Tsunami Science Four Years After the 2004 Indian Ocean Tsunami

, 2007) that occurred at 0:58:53 GMT, 7:58:53 LT (USGS) (t ). The earthquake was responsible for a sudden fault slip estimated on average from 12-15 m (SYNOLAKIS et al. , 2005) to 20 m (FU and SUN, 30 2006). The last two movies were analyzed in detail in order to calculate the tsunami velocity (FRITZ et al.