EUVN-DA - EUVN Densification Action The project EUVN-DA (European Vertical Reference Network - Densification Action) project has been organized to establish a dense continental homogeneous GPS / level

EVRF2019 Data Realization of the Datum Epoch of the measurements Tidal corrections Adjustment results EVRF2019 heights Data Since the first EVRS realization in 1998, most of the national leveling data

EVRF2007 (archived) Network Datum specification Tidal corrections and permanent tide Results The European Vertical Reference Frame 2007 (EVRF2007), the new realization of the EVRS, is based on a combi

Definition of European Vertical Reference System Introduction Definition Reference ellipsoid and normal gravity field in PDF format (not accessible) [PDF, 68 KB] Introduction During the last ten years

Re­sults and prod­ucts Some projects were initiated to establish the European Vertical Reference System. In the respective sub-topic these projects are described in detail: Height Da­tum Re­la­tions b

Realization of EVRS Over the years, three realizations of the EVRS have been published. The current version is EVRF2019. The national height systems of some countries as well as previous activities su