ances rather than distances in the polar stereographic projection.</p><h2 id="3">Examples</h2><p>Use <a href="http://www.mathworks.com/matlabcentral/fileexchange/46611-icesat-reference-tracks-and-antarctic-grounding-zone-structure/content/icesat_function/icesat_demo/html/reftrack_documentation.html"><tt>reftrack</tt></a> from the ICESat reference tracks toolbox and clip to the eastern hemisphere:</p><pre class="codeinput"><span class="comment">% Load reference track:</span>
[lat,lon] = reftrack(1304);

<spa