

It really depends!
If you’re talking latitudinally, for example, they’re 1900 miles down South, then there would be a noticable difference. If the difference was in longitude, then your view of the night sky would be delayed to them depending on the difference in time zone.
It’s known as dyskinesia and lots of things can cause it! Magnesium deficiency can be a trigger for it, but so can certain neurological conditions and medications. Has this been happening for a long time? Either way it doesn’t hurt to get it checked by a doctor for peace of mind!