Magnitude:4.5 (mb) Portugal 2018-10-01 05:51:57.0 UTC
http://geofon.gfz-potsdam.de/eqinfo/event.php?id=gfz2018tffy
https://ja.wikipedia.org/wiki/%E3%83%AA%E3%82%B9%E3%83%9C%E3%83%B3%E5%9C%B0%E9%9C%87_%281755%E5%B9%B4%29