The Earth is still ringing…

The Earth is still ringing… Note that the amplitude of this phenomenon is 10 times smaller than for the Boxing day 2004 Sumatra-Andaman earthquake (Mw=9.1-9.3, according to different estimates) and 2 times smaller than for the 2005 Nias earthquake (Mw=8.6).
Anyway, an amazing phenomenon.
0S0 is the so-called ‘breathing’ or ‘balloon’ mode; it involves radial motions of the entire Earth that alternate between expansion and contraction.

Chili_2015_1005

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