Essential Navigation revision module 2 of 10

CHT

Charts and Position Basics

Chart symbols, depths, hazards, latitude and longitude, and simple position awareness.

chart symbolsdepths

4 guided lessons · 8 practice questions · 8 flashcards

3 outcomes · self-guided revision
  • Explain chart symbols, depths, hazards, latitude and longitude, and simple position awareness.
  • Apply chart symbols to a realistic onboard situation.
  • Recall the core check: use the chart before departure, not only when lost.

A self-guided revision companion that explains essential concepts, then helps you practise and test them. It supports—but does not replace—recognised instruction, practical training, assessment or certification. Access is a one-time payment, not a subscription.

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Question 1 of 5

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What is the best beginner use of a nautical chart?

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