12. NAVIGATION TOOLS
12-14
12.9.4 How to select the range calculation method
The range calculation method for the EBL and VRM can be selected to Rhumbline or
Great Circle. Do as follows to select a calculation method.
1. Open the menu, then select [NAV Tools] and [Geometry] to show the [Geometry]
page.
2. Select [Rhumbline] or [Great Circle] with the drop down list box for [Divider].
3. Click the [Save] button to save the setting, then click the close button to finish.