Origin of Model Coordinates (Lon, Lat) -124.5 W, 46.9 N
Model Origin Above Sea Level (km) 8.0
Model Maximum Depth Below Sealevel (km)
39.2
Model dimensions, Eastward/Northward (km)
137.6,  163.2
Grid Spacing (km)
0.8 (all directions)
Number of Grid Values (East, North, Down)
173, 205, 60
Total Number of Sources Used in Inversion (earthquakes + explosions)
3412
Total Number of Receivers
308
Total Number of Observations
81,089
Final RMS Raw Residual (s)
0.060 s
Vertical-to-Horizontal Smoothing Ratio
0.7
Starting Model for Inversion (km/s)
V(z) = 1.8 + 0.09z