The TauP Toolkit,

version 3.0 Snapshot, web enabled. Documentation http://www.seis.sc.edu/taup
Parameters for:
Command Line:
Tools:
Format:
Velocity Model:
Phase, Source:
Distance:
Scattering:
Amplitude:
Find:
Pierce:
Wavefront:
Color by:
Reflection/Transmission:
Curve:
Velocity Model Plot:
Results: