Grid Definition:
----------------
 
The model resolution used here is abbreviated by the term 'T21' which
corresponds to a horizontal resolution of 64*32 grid points.
The grid orientation is west to east, north to south.
 
Upper left corner               Upper right corner
I=1, J=1 (0.00 E, 85.7606 N)    I=64, J=1 (357.1875 E, 85.7606 N)
 
Lower left corner               Lower right corner
I=1, J=32 (0.00 E, 85.7606 S)   I=64, J=32 (357.1875 E, 85.7606 S)
 
The  64 Longitudes

     0.,   5.625,  11.25,  16.875,  22.5,  28.125,  33.75,  39.375,  
    45.,  50.625,  56.25,  61.875,  67.5,  73.125,  78.75,  84.375,
    90.,  95.625, 101.25, 106.875, 112.5, 118.125, 123.75, 129.375,  
   135., 140.625, 146.25, 151.875, 157.5, 163.125, 168.75, 174.375,  
   180., 185.625, 191.25, 196.875, 202.5, 208.125, 213.75, 219.375,  
   225., 230.625, 236.25, 241.875, 247.5, 253.125, 258.75, 264.375,  
   270., 275.625, 281.25, 286.875, 292.5, 298.125, 303.75, 309.375,  
   315., 320.625, 326.25, 331.875, 337.5, 343.125, 348.75, 354.375

The  32 Latitudes

   85.7605896,   80.2687759,   74.7445374,   69.2129745,   63.6786346,  
   58.1429558,   52.6065254,   47.0696411,   41.5324631,   35.995079,
   30.4575539,   24.9199295,   19.3822308,   13.8444834,    8.30670261,  
    2.76890302,  -2.76890302,  -8.30670261,  -13.8444834,  -19.3822308,
  -24.9199295,  -30.4575539,  -35.995079,    -41.5324631,  -47.0696411,
  -52.6065254,  -58.1429558,  -63.6786346,  -69.2129745,   -74.7445374,
  -80.2687759,  -85.7605896