subroutine grid2deg(grid0,dlong,dlat) ! Converts Maidenhead grid locator to degrees of West longitude ! and North latitude. character*(*) grid0 character*6 grid character*1 g1,g2,g3,g4,g5,g6 grid=grid0 i=ichar(grid(5:5)) if(grid(5:5).eq.' ' .or. i.le.64 .or. i.ge.128) grid(5:6)='mm' if(grid(1:1).ge.'a' .and. grid(1:1).le.'z') grid(1:1)= & char(ichar(grid(1:1))+ichar('A')-ichar('a')) if(grid(2:2).ge.'a' .and. grid(2:2).le.'z') grid(2:2)= & char(ichar(grid(2:2))+ichar('A')-ichar('a')) if(grid(5:5).ge.'A' .and. grid(5:5).le.'Z') grid(5:5)= & char(ichar(grid(5:5))-ichar('A')+ichar('a')) if(grid(6:6).ge.'A' .and. grid(6:6).le.'Z') grid(6:6)= & char(ichar(grid(6:6))-ichar('A')+ichar('a')) g1=grid(1:1) g2=grid(2:2) g3=grid(3:3) g4=grid(4:4) g5=grid(5:5) g6=grid(6:6) nlong = 180 - 20*(ichar(g1)-ichar('A')) n20d = 2*(ichar(g3)-ichar('0')) xminlong = 5*(ichar(g5)-ichar('a')+0.5) dlong = nlong - n20d - xminlong/60.0 nlat = -90+10*(ichar(g2)-ichar('A')) + ichar(g4)-ichar('0') xminlat = 2.5*(ichar(g6)-ichar('a')+0.5) dlat = nlat + xminlat/60.0 return end subroutine grid2deg