Seismic record of a long duration dispersive signal after the 15 January 2022 Hunga-Tonga eruption

• Published in: Seismica
• Main Author: Díaz, Jordi
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: McGill-Queen’s University Press 2023
• Subjects: Hunga-Tonga; Tsunami; seismic data; gravity wave; long duration dispersive signal; Indian; Pacific; Tonga; Antarc*; Antarctica
• Online Access: http://hdl.handle.net/10261/347429; https://doi.org/10.26443/seismica.v2i2.1033

Data acquired by broadband seismic stations distributed around the world are used to document the exceptionally long duration signal from the tsunami-associated gravity wave that followed the January 2022 Hunga-Tonga eruption. The first arrivals of this wave, with a frequency of around 2 mHz, are re...