enter my scope parameters as guide scope parameters ()and the camera is the guide camera), but I was thinking that I only look into a small portion of the scope FOV periphery and not the whole aperture. Does this affect the guider calculations?

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