Fig. 4From: Troposphere delay modeling in SLR based on PMF, VMF3o, and meteorological dataDifferences between mapping function values in 2008 for stations Wettzell and Yarragadee located in the Northern and Southern Hemispheres, respectively. The differences are projected at the levels of 7, 15, and 20 degrees and shown in red, green, and blue, respectivelyBack to article page