nd
   corresponding values in the parallel time system, and by a set of
   ``rate'' values that apply to the intervals between the pairs of time
   values. The rate values give the rate at which ``parallel time''
   increases with respect to encoded SCLK time during the interval over
   which the rate applies. The rates in a type 1 SCLK kernel have units of
<P>
 
<PRE>
    parallel time system units
   ----------------------------
   most significant clock count
</PRE>
   The units of the currently supporte