Fig. 5From: Impact of different NWM-derived mapping functions on VLBI and GPS analysisZenith wet delay bias (UNB-VMF1 − VMF1) versus latitude for the GPS DDA stations (\(y = 0.002x^{2} - 0.019x + 10.998\)). The discrepancy at IQQE station is at 34 mmBack to article page