drift for a while. If your telescope has a motor drive, turn it off for this check. The stars will enter the field of view from the east and exit to the west. Determine the longest path for the stars you see drifting through the field. This is your east-west line. The north-south line is perpendicular to it, and to find it, turn the drive back on, center a reasonably bright star, release the declination lock on your drive, and move the telescope by hand toward the north. As you observe the field of view, th