is there a list available somewhere that shows all supported coordinate systems (+EPSG) within Reachview 3? I know this list exists (Working with Coordinate Systems), but this doesn’t seem to be exhaustive. Or is it? (seems odd that none of the German Gauß-Krüger coordinate systems is available, just ETRS89 UTM)
You can check the full list of supported coordinate systems in the ReachView 3 app even if you don’t have a Reach receiver. While creating a new project, tap on the Coordinate system tab to open the list: