GNS PCK files.
===========================================================================
 
     This ``aareadme.txt'' file describes contents of the kernels/pck
     directory of the GNS SPICE data server. It was last modified on
     November 14, 2001. Contact Chuck Acton (818-354-3869,
     Chuck.Acton@jpl.nasa.gov) or Boris Semenov (818-354-8136,
     Boris.Semenov@jpl.nasa.gov) if you have any questions regarding this
     data.
 
 
Brief summary
--------------------------------------------------------
 
     This directory contains the SPICE Planetary Constants Kernel files for
     the GNS spacecraft. All files are in IEEE text format and must be
     copied using ftp ASCII transfer to any non-UNIX workstation. The
     following files are present in this directory. (Only file names are
     shown; the file name extensions of the text PCK files are always
     ".tpc"):
 
           pck*             The generic SPICE PCK file(s);
 
     If multiple versions of generic or special PCK Kernel file are
     provided, always use the latest version (unless earlier version is
     needed for some special reasons.)
 
 
PCK File Naming Schema.
--------------------------------------------------------
 
     The generic PCK file naming schema is as follows:
 
        pckVVVVV.tpc
 
     where
 
           VVVV             is the version of the file (example: "00006" is
                            version 6);