Simrad Maris ECDIS900 Operator's Manual page 223

LOP Function
The cursor will change to a cross "+".
Move the cross on the point centre of arc and Click on the position.
O M
BJECT ODIFICATION
It is possible to adjust Lines or Arcs after creation:
Use Mouse cursor by drag or extend.
•
Right click and open Properties dialog box, and adjust parameters.
•
C P
ALCULATE OSITION
Select 3 objects (or more) to get a "FIX position from LOP.
(Use CTRL for multiple selection)
Here 3 lines are used.
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