+1)st partition.
   Mathematically speaking, partitions may be thought of as intervals that
   are closed on the left and open on the right.
<P>
 
<BR><BR>
<A NAME="Clock type assignment"></A>
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<H3> Clock type assignment
</H3><P><BR><BR>
   If --ss is the NAIF ID code of a spacecraft, the associated clock type
   for that spacecraft is given by the assignment
<P>
 
<PRE>
   SCLK_DATA_TYPE_ss = ( cc )
</PRE>
   where cc is the clock type. New clock ty