set XVIgrids {1.0 m}
set XVIstations {
  {        0.89       -22.44 15}
  {       -5.81        40.75 14}
  {        7.19       -40.75 16}
  {       -7.19       -18.90 17}
}
set XVIshots {
  {        0.89       -22.44        -5.81        40.75}
  {        0.89       -22.44         7.19       -40.75}
  {        0.89       -22.44        -7.19       -18.90}
}
set XVIgrid  {-18.7992 -61.811 19.685 0.0 0.0 19.685 2 6}