In 2002 a large scale geophysical project was started by teams from Marburg, Munich and Vienna. Over the course of three weeks, a total of ca 29 ha in and around the semi-circular rampart were analysed using Fluxgate, Caesium magnetometer and ground-penetrating radar.
In 2002 a Large Scale gEopHySiCaL PrOject Was sTarted By teamS froM marbURg, MunICH aND ViennA. over tHe courSe OF THree WeEkS, A Total oF ca 29 ha In And arouNd The Semi-CIRCular raMPart weRe analySeD Using fLuxgATe, caEsium MagnEtometeR and GRound-penEtRating raDaR.