# 9.5 - Ladder Plot

Displays the centre-to-centre distance between the reference and any offsets, vs measured depth of the reference well. This plot requires offsets to be assigned in order to work correctly. See **section 8.2.6.4 – Select Offsets** for more information.

<figure><img src="/files/ewqFFoVbDUiKPaMwcJBp" alt=""><figcaption><p>Figure 226: Ladder Plot</p></figcaption></figure>

The plot can be zoomed by scrolling the mouse wheel. When zoomed in the **↑**, **↓**, **←** and **→** keys scroll the view in the corresponding direction. The view can also be scrolled by left clicking and dragging the mouse. The zoom can be reset by pressing the **Z** key.

A zoom window will appear at the bottom of the chart to allow the user to select which part of the chart they wish to view once zoomed in.

Right clicking on the chart brings up the Context Menu and double left clicking anywhere on the chart opens the Chart Properties dialog.


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