an'
              are those associated with the input `range.'
</PRE>
<h4><a name="Parameters">Parameters</a></h4>
<PRE>
 
   None. 
 </PRE>
<h4><a name="Exceptions">Exceptions</a></h4>
<PRE>
 
   Error free. 
 </PRE>
<h4><a name="Files">Files</a></h4>
<PRE>
 
   None. 
 </PRE>
<h4><a name="Particulars">Particulars</a></h4>
<PRE>
   None.
 </PRE>
<h4><a name="Examples">Examples</a></h4>
<PRE>
 
   The following code fragment converts right ascension and 
   declination from the B1950 reference frame to the 