set XVIgrids {1.0 m}
set XVIstations {
  {       28.77       117.13 1.0}
  {       29.66        68.50 1.1}
  {       -2.82        47.05 1.2}
  {      -44.61       -52.17 1.3}
  {      -50.59       -70.28 1.4}
}
set XVIshots {
  {       28.77       117.13        19.99       122.44}
  {       28.77       117.13        28.79       123.23}
  {       28.77       117.13        24.56       102.76}
  {       28.77       117.13        34.85       110.24}
  {       28.77       117.13        19.06       139.17}
  {       28.77       117.13        18.02       126.18}
  {       28.77       117.13        28.26       128.54}
  {       28.77       117.13        29.66        68.50}
  {       29.66        68.50        16.24       101.18}
  {       29.66        68.50        50.59       104.53}
  {       29.66        68.50        32.70       108.07}
  {       29.66        68.50        26.73        68.31}
  {       29.66        68.50        21.54        50.39}
  {       29.66        68.50        27.21        76.97}
  {       29.66        68.50        -2.82        47.05}
  {       -2.82        47.05        30.88        39.76}
  {       -2.82        47.05        -1.58        46.06}
  {       -2.82        47.05        -6.99        63.19}
  {       -2.82        47.05       -24.41        44.69}
  {       -2.82        47.05         2.17        16.93}
  {       -2.82        47.05       -27.39       -23.03}
  {       -2.82        47.05       -26.80        -5.51}
  {       -2.82        47.05       -31.55         2.36}
  {       -2.82        47.05       -44.61       -52.17}
  {      -44.61       -52.17       -33.87       -50.98}
  {      -44.61       -52.17       -33.79      -139.17}
  {      -44.61       -52.17       -42.49         8.46}
  {      -44.61       -52.17       -50.59       -70.28}
}
set XVIgrid  {-89.3397 -178.15 19.685 0.0 0.0 19.685 9 18}