* Astronomy

The 1730 Valparaíso earthquake occurred at 03:45 local time (08:45 UTC) on July 8. It had an estimated magnitude of 8.7 and triggered a major tsunami with an estimated magnitude of Mt=8.75, that inundated the lower parts of Valparaíso. The earthquake caused severe damage from La Serena to Chillan, while the tsunami affected more than 1,000 km of Chile's coastline.
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