travel.time1D {RSEIS}R Documentation

Seismic Travel Time 1D

Description

travel time from source to reciever in 1D local model.

Usage

travel.time1D(indelta, inhpz, instaz, inlay, ztop, vel)

Arguments

indelta distance in KM
inhpz depthof hypocenter, km
instaz elevation of station
inlay number of layers
ztop vector, tops of layers
vel vector, velocities in layers

Details

Uses local 1D velocity model, not appropriate for spherical earth.

Value

list:

dtdr derivative of t w.r.t. horizontal distance
dtdz derivative of t w.r.t. z, depth
angle incidence angle, degrees
tt travel time, s

Author(s)

Jonathan M. Lees<jonathan.lees.edu>

See Also

Get1Dvel

Examples


data(VELMOD1D)

v= VELMOD1D

travel.time1D(23, 7, 0, length(v$zs) , v$zp , v$vp)

[Package RSEIS version 2.1-4 Index]