HEL1D {RTOMO}R Documentation

One dimensional velocity model for Mt. St. Helens

Description

1D velocity model used for earthquake locations at Mt. St. Helens in the 1980's

Usage

data(HEL1D)

Format

The format is: List of 8

zp
depths to tops of P-wave model, km
vp
P velocity in layers, km/s
ep
uncertainty in P velocity
zs
depths to tops of S-wave model, km
vs
S velocity in layers, km/s
es
uncertainty in S velocity
name
anme of file where model is stored
descriptor
text desription of model

References

Lees, J. M. (1992): The magma system of Mount St. Helens: Non-linear high resolution P-wave tomography, J. Volc. Geoth. Res., 53(1-4), 103-116.

Examples

data(HEL1D)
## maybe str(HEL1D) ; plot(HEL1D) ...

[Package RTOMO version 1.0-6 Index]