README

Infomation fo relocating seismic scatterers Code
http://seis.ustc.edu.cn/PKPprecursor

Copyright (c) 2000-2015, L. Wen
###########################
The package is free and distributed in the hope that it will be useful. 
You can use it and/or modify it under the terms of the GNU General Public License 
for NON-COMMERCIAL purposes.

It does not come with any warranties, nor is it guaranteed to work on your computer.
The user assumes full responsibility for the use of this system.
We are NOT responsible for any damage that may follow from correct or incorrect
use of this package.

Permission is granted to make and distribute verbatim copies of this license provided
that the copyright notice and these paragraphs are preserved on all copies.


Description
===========

This package is a code developed by Lianxing Wen
for determining the location of seismic scaterers
using PKP precursor onset times.

Reference
=========

Wen, L., 2000. Intense seismic scattering near the Earth's core-mantle boundary beneath
the Comoros hotspot. Geophys. Res. Lett. 27,3627-3630

Requirement
===========

#. Seismic Analysis Code (SAC)

   You need SAC installed on your system, and
   $(SACHOME) set to the SAC installation directory.

#. Generic Mapping Tools

   Some figures are plotted using GMT, it is not necessary.

Installation
============

Go to src directory, and run make.

Examples
========

Just change to the example/Run diretory and run:

    perl LocateScatterer.pl