Published on 8 January 2024

Gravity Field Consortium

In the field of gravity measurement, swisstopo offers a variety of services in cooperation with the Chair of Mathematical and Physical Geodesy, Section of the Federal Institute of Technology, Zurich, including gravity and vertical height deviations, as well as a broad range of calculation and modelling services. It also provides the official geoid model of Switzerland (CHGeo2004), which is required in all precision GNSS receivers for determining heights, as well as software for calculating vertical height deviations and levelled and orthometric heights.