EQ at Christchurch at 18:26:17 on 05-Nov-2020
Vertical Velocities recorded at Port Levy
EQ Details
Magnitude: 4.5
Depth: 9 km
Distance: 37 km
Estimated travel time of P waves: 7 s
Estimated travel time of S waves: 11 s
Travel times of P and S waves were derived from this website
| Sig. Height μm/s | Sig. Period s | % of Variance | |
|---|---|---|---|
| Raw | 458.91 | 0.332 | 100.0 |
| T < 1 s | 460.81 | 0.343 | 98.8 |
| T > 1 s | 48.32 | 1.7 | 1.2 |
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.