The same shift producing effect may be noticed if the base is placed inaccurately over a
known point or just moved from it's determined position without relevant amendments.
Note: If the accurate absolute position of the base has been determined only after the job has
been done, the offset of the map can be determined and corrected.
2.7.2. Ways to set the base
As already mentioned Reach used as a base may be positioned using various ways. You
can manually enter the base coordinates, use the averaging feature or use PPP and PPK
techniques to determine the coordinates.
39