Seismic Azimuthal Anisotropy Model for the Juan de Fuca ‐ Gorda Plate System

This dataset is supplementary to:

Liu, C., et al. (2024) Seismic Azimuthal Anisotropy Within the Juan de Fuca ‐ Gorda Plate System, GRL

DOI: 10.1029/2024GL111835

Azimuthal anisotropy model from 10-100 km

Model 1: JdFG_Azi_anisotropy_model.nc: contains

Anisotropic lithospheric layer: base of sediments to 20km below the Moho

Anisotropic asthenospheric zone: 50 km thick layer beneath the lithosphere layer

A complementary deeper asthenosphere layer 

Model 2:JdFG_Azi_anisotropy_model_ios_crust.nc: 

Anisotropic lithospheric layer: the Moho to 30km below the Moho

Anisotropic asthenospheric zone: 50 km thick layer beneath the lithosphere layer

A complementary deeper asthenosphere layer 

The uploaded file uses NetCDF4 format.

File format:

Longitude, Latitude, Depth, fa,unc_fa,amp,unc_amp

Dimensions:

Longitude: -130.2° to -125.0° with 0.4° interval.

Latitude: 40.6° to 49.0° with 0.4° interval.

Depth: 10 to 100 with 10 km interval

Model variables:

fa:  depth-dependent fast azimuth (deg)

unc_fa: uncertainty for depth-dependent fast azimuth (deg)

amp:  depth-dependent anisotropy amplitude (%)

unc_amp: uncertainty for depth-dependent anisotropy amplitude (%)