|
b-value method
|
Area of 0.3° × 0.3° containing a part of the source zone of the Kumamoto mainshock
|
Unknown
|
|
RTM-algorithm
|
Area of 2° × 3° between the Kumamoto and Off Satsuma Peninsula mainshocks
|
1.5 years for the Kumamoto mainshock (1 year for the Off Satsuma Peninsula mainshock)
|
|
Z-value method
|
Area with R = 100 km between the Kumamoto and Off Satsuma Peninsula mainshocks
|
1.5 years for the Kumamoto mainshock (1 year for the Off Satsuma Peninsula mainshock)
|
|
Seismicity density analysis
|
Area with Δr = 8–40 km containing a part of the source zone of the Kumamoto mainshock
|
3 years or longer for the Kumamoto mainshock
|
