Note: Some browsers may fail to treat these files correctly. The files are compressed with gzip. However, the ".gz" extension maybe dropped by the browser when saving the file. Therefore, it may be necessary to add the the ".gz" extension to the file after download. This is accomplished with standard file renaming techniques. Alternatively, some browser/operating system combinations may allow the user to add the extension in the file "Save As..." dialog. The files should then be uncompressed with gzip prior to use.
NASA Official: Patricia A. Kerr
Site Curator: William
and Questions Last Updated:March