EQ at Christchurch at 10:29:55 on 23-Oct-2023
Vertical Velocities recorded at Port Levy
EQ Details
Magnitude: 1.7
Depth: 8 km
Distance: 15 km
Estimated travel time of P waves: 3 s
Estimated travel time of S waves: 5 s
Travel times of P and S waves were derived from this website
| Sig. Height μm/s | Sig. Period s | % of Variance | |
|---|---|---|---|
| Raw | 3.76 | 0.261 | 100.0 |
| T < 1 s | 3.05 | 0.189 | 84.9 |
| T > 1 s | 1.20 | 2.1 | 14.9 |
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.