#hthh β Public Fediverse posts
Live and recent posts from across the Fediverse tagged #hthh, aggregated by home.social.
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A Seismic Precursor 15 Min Before The Giant Eruption Of Hunga Tonga-Hunga Ha'apai Volcano On 15 January 2022
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https://doi.org/10.1029/2024GL111144 <-- shared paper
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"KEY POINTS:
β’ The volcano generated Rayleigh waves about 15 min before the giant eruption with no apparent surface activity
β’ These waves dominated in 0.03β0.1 Hz with amplitudes comparable to the amplitude of M4.9
β’ Seismic stations 750 km from the volcano and appropriate data analyses allowed [them] to capture precursors of the catastrophic eruption..."
#geology #seismology #tonga #volcano #eruption #vulcanism #HungaTonga #RayleighWave #earthquake #precursor #remotesensing #imagery #satellite #HTHH #model #modeling #spatialanalysis #spatiotemporal #caldera #seismicstation #monitoring #naturalhazard #naturaldisaster #risk #hazard #engineeringgeology