Height differences between the official height systems along the borders of the “D-A-CH countries” in centimeters

Fig. 2: Height differences between the official height systems along the borders of the “D-A-CH countries” in centimeters. The colored points indicate the exact values from cross-border leveling, the surface plot refers to the differences of the height reference surfaces (geoid models): [DE] GCG2016; [AT] Austrian Geoid 2008 + Höhengrid; [CH] CHLN02. Sign convention “country 1 -> country 2”: The quoted values are to be added to the heights of country 1 in order to obtain heights of country 2.