| gaus-lats.f | This Fortran program will generate the values of the latitude circles of a Gaussian grid. |
| grdloc.f | This Fortran program will give the latitude-longitude coordinates of points on a polar-stereographic grid. |
| grdlocs.f | This Fortran program will give the latitude-longitude coordinates and the gridpoint spacing of points on a polar-stereographic grid. |
| erad.f | This Fortran program will compute the earth's radius in grid units on a polar-stereographic grid, given the gridpoint spacing at a known latitude. |