EQ at Christchurch at 05:43:13 on 24-Jul-2023
Vertical Velocities recorded at Port Levy
EQ Details
Magnitude: 3.5
Depth: 7 km
Distance: 32 km
Estimated travel time of P waves: 6 s
Estimated travel time of S waves: 10 s
Travel times of P and S waves were derived from this website
| Sig. Height μm/s | Sig. Period s | % of Variance | |
|---|---|---|---|
| Raw | 106.99 | 0.223 | 100.0 |
| T < 1 s | 108.49 | 0.226 | 99.9 |
| T > 1 s | 4.93 | 1.6 | 0.1 |
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.