Fig. 10
From: Earthquakes in Switzerland and surrounding regions during 2009
Seismograms of one of the 1995 Fribourg events (top) and the 2009 events of Tafers (middle) and Düdingen (bottom) recorded at station ACB (epicentral distance between 114 and 119 km). The almost identical arrival-time differences between the sPmP and the PmP phases shows that the focal depth of all three events must be similar