Achievable Positioning Accuracies in a Network of GNSS Reference Stations - Global Navigation Satellite Systems: Signal,Theory and Applications - page 207

Fig. 12. Positioning quality comparison of a GIS receiver: CDF of planimetric error (left) and
of elevation error (right) when a NRT correction is used (top) and when an EGNOS area
correction is involved (bottom)
Fig. 13. Positioning quality comparison of a GIS receiver: cumulative moving average of the
positioning error when NRT (left) and EGNOS (right) corrections are used