No, I setup my frame in the early evening and then can keep that rotation over many nights of viewing. I have a permanent pier so I don’t need to adjust rotation once I have setup the way I want. I generally stick to one target at a time. I suppose that if I wanted to run multiple targets I would use prior images from the same side of the meridian so when I aligned the rotation was set appropriately. I have to be careful because I cannot have 360 free rotation due to collisions.

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