Fig. 9

The temporal distribution of aftershocks during the 20 h following the Mw 7.6 earthquake, which includes the time of the Mw 7.4. event at 12:36. Observed cumulated number of aftershocks (black line) and predicted number determined from the modified Omori law using data of the first 12 h (red line) are shown. The dotted box shows the time of increased activity before the Mw 7.4 event