OICNW Task 1.2.B

Plot DR position

MMA Method

In order to satisfy NVIC 12-14 Task 1.2.B , MMA students must:

NVIC Method

See NVIC method.

STCW Competence Knowledge, Understanding, and Proficiency

Plan and conduct a passage and determine position

OICNW-A1.02 Terrestrial and coastal navigation

Ability to determine the ship’s position by use of:

.1 Landmarks

.2 Aids to navigation, including lighthouses, beacons and buoys .

3 Dead reckoning, taking into account winds, tides, currents and estimated speed

Condition Behavior Standard

On a vessel underway, or on a simulator, using a standard plotting sheet or chart, and given the vessels speed made good and course made good for the past 4 hours,

the candidate plots the vessel’s DR position for every hour for the duration of the watch.


The candidate’s position is within ± 0.25 nm of the assessor’s solution.