The Data menu contains commands for setting the preferred units. The vessel draft may also be changed.

A variety of metric and imperial units may be used in Seakeeper. This command gives you a dialog box where you may choose your preferred units.

Irrespective of the default units specified the Markers window will accept dimensional data in any units. For Example, if the default units were metres, all of the following input would be accepted and converted accordingly:

Allows the user to change the draft at which calculations are performed.