polar stereographic grid mapping

Hello,

I am attaching the dimension of a variable below. I just want to know
the best way to plot the variable "pcp". Do I need to transform the
coordinate to plot the variable pcp.

Thanks

Debasish

dimensions:
         xc = 180 ;
         yc = 172 ;
         time = UNLIMITED ; // (124 currently)
variables:
         float xc(xc) ;
                 xc:units = "m" ;
                 xc:long_name = "x-coordinate of polar_stereographic
projection" ;
                 xc:standard_name = "projection_x_coordinate" ;
                 xc:axis = "X" ;
                 xc:coordinate_defines = "point" ;
                 xc:actual_range = 22500., 8077500. ;
         float yc(yc) ;
                 yc:units = "m" ;
                 yc:long_name = "y-coordinate of polar_stereographic
projection" ;
                 yc:standard_name = "projection_y_coordinate" ;
                 yc:axis = "Y" ;
                 yc:coordinate_defines = "point" ;
                 yc:actual_range = 22500., 7717500. ;
         double time(time) ;
                 time:long_name = "time" ;
                 time:standard_name = "time" ;
                 time:axis = "T" ;
                 time:units = "hours since 1958-01-01 00:00:0.0" ;
                 time:delta_t = "0000-00-00 06:00:00" ;
                 time:coordinate_defines = "point" ;
                 time:actual_range = 26280., 27018. ;
         float lon(yc, xc) ;
                 lon:units = "degrees_east" ;
                 lon:long_name = "longitude" ;
                 lon:standard_name = "longitude" ;
                 lon:actual_range = 161.519805908203, 331.743162155151 ;
         float lat(yc, xc) ;
                 lat:units = "degrees_north" ;
                 lat:long_name = "latitude" ;
                 lat:standard_name = "latitude" ;
                 lat:actual_range = 11.9236116409302, 87.0431594848633 ;
        char polar_stereographic ;
                 polar_stereographic:grid_mapping_name =
"polar_stereographic" ;
                  
polar_stereographic:straight_vertical_longitude_from_pole = -115.f ;
                 polar_stereographic:standard_parallel = 60.f ;
                 polar_stereographic:false_easting = 2700000.f ;
                 polar_stereographic:false_northing = 8023500.f ;
                 polar_stereographic:latitude_of_projection_origin = 90.f ;
                 polar_stereographic:resolution_at_standard_parallel =
45000.f ;
         float pcp(time, yc, xc) ;
                 pcp:long_name = "Total precipitation rate" ;
                 pcp:units = "kg m-2 s-1" ;
                 pcp:statistic = "archiving period mean" ;
                 pcp:standard_name = "precipitation_flux" ;
                 pcp:actual_range = 5.24434976309962e-25, 0.0014852563617751 ;
                 pcp:coordinates = "lon lat" ;
                 pcp:grid_mapping = "polar_stereographic" ;
                 pcp:level_desc = "Surface" ;
                 pcp:grid_desc = "polar_stereographic" ;

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Received on Fri Jun 12 2009 - 09:27:07 MDT