set XVIgrids {1.0 m}
set XVIstations {
  {     -120.08       154.33 0}
  {     -120.08         8.27 1}
  {      -76.77         0.79 2}
  {      -18.50        11.02 3}
  {      120.08      -154.33 4}
}
set XVIshots {
  {     -120.08       154.33      -120.08         8.27}
  {     -120.08         8.27       -76.77         0.79}
  {      -76.77         0.79       -18.50        11.02}
  {      -18.50        11.02       120.08      -154.33}
}
set XVIgrid  {-159.449 -200 19.685 0.0 0.0 19.685 17 21}