EQ at S Shetlands at 23:36:50 on 23-Jan-2021
Vertical Velocities recorded at Port Levy
EQ Details
Magnitude: 6.9
Depth: 10 km
Distance: 7523 km
Estimated travel time of P waves: 657 s
Estimated travel time of S waves: 1194 s
Travel times of P and S waves were derived from this website
| Sig. Height μm/s | Sig. Period s | % of Variance | |
|---|---|---|---|
| Raw | 1.38 | 1.556 | 100.0 |
| T < 1 s | 0.46 | 0.440 | 10.2 |
| T > 1 s | 2.37 | 2.6 | 89.8 |
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.