Santukan refrensi datum punika prasida madué pabinayan jeriji miwah titik tengah, titik tertentu ring jagaté prasida madué kordinat sané banget doh mabinayan, puniki manut pisan ring datum sané kaanggén rikala ngukur.
Since reference datums can have different radii and different center points, a specific point on Earth can have substantially different coordinates depending on the datum used to make the measurement.