All tools are available by ftp.
Access geocoordinate and pixel-area tools online . These programs need to be compiled, but are not run explicitly. Thus, the user should compile these programs with locate.for and then use locate to do the conversions. The following grids can be used to determine the latitude and longitude values and the area of a given pixel for the 25 km grids for either hemisphere. The pixel-area grids contain attributes for the 25 km north and south polar stereographic gridded data sets.