onfinement window.
      %
      et = <a href="cspice_str2et.html">cspice_str2et</a>( { '2004 JUN 11 06:30:00 TDB', ...
                            '2004 JUN 11 12:00:00 TDB' } );

      cnfine = <a href="cspice_wninsd.html">cspice_wninsd</a>( et(1), et(2) );

      %
      %Initialize inputs for the search.
      %
      inst = 'CASSINI_ISS_WAC';

      %
      % Create a unit direction vector pointing from observer to star.
      % We'll assume the direction is constant during the confinement
      % wind