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Re: PEC Question


 

Ah I think I see. Because my ratio of guide to image is about 3:1 then any error in the guider will be 1/3 in the imager

so the 15¡± PE is more like 5 and the 0.7 RMS is approx 0.7/3

This makes total sense.?

Even if I got 1.0 at DEC =0 I am still getting 0.3 or 0.4 RMS on the imager which is still less than a pixel

so only if I decrease my imager scale Will I really need to care about this.?

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