pre><img vspace="5" hspace="5" src="pspath_documentation_03.png" alt=""> <p>We can zoom in for a closer look:</p><pre class="codeinput">axis([-1499557   -1495441    -468396    -465326])
</pre><img vspace="5" hspace="5" src="pspath_documentation_04.png" alt=""> <p>With even spacing, it's now possible to interpolate data to a common spacing for easy intercomparison. This is ideal for interpolating to a common spacing for repeat-track analysis.  That doesn't really match our sample data, but the point is illus