Ionospheric Disturbances due to the 2017 American Solar Eclipse Detected at a European Observatory

APID5180181. The ionospheric observatory in Dourbes (50.1
^o
N, 4.6°E), Belgium, was at the edge of the partial eclipse and was exposed for only few minutes just before the local sunset. A special campaign of high time resolution ionospheric measurements-identical to the one used to observe the 2015 European eclipse [1], [2]-was carried out at the observatory with collocated digital ionosonde and GNSS receiver.