Mulgor Logo EQ at Cook Strait at 06:27:46 on 25-Jan-2020

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 4.7
Depth: 57 km
Distance: 365 km
Estimated travel time of P waves: 49 s
Estimated travel time of S waves: 87 s

Travel times of P and S waves were derived from this website

Statistics of Signal at Port Levy
Sig. Height μm/s Sig. Period s % of Variance
Raw 9.40 0.183 100.0
T < 1 s 9.17 0.180 99.2
T > 1 s 1.12 1.7 0.8

Significant height and period are derived from a zero-crossing analysis of the wave signal after the arrival time of the p waves.
They are the averages of the highest third of the waves.