I just use guidemaster. It has a drift align mode. As I have a permanent setup I only did it once and check it a few times per year. I don't care what T point states the error is as long as I have no drift in dec. If there is no descernable drift in the time of your longest exposure then that is good enough.
For the SS2000 the recommended mode for drift align is polar aligned and a 1 star align. If you use more than that it is too clever and will try to correct the alignment error it measured and will possibly bump the dec axis. This defeats the purpose of the drift align routine.
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