Fault slip

The distance from endpoint

The time of the first wave arrive(s)

Judgment

Calculate the distance

Error

AT

25 km

T1 = 0.010086

T2 = 0.010674

T3 = 0.010674

T2 = T3

25.224954

0.065

BT

40 km

T1 = 0.010622

T2 = 0.010138

T3 = 0.010553

X = 180.166

L1 = 120.002

X > L1; T3 > T2

40.011996

0.011

CT

30 km

T1 = 0.010657

T2 = 0.010588

T3 = 0.010104

X = 190.189

L1 = 120.002

X > L1; T2 > T3

30.153968

0.153