Mulgor Logo EQ at Chatham Rise at 22:32:45 on 10-Sep-2019

Vertical Velocities recorded at Port Levy

EQ Details

Magnitude: 4.7
Depth: 33 km
Distance: 375 km
Estimated travel time of P waves: 55 s
Estimated travel time of S waves: 96 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 2.22 0.814 100.0
T < 1 s 1.26 0.275 18.1
T > 1 s 2.70 2.9 81.8

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.